JBR-4256: 8275330: C2: assert(n->is_Root() || n->is_Region() || n->is_Phi() || n->is_MachMerge() || def_block->dominates(block)) failed: uses must be dominated by definitions

Reviewed-by: thartmann, chagedorn
(cherry picked from commit 3e798dd40c)

jb/project/docker/Dockerfile.aarch64

@@ -31,7 +31,6 @@ RUN export DEBIAN_FRONTEND=noninteractive \
         libxt-dev \
         libxtst-dev \
         make \
-        rsync \
         tar \
         unzip \
         zip && \

jb/project/docker/Dockerfile.musl_aarch64

@@ -1,22 +0,0 @@
-# NOTE: This Dockerfile is meant to be used from the mkdocker_musl_aarch64.sh script.
-
-# Pull a concrete version of Linux that does NOT recieve updates after it's
-# been created.  This is so that the image is as stable as possible to make
-# image creation reproducible.
-# NB: this also means there may be no security-related fixes there, need to
-# move the version to the next manually.
-FROM arm64v8/alpine:3.12
-
-# Install the necessary build tools
-RUN     apk --no-cache add --update bash grep tar zip bzip2 rsync fontconfig build-base \
-	    git libx11-dev libxext-dev libxrandr-dev libxrender-dev libxt-dev \
-	    libxtst-dev autoconf freetype-dev cups-dev alsa-lib-dev file \
-	    fontconfig fontconfig-dev linux-headers
-
-# Set up boot JDK for building
-COPY boot_jdk_musl_aarch64.tar.gz /jdk17/
-RUN cd /jdk17 && tar --strip-components=1 -xzf boot_jdk_musl_aarch64.tar.gz && rm /jdk17/boot_jdk_musl_aarch64.tar.gz
-ENV BOOT_JDK=/jdk17
-
-RUN git config --global user.email "teamcity@jetbrains.com" && \
-    git config --global user.name "builduser"

jb/project/docker/Dockerfile.musl_x64

@@ -1,22 +0,0 @@
-# NOTE: This Dockerfile is meant to be used from the mkdocker_musl_x64.sh script.
-
-# Pull a concrete version of Linux that does NOT recieve updates after it's
-# been created.  This is so that the image is as stable as possible to make
-# image creation reproducible.
-# NB: this also means there may be no security-related fixes there, need to
-# move the version to the next manually.
-FROM alpine:3.5
-
-# Install the necessary build tools
-RUN     apk --no-cache add --update bash grep tar zip bzip2 rsync fontconfig build-base \
-	    git libx11-dev libxext-dev libxrandr-dev libxrender-dev libxt-dev \
-	    libxtst-dev autoconf freetype-dev cups-dev alsa-lib-dev file \
-	    fontconfig fontconfig-dev linux-headers
-
-# Set up boot JDK for building
-COPY boot_jdk_musl_amd64.tar.gz /jdk17/
-RUN cd /jdk17 && tar --strip-components=1 -xzf boot_jdk_musl_amd64.tar.gz && rm /jdk17/boot_jdk_musl_amd64.tar.gz
-ENV BOOT_JDK=/jdk17
-
-RUN git config --global user.email "teamcity@jetbrains.com" && \
-    git config --global user.name "builduser"

jb/project/docker/mkdocker_musl_aarch64.sh

@@ -1,26 +0,0 @@
-#!/bin/bash -x
-
-# This script creates a Docker image suitable for building musl AArch64 variant
-# of the JetBrains Runtime version 17.
-
-BOOT_JDK_REMOTE_FILE=zulu17.32.13-ca-jdk17.0.2-linux_musl_aarch64.tar.gz
-BOOT_JDK_SHA=6b920559abafbe9bdef386a20ecf3a2f318bc1f0d8359eb1f95aee26606bbc70
-BOOT_JDK_LOCAL_FILE=boot_jdk_musl_aarch64.tar.gz
-
-if [ ! -f $BOOT_JDK_LOCAL_FILE ]; then
-    # Obtain "boot JDK" from outside of the container.
-    wget -nc https://cdn.azul.com/zulu/bin/${BOOT_JDK_REMOTE_FILE} -O $BOOT_JDK_LOCAL_FILE
-else
-    echo "boot JDK \"$BOOT_JDK_LOCAL_FILE\" present, skipping download"
-fi
-
-# Verify that what we've downloaded can be trusted.
-sha256sum -c - <<EOF
-$BOOT_JDK_SHA *$BOOT_JDK_LOCAL_FILE
-EOF
-
-docker build -t jbr17buildenv -f Dockerfile.musl_aarch64 .
-
-# NB: the resulting container can (and should) be used without the network
-# connection (--network none) during build in order to reduce the chance
-# of build contamination.

jb/project/docker/mkdocker_musl_x64.sh

@@ -1,26 +0,0 @@
-#!/bin/bash -x
-
-# This script creates a Docker image suitable for building musl-x64 variant
-# of the JetBrains Runtime version 17.
-
-BOOT_JDK_REMOTE_FILE=zulu17.32.13-ca-jdk17.0.2-linux_musl_x64.tar.gz
-BOOT_JDK_SHA=bcc5342011bd9f3643372aadbdfa68d47463ff0d8621668a0bdf2910614d95c6
-BOOT_JDK_LOCAL_FILE=boot_jdk_musl_amd64.tar.gz
-
-if [ ! -f $BOOT_JDK_LOCAL_FILE ]; then
-    # Obtain "boot JDK" from outside of the container.
-    wget -nc https://cdn.azul.com/zulu/bin/${BOOT_JDK_REMOTE_FILE} -O $BOOT_JDK_LOCAL_FILE
-else
-    echo "boot JDK \"$BOOT_JDK_LOCAL_FILE\" present, skipping download"
-fi
-
-# Verify that what we've downloaded can be trusted.
-sha256sum -c - <<EOF
-$BOOT_JDK_SHA *$BOOT_JDK_LOCAL_FILE
-EOF
-
-docker build -t jbr17buildenv -f Dockerfile.musl_x64 .
-
-# NB: the resulting container can (and should) be used without the network
-# connection (--network none) during build in order to reduce the chance
-# of build contamination.

jb/project/tools/common/scripts/common.sh

@@ -31,7 +31,7 @@ architecture=$3 # aarch64 or x64
 bundle_type=$(do_maketest)
 do_maketest=$?
 tag_prefix="jbr-"
-OPENJDK_TAG=$(git log --simplify-by-decoration --decorate=short --pretty=short | grep "$tag_prefix" | cut -d "(" -f2 | cut -d ")" -f1 | awk '{print $2}' | sort -t "-" -k 2 -g | tail -n 1 | tr -d ",")
+OPENJDK_TAG=$(git log --simplify-by-decoration --decorate=short --pretty=short | grep "$tag_prefix" | cut -d "(" -f2 | cut -d ")" -f1 | awk '{print $2}' | sort -t "-" -k 2 -g | tail -n 1)
 VERSION_FEATURE=$(getVersionProp "DEFAULT_VERSION_FEATURE")
 VERSION_INTERIM=$(getVersionProp "DEFAULT_VERSION_INTERIM")
 VERSION_UPDATE=$(getVersionProp "DEFAULT_VERSION_UPDATE")
@@ -77,27 +77,15 @@ case "$OS_NAME" in
         ;;
 esac
 
-WITH_ZIPPED_NATIVE_DEBUG_SYMBOLS="--with-native-debug-symbols=zipped"
-
 REPRODUCIBLE_BUILD_OPTS="--enable-reproducible-build
   --with-source-date=$SOURCE_DATE_EPOCH
   --with-hotspot-build-time=$BUILD_TIME
   --with-copyright-year=$COPYRIGHT_YEAR
   --disable-absolute-paths-in-output"
 
-function zip_native_debug_symbols() {
-  image_bundle_path=$(echo $1 | cut -d"/" -f-4)
-  jbr_diz_name=$2
-
-  (cd $image_bundle_path && find . -name '*.diz' -exec rsync -R {} ../../../../dizfiles \; )
-
-  (cd dizfiles && find . -print0 | COPYFILE_DISABLE=1 \
-    tar --no-recursion --null -T - -czf ../"$jbr_diz_name".tar.gz) || do_exit $?
-}
-
 function do_exit() {
   exit_code=$1
-  [ $do_reset_changes -eq 1 ] && git checkout HEAD jb/project/tools/common/modules.list src/java.desktop/share/classes/module-info.java
+  [ $do_reset_changes -eq 1 ] && git checkout HEAD modules.list src/java.desktop/share/classes/module-info.java
   if [ $do_reset_dcevm -eq 1 ]; then
     [ ! -z $HEAD_REVISION ] && git reset --hard $HEAD_REVISION
   fi

jb/project/tools/linux/scripts/mkimages_aarch64.sh

@@ -6,21 +6,8 @@
 
 source jb/project/tools/common/scripts/common.sh
 
-function is_musl {
-  libc=$(ldd /bin/ls | grep 'musl' | head -1 | cut -d ' ' -f1)
-  if [ -z $libc ]; then
-    # This is not Musl, return 1 == false
-    return 1
-  fi
-  return 0
-}
-
 JBRSDK_BASE_NAME=jbrsdk-${JBSDK_VERSION}
 
-LIBC_TYPE_SUFFIX=''
-
-if is_musl; then LIBC_TYPE_SUFFIX='musl-' ; fi
-
 sh configure \
   --with-debug-level=release \
   --with-vendor-name="${VENDOR_NAME}" \
@@ -32,12 +19,11 @@ sh configure \
   --with-boot-jdk=${BOOT_JDK} \
   --enable-cds=yes \
   $REPRODUCIBLE_BUILD_OPTS \
-  $WITH_ZIPPED_NATIVE_DEBUG_SYMBOLS \
   || exit $?
 make clean CONF=linux-aarch64-server-release || exit $?
 make images CONF=linux-aarch64-server-release test-image || exit $?
 
-JBSDK=${JBRSDK_BASE_NAME}-linux-${LIBC_TYPE_SUFFIX}aarch64-b${build_number}
+JBSDK=${JBRSDK_BASE_NAME}-linux-aarch64-b${build_number}
 BASE_DIR=build/linux-aarch64-server-release/images
 JSDK=${BASE_DIR}/jdk
 JBRSDK_BUNDLE=jbrsdk
@@ -52,8 +38,6 @@ echo Creating $JBSDK.tar.gz ...
 sed 's/JBR/JBRSDK/g' ${BASE_DIR}/${JBRSDK_BUNDLE}/release > release
 mv release ${BASE_DIR}/${JBRSDK_BUNDLE}/release
 
-zip_native_debug_symbols $JSDK "${JBSDK}_diz"
-
 # NB: --sort=name requires tar1.28
 tar $REPRODUCIBLE_TAR_OPTS --sort=name -pcf $JBSDK.tar \
   --exclude=*.debuginfo --exclude=demo --exclude=sample --exclude=man \
@@ -65,8 +49,8 @@ JBR_BUNDLE=jbr
 JBR_BASE_NAME=jbr-$JBSDK_VERSION
 rm -rf $BASE_DIR/$JBR_BUNDLE
 
-JBR=$JBR_BASE_NAME-linux-${LIBC_TYPE_SUFFIX}aarch64-b$build_number
-grep -v javafx jb/project/tools/common/modules.list | grep -v "jdk.internal.vm\|jdk.aot\|jcef" > modules.list.aarch64
+JBR=$JBR_BASE_NAME-linux-aarch64-b$build_number
+grep -v javafx modules.list | grep -v "jdk.internal.vm\|jdk.aot\|jcef" > modules.list.aarch64
 echo Running jlink....
 ${JSDK}/bin/jlink \
   --module-path ${JSDK}/jmods --no-man-pages --compress=2 \
@@ -81,7 +65,7 @@ tar $REPRODUCIBLE_TAR_OPTS --sort=name -pcf $JBR.tar -C $BASE_DIR ${JBR_BUNDLE}
 touch -c -d @$SOURCE_DATE_EPOCH $JBR.tar
 gzip $JBR.tar || exit $?
 
-JBRSDK_TEST=$JBRSDK_BASE_NAME-linux-${LIBC_TYPE_SUFFIX}test-aarch64-b$build_number
+JBRSDK_TEST=$JBRSDK_BASE_NAME-linux-test-aarch64-b$build_number
 echo Creating $JBRSDK_TEST.tar.gz ...
 tar -pcf $JBRSDK_TEST.tar -C $BASE_DIR --exclude='test/jdk/demos' test || exit $?
 gzip $JBRSDK_TEST.tar || exit $?

jb/project/tools/linux/scripts/mkimages_x64.sh

@@ -33,31 +33,17 @@ function do_configure {
     --with-boot-jdk="$BOOT_JDK" \
     --enable-cds=yes \
     $REPRODUCIBLE_BUILD_OPTS \
-    $WITH_ZIPPED_NATIVE_DEBUG_SYMBOLS \
     || do_exit $?
 }
 
-function is_musl {
-  libc=$(ldd /bin/ls | grep 'musl' | head -1 | cut -d ' ' -f1)
-  if [ -z $libc ]; then
-    # This is not Musl, return 1 == false
-    return 1
-  fi
-  return 0
-}
-
 function create_image_bundle {
   __bundle_name=$1
   __arch_name=$2
   __modules_path=$3
   __modules=$4
 
-  libc_type_suffix=''
-
-  if is_musl; then libc_type_suffix='musl-' ; fi
-
   [ "$bundle_type" == "fd" ] && [ "$__arch_name" == "$JBRSDK_BUNDLE" ] && __bundle_name=$__arch_name && fastdebug_infix="fastdebug-"
-  JBR=${__bundle_name}-${JBSDK_VERSION}-linux-${libc_type_suffix}x64-${fastdebug_infix}b${build_number}
+  JBR=${__bundle_name}-${JBSDK_VERSION}-linux-x64-${fastdebug_infix}b${build_number}
 
   echo Running jlink....
   [ -d "$IMAGES_DIR"/"$__arch_name" ] && rm -rf "${IMAGES_DIR:?}"/"$__arch_name"
@@ -70,7 +56,6 @@ function create_image_bundle {
     sed 's/JBR/JBRSDK/g' "$IMAGES_DIR"/"$__arch_name"/release > release
     mv release "$IMAGES_DIR"/"$__arch_name"/release
     copy_jmods "$__modules" "$__modules_path" "$IMAGES_DIR"/"$__arch_name"/jmods
-    zip_native_debug_symbols $IMAGES_DIR/jdk "${JBR}_diz"
   fi
 
   # jmod does not preserve file permissions (JDK-8173610)
@@ -130,7 +115,7 @@ if [ "$bundle_type" == "jcef" ] || [ "$bundle_type" == "fd" ]; then
 fi
 
 # create runtime image bundle
-modules=$(xargs < jb/project/tools/common/modules.list | sed s/" "//g) || do_exit $?
+modules=$(xargs < modules.list | sed s/" "//g) || do_exit $?
 create_image_bundle "jbr${jbr_name_postfix}" "jbr" $JSDK_MODS_DIR "$modules" || do_exit $?
 
 # create sdk image bundle
@@ -141,9 +126,9 @@ fi
 create_image_bundle "$JBRSDK_BUNDLE${jbr_name_postfix}" $JBRSDK_BUNDLE $JSDK_MODS_DIR "$modules" || do_exit $?
 
 if [ $do_maketest -eq 1 ]; then
-    JBRSDK_TEST=${JBRSDK_BUNDLE}-${JBSDK_VERSION}-linux-${libc_type_suffix}test-x64-b${build_number}
+    JBRSDK_TEST=${JBRSDK_BUNDLE}-${JBSDK_VERSION}-linux-test-x64-b${build_number}
     echo Creating "$JBRSDK_TEST" ...
-    [ $do_reset_changes -eq 1 ] && git checkout HEAD jb/project/tools/common/modules.list src/java.desktop/share/classes/module-info.java
+    [ $do_reset_changes -eq 1 ] && git checkout HEAD modules.list src/java.desktop/share/classes/module-info.java
     make test-image CONF=$RELEASE_NAME || do_exit $?
     tar -pcf "$JBRSDK_TEST".tar -C $IMAGES_DIR --exclude='test/jdk/demos' test || do_exit $?
     [ -f "$JBRSDK_TEST.tar.gz" ] && rm "$JBRSDK_TEST.tar.gz"

jb/project/tools/linux/scripts/mkimages_x86.sh

@@ -61,7 +61,7 @@ JBR_BASE_NAME=jbr-$JBSDK_VERSION
 rm -rf $BASE_DIR/$JBR_BUNDLE
 
 JBR=$JBR_BASE_NAME-linux-x86-b$build_number
-grep -v javafx jb/project/tools/common/modules.list | grep -v "jdk.internal.vm\|jdk.aot\|jcef" > modules.list.x86
+grep -v javafx modules.list | grep -v "jdk.internal.vm\|jdk.aot\|jcef" > modules.list.x86
 echo Running jlink....
 ${JSDK}/bin/jlink \
   --module-path ${JSDK}/jmods --no-man-pages --compress=2 \
@@ -77,4 +77,4 @@ gzip $JBR.tar || exit $?
 JBRSDK_TEST=$JBRSDK_BASE_NAME-linux-test-x86-b$build_number
 echo Creating $JBRSDK_TEST.tar.gz ...
 tar -pcf $JBRSDK_TEST.tar -C $BASE_DIR --exclude='test/jdk/demos' --exclude='test/hotspot/gtest' test || exit $?
-gzip $JBRSDK_TEST.tar || exit $?
+gzip $JBRSDK_TEST.tar || exit $?

jb/project/tools/mac/scripts/mkimages.sh

@@ -45,7 +45,6 @@ function do_configure {
       --with-extra-cxxflags="-F$(pwd)/Frameworks" \
       --with-extra-ldflags="-F$(pwd)/Frameworks" \
       $REPRODUCIBLE_BUILD_OPTS \
-      $WITH_ZIPPED_NATIVE_DEBUG_SYMBOLS \
       || do_exit $?
   else
     sh configure \
@@ -62,7 +61,6 @@ function do_configure {
       --with-macosx-version-max="${MACOSX_VERSION_MAX:="10.12.00"}" \
       --enable-cds=yes \
       $REPRODUCIBLE_BUILD_OPTS \
-      $WITH_ZIPPED_NATIVE_DEBUG_SYMBOLS \
       || do_exit $?
   fi
 }
@@ -92,7 +90,6 @@ function create_image_bundle {
     sed 's/JBR/JBRSDK/g' $JRE_CONTENTS/Home/release > release
     mv release $JRE_CONTENTS/Home/release
     copy_jmods "$__modules" "$__modules_path" "$JRE_CONTENTS"/Home/jmods
-    zip_native_debug_symbols $IMAGES_DIR/jdk-bundle/jdk-$JBSDK_VERSION.jdk "${JBR}_diz"
   fi
 
   cp -R "$JSDK"/../MacOS "$JRE_CONTENTS"
@@ -156,7 +153,7 @@ if [ "$bundle_type" == "jcef" ] || [ "$bundle_type" == "fd" ]; then
 fi
 
 # create runtime image bundle
-modules=$(xargs < jb/project/tools/common/modules.list | sed s/" "//g) || do_exit $?
+modules=$(xargs < modules.list | sed s/" "//g) || do_exit $?
 create_image_bundle "jbr${jbr_name_postfix}" "jbr" $JSDK_MODS_DIR "$modules" || do_exit $?
 
 # create sdk image bundle
@@ -169,7 +166,7 @@ create_image_bundle "$JBRSDK_BUNDLE${jbr_name_postfix}" "$JBRSDK_BUNDLE" "$JSDK_
 if [ $do_maketest -eq 1 ]; then
     JBRSDK_TEST=${JBRSDK_BUNDLE}-${JBSDK_VERSION}-osx-test-${architecture}-b${build_number}
     echo Creating "$JBRSDK_TEST" ...
-    [ $do_reset_changes -eq 1 ] && git checkout HEAD jb/project/tools/common/modules.list src/java.desktop/share/classes/module-info.java
+    [ $do_reset_changes -eq 1 ] && git checkout HEAD modules.list src/java.desktop/share/classes/module-info.java
     make test-image CONF=$RELEASE_NAME || do_exit $?
     [ -f "$JBRSDK_TEST.tar.gz" ] && rm "$JBRSDK_TEST.tar.gz"
     COPYFILE_DISABLE=1 tar -pczf "$JBRSDK_TEST".tar.gz -C $IMAGES_DIR --exclude='test/jdk/demos' test || do_exit $?

jb/project/tools/patches/add_jcef_module.patch

@@ -1,8 +1,8 @@
-diff --git jb/project/tools/common/modules.list jb/project/tools/common/modules.list
-index 522acb7cb43..c40e689d5de 100644
---- jb/project/tools/common/modules.list
-+++ jb/project/tools/common/modules.list
-@@ -51,4 +51,7 @@ jdk.unsupported.desktop,
+diff --git modules.list modules.list
+index 054f21d1ee0..d9a121f0273 100644
+--- modules.list
++++ modules.list
+@@ -49,4 +49,7 @@ jdk.unsupported,
  jdk.xml.dom,
  jdk.zipfs,
  jdk.hotspot.agent,

jb/project/tools/test/check_jbr_size.sh

@@ -1,16 +1,5 @@
 #!/bin/bash
 
-
-while getopts ":t" o; do
-    case "${o}" in
-        t)
-          t="With Teamcity tests info"
-          TC_PRINT=1
-          ;;
-    esac
-done
-shift $((OPTIND-1))
-
 NEWFILEPATH=$1
 CONFIGID=$2
 BUILDID=$3
@@ -18,7 +7,6 @@ TOKEN=$4
 #
 # Get the size of new artifact
 #
-
 unameOut="$(uname -s)"
 case "${unameOut}" in
     Linux*)
@@ -28,11 +16,7 @@ case "${unameOut}" in
       NEWFILESIZE=$(stat -f%z "$NEWFILEPATH")
       ;;
     CYGWIN*)
-      NEWFILESIZE=$(stat -c%s$4
-#
-# Get the size of new artifact
-#
- "$NEWFILEPATH")
+      NEWFILESIZE=$(stat -c%s "$NEWFILEPATH")
       ;;
     MINGW*)
       NEWFILESIZE=$(stat -c%s "$NEWFILEPATH")
@@ -41,88 +25,32 @@ case "${unameOut}" in
       echo "Unknown machine: ${unameOut}"
       exit 1
 esac
-FILENAME=$(basename ${NEWFILEPATH})
 
-#
-# Get pattern of artifact name
-# Base filename pattern: <BUNDLE_TYPE>-<JDK_VERSION>-<OS>-<ARCH>-b<BUILD>.tar.gz: jbr_dcevm-17.0.2-osx-x64-b1234.tar.gz
-# BUNDLE_TYPE: jbr, jbrsdk, jbr_dcevm, jbrsdk_jcef etc.
-# OS_ARCH_PATTERN - <os_architecture>: osx-x64, linux-aarch64, windows-x64 etc.
+echo "New size of $NEWFILEPATH = $NEWFILESIZE bytes."
 
-BUNDLE_TYPE=jbrsdk
-OS_ARCH_PATTERN=""
-FILE_EXTENSION=tar.gz
+# example: IntellijCustomJdk_Jdk17_Master_LinuxX64jcef
 
-re='(jbr[a-z_]*).*-[0-9_\.]+-(.+)-b[0-9]+(.+)'
-if [[ $FILENAME =~ $re ]]; then
-  BUNDLE_TYPE=${BASH_REMATCH[1]}
-  OS_ARCH_PATTERN=${BASH_REMATCH[2]}
-  FILE_EXTENSION=${BASH_REMATCH[3]}
-fi
-
-if [ $TC_PRINT -eq 1 ]; then
-  testname_file_ext=`echo $FILE_EXTENSION | sed 's/\./_/g'`
-  testname=$BUNDLE_TYPE"_"$OS_ARCH_PATTERN$testname_file_ext
-  echo \#\#teamcity[testStarted name=\'$testname\']
-fi
-
-
-echo "BUNDLE_TYPE: "  $BUNDLE_TYPE
-echo "OS_ARCH_PATTERN: " $OS_ARCH_PATTERN
-echo "FILE_EXTENSION: " $FILE_EXTENSION
-echo "New size of $FILENAME = $NEWFILESIZE bytes."
-
-
-function test_failed_msg() {
-  if [ $3 -eq 1 ]; then
-    echo \#\#teamcity[testFailed name=\'$1\' message=\'$2\']
-  fi
-}
-
-function test_finished_msg() {
-  if [ $2 -eq 1 ]; then
-    echo \#\#teamcity[testFinished name=\'$1\']
-  fi
-}
-
-#
-# Get previous successful build ID
-# Example:
-# CONFIGID=IntellijCustomJdk_Jdk17_Master_LinuxX64jcef
-# BUILDID=12345678
-#
-# expected return value
-# id="123".number="567"
-#
 CURL_RESPONSE=$(curl --header "Authorization: Bearer $TOKEN" "https://buildserver.labs.intellij.net/app/rest/builds/?locator=buildType:(id:$CONFIGID),status:success,count:1,finishDate:(build:$BUILDID,condition:before)")
-re='id=\"([0-9]+)\".+number=\"([0-9\.]+)\"'
 
-# ID: Previous successful build id
+re='id=\"([0-9]+)\".+number=\"([0-9]+)\"'
 ID=0
+
 if [[ $CURL_RESPONSE =~ $re ]]; then
   ID=${BASH_REMATCH[1]}
   echo "BUILD Number: ${BASH_REMATCH[2]}"
 else
-  msg="ERROR: can't find previous build"
-  echo $msg
+  echo "ERROR: can't find previous build"
   echo $CURL_RESPONSE
-  test_failed_msg $testname $msg $TC_PRINT
-  test_finished_msg $testname $TC_PRINT
   exit 1
 fi
 
-#
-# Get artifacts from previous successful build
-#
-# expected return value
-# name="jbrsdk_jcef*.tar.gz size="123'
-#
 CURL_RESPONSE=$(curl --header "Authorization: Bearer $TOKEN" "https://buildserver.labs.intellij.net/app/rest/builds/$ID?fields=id,number,artifacts(file(name,size))")
-echo "Atrifacts of previous build of $CONFIGID :"
+
+echo "Atrifacts of last pinned build of $CONFIGID :\n"
 echo $CURL_RESPONSE
 
-# Find binary size (in response) with reg exp
-re='name=\"('$BUNDLE_TYPE'[^\"]+'${OS_ARCH_PATTERN}'[^\"]+'${FILE_EXTENSION}')\" size=\"([0-9]+)\"'
+# Find size (in response) with reg exp
+re='name=\"(jbrsdk_jcef[^\"]+\.tar\.gz)\" size=\"([0-9]+)\"'
 
 if [[ $CURL_RESPONSE =~ $re ]]; then
   OLDFILENAME=${BASH_REMATCH[1]}
@@ -133,20 +61,12 @@ if [[ $CURL_RESPONSE =~ $re ]]; then
   let allowedSize=OLDFILESIZE+OLDFILESIZE/20 # use 5% threshold
   echo "Allowed size = $allowedSize"
   if [[ "$NEWFILESIZE" -gt "$allowedSize" ]]; then
-    msg="ERROR: new size is significally greater than prev size (need to investigate)"
-    echo $msg
-    test_failed_msg $testname $msg $TC_PRINT
-    test_finished_msg $testname $TC_PRINT
+    echo "ERROR: new size is significally greater than prev size (need to investigate)"
     exit 1
-  else
-    echo "PASSED"
-   test_finished_msg $testname $TC_PRINT
   fi
 else
-  msg="ERROR: can't find string with size in xml response:"
-  echo $msg
+  echo "ERROR: can't find string with size in xml response:"
   echo $CURL_RESPONSE
-  test_failed_msg $testname $msg $TC_PRINT
-  test_finished_msg $testname $TC_PRINT
   exit 1
 fi
+

jb/project/tools/windows/scripts/mkimages_x64.sh

@@ -107,8 +107,7 @@ if [ "$bundle_type" == "jcef" ] || [ "$bundle_type" == "fd" ]; then
 fi
 
 # create runtime image bundlef
-modules=$(xargs < jb/project/tools/common/modules.list | sed s/" "//g) || do_exit $?
-modules+=",jdk.crypto.mscapi"
+modules=$(xargs < modules.list | sed s/" "//g) || do_exit $?
 create_image_bundle "jbr${jbr_name_postfix}" "jbr" $JSDK_MODS_DIR "$modules" || do_exit $?
 
 # create sdk image bundle

jb/project/tools/windows/scripts/mkimages_x86.sh

@@ -53,8 +53,7 @@ mv release ${JBRSDK_BUNDLE}/release
 
 JBR_BUNDLE=jbr
 rm -rf ${JBR_BUNDLE}
-grep -v javafx jb/project/tools/common/modules.list | grep -v "jdk.internal.vm\|jdk.aot\|jcef" > modules.list.x86
-echo ",jdk.crypto.mscapi" >> modules.list.x86
+grep -v javafx modules.list | grep -v "jdk.internal.vm\|jdk.aot\|jcef" > modules.list.x86
 ${JSDK}/bin/jlink \
   --module-path ${JSDK}/jmods --no-man-pages --compress=2 \
   --add-modules $(xargs < modules.list.x86 | sed s/" "//g) --output ${JBR_BUNDLE} || exit $?

make/autoconf/flags-cflags.m4

@@ -95,24 +95,8 @@ AC_DEFUN([FLAGS_SETUP_DEBUG_SYMBOLS],
   # info flags for toolchains unless we know they work.
   # See JDK-8207057.
   ASFLAGS_DEBUG_SYMBOLS=""
-
-  # Debug prefix mapping if supported by compiler
-  DEBUG_PREFIX_CFLAGS=
-
   # Debug symbols
   if test "x$TOOLCHAIN_TYPE" = xgcc; then
-    if test "x$ALLOW_ABSOLUTE_PATHS_IN_OUTPUT" = "xfalse"; then
-      # Check if compiler supports -fdebug-prefix-map. If so, use that to make
-      # the debug symbol paths resolve to paths relative to the workspace root.
-      workspace_root_trailing_slash="${WORKSPACE_ROOT%/}/"
-      DEBUG_PREFIX_CFLAGS="-fdebug-prefix-map=${workspace_root_trailing_slash}="
-      FLAGS_COMPILER_CHECK_ARGUMENTS(ARGUMENT: [${DEBUG_PREFIX_CFLAGS}],
-        IF_FALSE: [
-            DEBUG_PREFIX_CFLAGS=
-        ]
-      )
-    fi
-
     CFLAGS_DEBUG_SYMBOLS="-g"
     ASFLAGS_DEBUG_SYMBOLS="-g"
   elif test "x$TOOLCHAIN_TYPE" = xclang; then
@@ -124,11 +108,6 @@ AC_DEFUN([FLAGS_SETUP_DEBUG_SYMBOLS],
     CFLAGS_DEBUG_SYMBOLS="-Z7"
   fi
 
-  if test "x$DEBUG_PREFIX_CFLAGS" != x; then
-    CFLAGS_DEBUG_SYMBOLS="$CFLAGS_DEBUG_SYMBOLS $DEBUG_PREFIX_CFLAGS"
-    ASFLAGS_DEBUG_SYMBOLS="$ASFLAGS_DEBUG_SYMBOLS $DEBUG_PREFIX_CFLAGS"
-  fi
-
   AC_SUBST(CFLAGS_DEBUG_SYMBOLS)
   AC_SUBST(ASFLAGS_DEBUG_SYMBOLS)
 ])

make/autoconf/version-numbers

@@ -0,0 +1,55 @@
+#
+# Copyright (c) 2011, 2019, Oracle and/or its affiliates. All rights reserved.
+# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+#
+# This code is free software; you can redistribute it and/or modify it
+# under the terms of the GNU General Public License version 2 only, as
+# published by the Free Software Foundation.  Oracle designates this
+# particular file as subject to the "Classpath" exception as provided
+# by Oracle in the LICENSE file that accompanied this code.
+#
+# This code is distributed in the hope that it will be useful, but WITHOUT
+# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+# version 2 for more details (a copy is included in the LICENSE file that
+# accompanied this code).
+#
+# You should have received a copy of the GNU General Public License version
+# 2 along with this work; if not, write to the Free Software Foundation,
+# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+#
+# Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+# or visit www.oracle.com if you need additional information or have any
+# questions.
+#
+
+# Default version, product, and vendor information to use,
+# unless overridden by configure
+
+DEFAULT_VERSION_FEATURE=15
+DEFAULT_VERSION_INTERIM=0
+DEFAULT_VERSION_UPDATE=0
+DEFAULT_VERSION_PATCH=0
+DEFAULT_VERSION_EXTRA1=0
+DEFAULT_VERSION_EXTRA2=0
+DEFAULT_VERSION_EXTRA3=0
+DEFAULT_VERSION_DATE=2020-09-15
+DEFAULT_VERSION_CLASSFILE_MAJOR=59  # "`$EXPR $DEFAULT_VERSION_FEATURE + 44`"
+DEFAULT_VERSION_CLASSFILE_MINOR=0
+DEFAULT_ACCEPTABLE_BOOT_VERSIONS="14 15"
+DEFAULT_JDK_SOURCE_TARGET_VERSION=15
+DEFAULT_PROMOTED_VERSION_PRE=
+
+LAUNCHER_NAME=openjdk
+PRODUCT_NAME=OpenJDK
+PRODUCT_SUFFIX="Runtime Environment"
+JDK_RC_PLATFORM_NAME=Platform
+COMPANY_NAME=N/A
+HOTSPOT_VM_DISTRO="Dynamic Code Evolution"
+VENDOR_URL=https://openjdk.java.net/
+VENDOR_URL_BUG=https://bugreport.java.com/bugreport/
+VENDOR_URL_VM_BUG=https://bugreport.java.com/bugreport/crash.jsp
+
+# Might need better names for these
+MACOSX_BUNDLE_NAME_BASE="OpenJDK"
+MACOSX_BUNDLE_ID_BASE="net.java.openjdk"

make/common/JarArchive.gmk

@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2011, 2022, Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 2011, 2021, Oracle and/or its affiliates. All rights reserved.
 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 #
 # This code is free software; you can redistribute it and/or modify it
@@ -193,8 +193,7 @@ define SetupJarArchiveBody
   $1_UPDATE_CONTENTS=\
       if [ "`$(WC) -l $$($1_BIN)/_the.$$($1_JARNAME)_contents | $(AWK) '{ print $$$$1 }'`" -gt "0" ]; then \
         $(ECHO) "  updating" `$(WC) -l $$($1_BIN)/_the.$$($1_JARNAME)_contents | $(AWK) '{ print $$$$1 }'` files && \
-        $(SORT) $$($1_BIN)/_the.$$($1_JARNAME)_contents > $$($1_BIN)/_the.$$($1_JARNAME)_contents_sorted && \
-        $$($1_JAR_CMD) --update $$($1_JAR_OPTIONS) --file $$@ @$$($1_BIN)/_the.$$($1_JARNAME)_contents_sorted; \
+        $$($1_JAR_CMD) --update $$($1_JAR_OPTIONS) --file $$@ @$$($1_BIN)/_the.$$($1_JARNAME)_contents; \
       fi $$(NEWLINE)
   # The s-variants of the above macros are used when the jar is created from scratch.
   # NOTICE: please leave the parentheses space separated otherwise the AIX build will break!
@@ -213,9 +212,7 @@ define SetupJarArchiveBody
             | $(SED) 's|$$(src)/|-C $$(src) |g' >> \
         $$($1_BIN)/_the.$$($1_JARNAME)_contents) $$(NEWLINE) )
   endif
-  $1_SUPDATE_CONTENTS=\
-      $(SORT) $$($1_BIN)/_the.$$($1_JARNAME)_contents > $$($1_BIN)/_the.$$($1_JARNAME)_contents_sorted && \
-      $$($1_JAR_CMD) --update $$($1_JAR_OPTIONS) --file $$@ @$$($1_BIN)/_the.$$($1_JARNAME)_contents_sorted $$(NEWLINE)
+  $1_SUPDATE_CONTENTS=$$($1_JAR_CMD) --update $$($1_JAR_OPTIONS) --file $$@ @$$($1_BIN)/_the.$$($1_JARNAME)_contents $$(NEWLINE)
 
   # Use a slightly shorter name for logging, but with enough path to identify this jar.
   $1_NAME:=$$(subst $$(OUTPUTDIR)/,,$$($1_JAR))

make/common/NativeCompilation.gmk

@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2011, 2022, Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 2011, 2021, Oracle and/or its affiliates. All rights reserved.
 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 #
 # This code is free software; you can redistribute it and/or modify it
@@ -389,12 +389,6 @@ define SetupCompileNativeFileBody
     $1_OBJ_DEPS := $$($1_SRC_FILE) $$($$($1_BASE)_COMPILE_VARDEPS_FILE) \
         $$($$($1_BASE)_EXTRA_DEPS) $$($1_VARDEPS_FILE)
     $1_COMPILE_OPTIONS := $$($1_FLAGS) $(CC_OUT_OPTION)$$($1_OBJ) $$($1_SRC_FILE)
-    # For reproducible builds with gcc ensure random symbol generation is seeded deterministically
-    ifeq ($(TOOLCHAIN_TYPE), gcc)
-       ifeq ($$(ENABLE_REPRODUCIBLE_BUILD), true)
-         $1_COMPILE_OPTIONS += -frandom-seed="$$($1_FILENAME)"
-       endif
-    endif
 
     $$($1_OBJ_JSON): $$($1_OBJ_DEPS)
 	$$(call WriteCompileCommandsFragment, $$@, $$(PWD), $$($1_SRC_FILE), \
@@ -1149,19 +1143,6 @@ define SetupNativeCompilationBody
       endif
     endif
 
-    # Debuginfo of ASM objects always embeds the absolute object path,
-    # as ASM debuginfo paths do not get prefix mapped.
-    # So for reproducible builds use relative paths to ensure a reproducible
-    # debuginfo and libs, when creating debug symbols.
-    ifeq ($$(ENABLE_REPRODUCIBLE_BUILD), true)
-      ifeq ($(call isTargetOs, linux), true)
-        ifeq ($$($1_COMPILE_WITH_DEBUG_SYMBOLS), true)
-          $1_LINK_OBJS_RELATIVE := true
-          $1_ALL_OBJS_RELATIVE := $$(patsubst $$(OUTPUTDIR)/%, %, $$($1_ALL_OBJS))
-        endif
-      endif
-    endif
-
     $1_TARGET_DEPS := $$($1_ALL_OBJS) $$($1_RES) $$($1_MANIFEST) \
         $$($1_REAL_MAPFILE) $$($1_VARDEPS_FILE)
 

make/hotspot/gensrc/GensrcAdlc.gmk

@@ -58,9 +58,6 @@ ifeq ($(call check-jvm-feature, compiler2), true)
 
   ADLC_CFLAGS += -I$(TOPDIR)/src/hotspot/share
 
-  # Add file macro mappings
-  ADLC_CFLAGS += $(FILE_MACRO_CFLAGS)
-
   $(eval $(call SetupNativeCompilation, BUILD_ADLC, \
       NAME := adlc, \
       TYPE := EXECUTABLE, \

make/hotspot/lib/JvmFeatures.gmk

@@ -84,7 +84,7 @@ ifneq ($(call check-jvm-feature, jvmti), true)
       jvmtiImpl.cpp jvmtiManageCapabilities.cpp jvmtiRawMonitor.cpp jvmtiUtil.cpp jvmtiTrace.cpp \
       jvmtiCodeBlobEvents.cpp jvmtiEnv.cpp jvmtiRedefineClasses.cpp jvmtiEnvBase.cpp jvmtiEnvThreadState.cpp \
       jvmtiTagMap.cpp jvmtiEventController.cpp evmCompat.cpp jvmtiEnter.xsl jvmtiExport.cpp \
-      jvmtiClassFileReconstituter.cpp jvmtiTagMapTable.cpp jvmtiEnhancedRedefineClasses.cpp
+      jvmtiClassFileReconstituter.cpp jvmtiTagMapTable.cpp
 endif
 
 ifneq ($(call check-jvm-feature, jvmci), true)

make/jdk/src/classes/build/tools/makezipreproducible/MakeZipReproducible.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021, 2022, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2021, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -204,10 +204,6 @@ public class MakeZipReproducible {
             entry.setTimeLocal(timestamp);
         }
 
-        // Ensure "extra" field is not set from original ZipEntry info that may be not deterministic
-        // eg.may contain specific UID/GID
-        entry.setExtra(null);
-
         zos.putNextEntry(entry);
         if (entry.getSize() > 0 && entryInputStream != null) {
             entryInputStream.transferTo(zos);

make/modules/java.desktop/Copy.gmk

@@ -84,7 +84,7 @@ TARGETS += $(COPY_LEGAL)
 ################################################################################
 
 FONTFILE_SRC_DIR := $(TOPDIR)/src/java.desktop/share
-FONTFILE_SRCS := $(wildcard $(FONTFILE_SRC_DIR)/fonts/*.ttf) $(wildcard $(FONTFILE_SRC_DIR)/fonts/*.otf) $(FONTFILE_SRC_DIR)/fonts/fonts.dir $(FONTFILE_SRC_DIR)/fonts/font.conf
+FONTFILE_SRCS := $(wildcard $(FONTFILE_SRC_DIR)/fonts/*.ttf) $(FONTFILE_SRC_DIR)/fonts/fonts.dir $(FONTFILE_SRC_DIR)/fonts/font.conf
 FONTFILE_TARGET_FILES := $(subst $(FONTFILE_SRC_DIR),$(LIB_DST_DIR),$(FONTFILE_SRCS))
 
 $(LIB_DST_DIR)/fonts/%: $(FONTFILE_SRC_DIR)/fonts/%

src/hotspot/share/classfile/classLoaderData.cpp

@@ -335,6 +335,16 @@ void ClassLoaderData::classes_do(KlassClosure* klass_closure) {
   }
 }
 
+void ClassLoaderData::initialized_classes_do(KlassClosure* klass_closure) {
+  // Lock-free access requires load_acquire
+  for (Klass* k = Atomic::load_acquire(&_klasses); k != NULL; k = k->next_link()) {
+    if (k->is_instance_klass() && InstanceKlass::cast(k)->is_initialized()) {
+      klass_closure->do_klass(k);
+    }
+    assert(k != k->next_link(), "no loops!");
+  }
+}
+
 void ClassLoaderData::classes_do(void f(Klass * const)) {
   // Lock-free access requires load_acquire
   for (Klass* k = Atomic::load_acquire(&_klasses); k != NULL; k = k->next_link()) {

src/hotspot/share/classfile/classLoaderData.hpp

@@ -272,6 +272,7 @@ class ClassLoaderData : public CHeapObj<mtClass> {
   void oops_do(OopClosure* f, int claim_value, bool clear_modified_oops = false);
 
   void classes_do(KlassClosure* klass_closure);
+  void initialized_classes_do(KlassClosure* klass_closure);
   Klass* klasses() { return _klasses; }
 
   JNIMethodBlock* jmethod_ids() const              { return _jmethod_ids; }

src/hotspot/share/classfile/classLoaderDataGraph.cpp

@@ -361,6 +361,13 @@ void ClassLoaderDataGraph::classes_do(KlassClosure* klass_closure) {
   }
 }
 
+void ClassLoaderDataGraph::initialized_classes_do(KlassClosure* klass_closure) {
+  ClassLoaderDataGraphIterator iter;
+  while (ClassLoaderData* cld = iter.get_next()) {
+    cld->initialized_classes_do(klass_closure);
+  }
+}
+
 void ClassLoaderDataGraph::classes_do(void f(Klass* const)) {
   ClassLoaderDataGraphIterator iter;
   while (ClassLoaderData* cld = iter.get_next()) {

src/hotspot/share/classfile/classLoaderDataGraph.hpp

@@ -79,6 +79,9 @@ class ClassLoaderDataGraph : public AllStatic {
   // Walking the ClassLoaderDataGraph also includes hidden classes.
   static void classes_do(KlassClosure* klass_closure);
 
+  // Enhanced class redefinition
+  static void initialized_classes_do(KlassClosure* klass_closure);
+
   static void classes_do(void f(Klass* const));
   static void methods_do(void f(Method*));
   static void modules_do(void f(ModuleEntry*));

src/hotspot/share/jfr/recorder/jfrRecorder.cpp

@@ -68,7 +68,6 @@ static bool enable() {
   }
   _enabled = FlightRecorder;
   assert(_enabled, "invariant");
-  AllowEnhancedClassRedefinition = false;
   return _enabled;
 }
 

src/hotspot/share/opto/loopnode.cpp

@@ -3714,11 +3714,11 @@ bool PhaseIdealLoop::only_has_infinite_loops() {
 //----------------------------build_and_optimize-------------------------------
 // Create a PhaseLoop.  Build the ideal Loop tree.  Map each Ideal Node to
 // its corresponding LoopNode.  If 'optimize' is true, do some loop cleanups.
-void PhaseIdealLoop::build_and_optimize() {
+void PhaseIdealLoop::build_and_optimize(LoopOptsMode mode) {
   assert(!C->post_loop_opts_phase(), "no loop opts allowed");
 
-  bool do_split_ifs = (_mode == LoopOptsDefault);
-  bool skip_loop_opts = (_mode == LoopOptsNone);
+  bool do_split_ifs = (mode == LoopOptsDefault);
+  bool skip_loop_opts = (mode == LoopOptsNone);
 
   int old_progress = C->major_progress();
   uint orig_worklist_size = _igvn._worklist.size();
@@ -3789,9 +3789,9 @@ void PhaseIdealLoop::build_and_optimize() {
   BarrierSetC2* bs = BarrierSet::barrier_set()->barrier_set_c2();
   // Nothing to do, so get out
   bool stop_early = !C->has_loops() && !skip_loop_opts && !do_split_ifs && !_verify_me && !_verify_only &&
-    !bs->is_gc_specific_loop_opts_pass(_mode);
+    !bs->is_gc_specific_loop_opts_pass(mode);
   bool do_expensive_nodes = C->should_optimize_expensive_nodes(_igvn);
-  bool strip_mined_loops_expanded = bs->strip_mined_loops_expanded(_mode);
+  bool strip_mined_loops_expanded = bs->strip_mined_loops_expanded(mode);
   if (stop_early && !do_expensive_nodes) {
     return;
   }
@@ -3883,7 +3883,7 @@ void PhaseIdealLoop::build_and_optimize() {
 
   if (_verify_only) {
     C->restore_major_progress(old_progress);
-    assert(C->unique() == unique, "verification _mode made Nodes? ? ?");
+    assert(C->unique() == unique, "verification mode made Nodes? ? ?");
     assert(_igvn._worklist.size() == orig_worklist_size, "shouldn't push anything");
     return;
   }
@@ -3913,8 +3913,8 @@ void PhaseIdealLoop::build_and_optimize() {
 #ifndef PRODUCT
   C->verify_graph_edges();
   if (_verify_me) {             // Nested verify pass?
-    // Check to see if the verify _mode is broken
-    assert(C->unique() == unique, "non-optimize _mode made Nodes? ? ?");
+    // Check to see if the verify mode is broken
+    assert(C->unique() == unique, "non-optimize mode made Nodes? ? ?");
     return;
   }
   if (VerifyLoopOptimizations) verify();
@@ -3928,7 +3928,7 @@ void PhaseIdealLoop::build_and_optimize() {
     return;
   }
 
-  if (_mode == LoopOptsMaxUnroll) {
+  if (mode == LoopOptsMaxUnroll) {
     for (LoopTreeIterator iter(_ltree_root); !iter.done(); iter.next()) {
       IdealLoopTree* lpt = iter.current();
       if (lpt->is_innermost() && lpt->_allow_optimizations && !lpt->_has_call && lpt->is_counted()) {
@@ -3949,7 +3949,7 @@ void PhaseIdealLoop::build_and_optimize() {
     return;
   }
 
-  if (bs->optimize_loops(this, _mode, visited, nstack, worklist)) {
+  if (bs->optimize_loops(this, mode, visited, nstack, worklist)) {
     return;
   }
 
@@ -5383,7 +5383,7 @@ void PhaseIdealLoop::build_loop_late_post_work(Node *n, bool pinned) {
   }
   // Try not to place code on a loop entry projection
   // which can inhibit range check elimination.
-  if (least != early && !BarrierSet::barrier_set()->barrier_set_c2()->is_gc_specific_loop_opts_pass(_mode)) {
+  if (least != early) {
     Node* ctrl_out = least->unique_ctrl_out();
     if (ctrl_out && ctrl_out->is_Loop() &&
         least == ctrl_out->in(LoopNode::EntryControl) &&

src/hotspot/share/opto/loopnode.hpp

@@ -1050,10 +1050,9 @@ private:
   Node **_idom;                  // Array of immediate dominators
   uint *_dom_depth;              // Used for fast LCA test
   GrowableArray<uint>* _dom_stk; // For recomputation of dom depth
-  LoopOptsMode _mode;
 
   // build the loop tree and perform any requested optimizations
-  void build_and_optimize();
+  void build_and_optimize(LoopOptsMode mode);
 
   // Dominators for the sea of nodes
   void Dominators();
@@ -1064,10 +1063,9 @@ private:
     _igvn(igvn),
     _verify_me(nullptr),
     _verify_only(false),
-    _mode(mode),
     _nodes_required(UINT_MAX) {
     assert(mode != LoopOptsVerify, "wrong constructor to verify IdealLoop");
-    build_and_optimize();
+    build_and_optimize(mode);
   }
 
 #ifndef PRODUCT
@@ -1078,9 +1076,8 @@ private:
     _igvn(igvn),
     _verify_me(verify_me),
     _verify_only(verify_me == nullptr),
-    _mode(LoopOptsVerify),
     _nodes_required(UINT_MAX) {
-    build_and_optimize();
+    build_and_optimize(LoopOptsVerify);
   }
 #endif
 

src/hotspot/share/prims/jvmtiEnhancedRedefineClasses.cpp

@@ -2129,11 +2129,6 @@ class AffectedKlassClosure : public KlassClosure {
   void do_klass(Klass* klass) {
     assert(!_affected_klasses->contains(klass), "must not occur more than once!");
 
-    // allow only loaded classes
-    if (!klass->is_instance_klass() || !InstanceKlass::cast(klass)->is_loaded()) {
-      return;
-    }
-
     if (klass->new_version() != NULL) {
       return;
     }
@@ -2190,8 +2185,12 @@ jvmtiError VM_EnhancedRedefineClasses::find_sorted_affected_classes(TRAPS) {
   {
     MutexLocker mcld(ClassLoaderDataGraph_lock);
 
-    // Hidden classes are not in SystemDictionary, so we have to iterate ClassLoaderDataGraph
-    ClassLoaderDataGraph::classes_do(&closure);
+    // We can't use ClassLoaderDataGraph::classes_do since classes can be uninitialized in cld,
+    // fully initialized class is in system dictionary, but hidden classes are excluded. Therefore
+    // we use special method iterating over initialized classes only
+    // ClassLoaderDataGraph::classes_do(&closure);
+
+    ClassLoaderDataGraph::initialized_classes_do(&closure);
   }
 
   log_trace(redefine, class, load)("%d classes affected", _affected_klasses->length());

src/hotspot/share/prims/resolvedMethodTable.cpp

@@ -372,12 +372,10 @@ public:
 };
 
 class AdjustMethodEntriesDcevm : public StackObj {
-  GrowableArray<oop>* _oops_to_update;
-  GrowableArray<Method*>* _old_methods;
+  bool* _trace_name_printed;
+  GrowableArray<oop>* _oops_to_add;
 public:
-  AdjustMethodEntriesDcevm(GrowableArray<oop>* oops_to_update, GrowableArray<Method*>* old_methods) :
-    _oops_to_update(oops_to_update), _old_methods(old_methods) {};
-
+  AdjustMethodEntriesDcevm(GrowableArray<oop>* oops_to_add, bool* trace_name_printed) : _trace_name_printed(trace_name_printed), _oops_to_add(oops_to_add) {};
   bool operator()(WeakHandle* entry) {
     oop mem_name = entry->peek();
     if (mem_name == NULL) {
@@ -388,8 +386,46 @@ public:
     Method* old_method = (Method*)java_lang_invoke_ResolvedMethodName::vmtarget(mem_name);
 
     if (old_method->is_old()) {
-      _oops_to_update->append(mem_name);
-      _old_methods->append(old_method);
+
+      InstanceKlass* newer_klass = InstanceKlass::cast(old_method->method_holder()->new_version());
+      Method* newer_method;
+
+      // Method* new_method;
+      if (old_method->is_deleted()) {
+        newer_method = Universe::throw_no_such_method_error();
+      } else {
+        newer_method = newer_klass->method_with_idnum(old_method->orig_method_idnum());
+
+        log_debug(redefine, class, update)("Adjusting method: '%s' of new class %s", newer_method->name_and_sig_as_C_string(), newer_klass->name()->as_C_string());
+
+        assert(newer_klass == newer_method->method_holder(), "call after swapping redefined guts");
+        assert(newer_method != NULL, "method_with_idnum() should not be NULL");
+        assert(old_method != newer_method, "sanity check");
+
+        Thread* thread = Thread::current();
+        ResolvedMethodTableLookup lookup(thread, method_hash(newer_method), newer_method);
+        ResolvedMethodGet rmg(thread, newer_method);
+
+        if (_local_table->get(thread, lookup, rmg)) {
+          // old method was already adjusted if new method exists in _the_table
+            return true;
+        }
+      }
+
+      java_lang_invoke_ResolvedMethodName::set_vmtarget(mem_name, newer_method);
+      java_lang_invoke_ResolvedMethodName::set_vmholder(mem_name, newer_method->method_holder()->java_mirror());
+
+      newer_klass->set_has_resolved_methods();
+      _oops_to_add->append(mem_name);
+
+      ResourceMark rm;
+      if (!(*_trace_name_printed)) {
+        log_debug(redefine, class, update)("adjust: name=%s", old_method->method_holder()->external_name());
+         *_trace_name_printed = true;
+      }
+      log_debug(redefine, class, update, constantpool)
+        ("ResolvedMethod method update: %s(%s)",
+         newer_method->name()->as_C_string(), newer_method->signature()->as_C_string());
     }
 
     return true;
@@ -404,70 +440,36 @@ void ResolvedMethodTable::adjust_method_entries(bool * trace_name_printed) {
   _local_table->do_safepoint_scan(adjust);
 }
 
-// It is called at safepoint only for EnhancedRedefineClasses
+// It is called at safepoint only for RedefineClasses
 void ResolvedMethodTable::adjust_method_entries_dcevm(bool * trace_name_printed) {
   assert(SafepointSynchronize::is_at_safepoint(), "only called at safepoint");
-
-  GrowableArray<oop> oops_to_update(0);
-  GrowableArray<Method*> old_methods(0);
-
-  AdjustMethodEntriesDcevm adjust(&oops_to_update, &old_methods);
+  // For each entry in RMT, change to new method
+  GrowableArray<oop> oops_to_add(0);
+  AdjustMethodEntriesDcevm adjust(&oops_to_add, trace_name_printed);
   _local_table->do_safepoint_scan(adjust);
-
   Thread* thread = Thread::current();
+  for (int i = 0; i < oops_to_add.length(); i++) {
+    oop mem_name = oops_to_add.at(i);
+    Method* method = (Method*)java_lang_invoke_ResolvedMethodName::vmtarget(mem_name);
 
-  for (int i = 0; i < oops_to_update.length(); i++) {
-    oop mem_name = oops_to_update.at(i);
-    Method *old_method = old_methods.at(i);
+    // The hash table takes ownership of the WeakHandle, even if it's not inserted.
 
-    // 1. Remove old method, since we are going to update class that could be used for hash evaluation in parallel running ServiceThread
-    ResolvedMethodTableLookup lookup(thread, method_hash(old_method), old_method);
-    _local_table->remove(thread, lookup);
-
-    InstanceKlass* newer_klass = InstanceKlass::cast(old_method->method_holder()->new_version());
-    Method* newer_method;
-
-    // Method* new_method;
-    if (old_method->is_deleted()) {
-      newer_method = Universe::throw_no_such_method_error();
-    } else {
-      newer_method = newer_klass->method_with_idnum(old_method->orig_method_idnum());
-
-      assert(newer_method != NULL, "method_with_idnum() should not be NULL");
-      assert(newer_klass == newer_method->method_holder(), "call after swapping redefined guts");
-      assert(old_method != newer_method, "sanity check");
-
-      Thread* thread = Thread::current();
-      ResolvedMethodTableLookup lookup(thread, method_hash(newer_method), newer_method);
-      ResolvedMethodGet rmg(thread, newer_method);
+    ResolvedMethodTableLookup lookup(thread, method_hash(method), method);
+    ResolvedMethodGet rmg(thread, method);
 
+    while (true) {
       if (_local_table->get(thread, lookup, rmg)) {
-        // old method was already adjusted if new method exists in _the_table
-          continue;
+        break;
+      }
+      WeakHandle wh(_oop_storage, mem_name);
+      // The hash table takes ownership of the WeakHandle, even if it's not inserted.
+      if (_local_table->insert(thread, lookup, wh)) {
+        log_insert(method);
+        wh.resolve();
+        break;
       }
     }
-
-    log_debug(redefine, class, update)("Adjusting method: '%s' of new class %s", newer_method->name_and_sig_as_C_string(), newer_klass->name()->as_C_string());
-
-    // 2. Update method
-    java_lang_invoke_ResolvedMethodName::set_vmtarget(mem_name, newer_method);
-    java_lang_invoke_ResolvedMethodName::set_vmholder(mem_name, newer_method->method_holder()->java_mirror());
-
-    newer_klass->set_has_resolved_methods();
-
-    ResourceMark rm;
-    if (!(*trace_name_printed)) {
-      log_debug(redefine, class, update)("adjust: name=%s", old_method->method_holder()->external_name());
-       *trace_name_printed = true;
-    }
-    log_debug(redefine, class, update, constantpool)
-      ("ResolvedMethod method update: %s(%s)",
-       newer_method->name()->as_C_string(), newer_method->signature()->as_C_string());
-
-    // 3. add updated method to table again
-    add_method(newer_method, Handle(thread, mem_name));
   }
-
 }
 
 #endif // INCLUDE_JVMTI

src/hotspot/share/runtime/abstract_vm_version.cpp

@@ -117,7 +117,7 @@ const char* Abstract_VM_Version::vm_vendor() {
 #ifdef VENDOR
   return VENDOR;
 #else
-  return "JetBrains s.r.o.";
+  return "Oracle Corporation";
 #endif
 }
 

src/hotspot/share/runtime/arguments.cpp

@@ -1337,7 +1337,6 @@ bool Arguments::add_property(const char* prop, PropertyWriteable writeable, Prop
     log_info(cds)("optimized module handling: disabled due to incompatible property: %s=%s", key, value);
   }
   if (strcmp(key, "jdk.module.showModuleResolution") == 0 ||
-      strcmp(key, "jdk.module.illegalAccess") == 0 ||
       strcmp(key, "jdk.module.validation") == 0 ||
       strcmp(key, "java.system.class.loader") == 0) {
     MetaspaceShared::disable_full_module_graph();
@@ -2132,8 +2131,7 @@ bool Arguments::parse_uintx(const char* value,
 }
 
 bool Arguments::create_module_property(const char* prop_name, const char* prop_value, PropertyInternal internal) {
-  assert(is_internal_module_property(prop_name) ||
-         strcmp(prop_name, "jdk.module.illegalAccess") == 0, "unknown module property: '%s'", prop_name);
+  assert(is_internal_module_property(prop_name), "unknown module property: '%s'", prop_name);
   size_t prop_len = strlen(prop_name) + strlen(prop_value) + 2;
   char* property = AllocateHeap(prop_len, mtArguments);
   int ret = jio_snprintf(property, prop_len, "%s=%s", prop_name, prop_value);
@@ -2505,11 +2503,6 @@ jint Arguments::parse_each_vm_init_arg(const JavaVMInitArgs* args, bool* patch_m
       char version[256];
       JDK_Version::jdk(17).to_string(version, sizeof(version));
       warning("Ignoring option %s; support was removed in %s", option->optionString, version);
-    } else if (match_option(option, "--jbr-illegal-access", &tail)) {
-      warning("Option --jbr-illegal-access is deprecated and will be removed in a future release.");
-      if (!create_module_property("jdk.module.illegalAccess", "permit", ExternalProperty)) {
-        return JNI_ENOMEM;
-      }
     // -agentlib and -agentpath
     } else if (match_option(option, "-agentlib:", &tail) ||
           (is_absolute_path = match_option(option, "-agentpath:", &tail))) {
@@ -4034,9 +4027,9 @@ jint Arguments::parse(const JavaVMInitArgs* initial_cmd_args) {
   // Set object alignment values.
   set_object_alignment();
 
-#if INCLUDE_JFR
+#ifndef ZERO
   if (FlightRecorder) {
-    if (AllowEnhancedClassRedefinition || StartFlightRecording != NULL) {
+    if (AllowEnhancedClassRedefinition) {
       warning("EnhancedClassRedefinition was disabled, it is not allowed in FlightRecorder.");
       AllowEnhancedClassRedefinition = false;
     }

src/java.base/share/classes/com/jetbrains/internal/JBRApi.java

@@ -16,8 +16,6 @@
 
 package com.jetbrains.internal;
 
-import java.lang.invoke.MethodHandle;
-import java.lang.invoke.MethodHandles;
 import java.util.*;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.ConcurrentMap;
@@ -105,10 +103,9 @@ public class JBRApi {
         JBRApi.outerLookup = outerLookup;
         try {
             Class<?> metadataClass = outerLookup.findClass("com.jetbrains.JBR$Metadata");
-            Lookup lookup = MethodHandles.privateLookupIn(metadataClass, outerLookup);
-            knownServices = Set.of((String[]) lookup.findStaticVarHandle(metadataClass,
+            knownServices = Set.of((String[]) outerLookup.findStaticVarHandle(metadataClass,
                     "KNOWN_SERVICES", String[].class).get());
-            knownProxies = Set.of((String[]) lookup.findStaticVarHandle(metadataClass,
+            knownProxies = Set.of((String[]) outerLookup.findStaticVarHandle(metadataClass,
                     "KNOWN_PROXIES", String[].class).get());
         } catch (ClassNotFoundException | NoSuchFieldException | IllegalAccessException e) {
             e.printStackTrace();
@@ -159,52 +156,13 @@ public class JBRApi {
         RegisteredProxyInfo info = registeredProxyInfoByTargetName.get(targetName);
         if (info == null) return null;
         try {
-            return (info.type().isPublicApi() ? outerLookup : info.apiModule())
+            return (info.type() == ProxyInfo.Type.CLIENT_PROXY ? info.apiModule() : outerLookup)
                     .findClass(info.interfaceName());
         } catch (ClassNotFoundException | IllegalAccessException e) {
             return null;
         }
     }
 
-    public static InternalServiceBuilder internalServiceBuilder(Lookup interFace, String target) {
-        return new InternalServiceBuilder(new RegisteredProxyInfo(
-                interFace, interFace.lookupClass().getName(), target, ProxyInfo.Type.INTERNAL_SERVICE, new ArrayList<>()));
-    }
-
-    public static class InternalServiceBuilder {
-
-        private final RegisteredProxyInfo info;
-
-        private InternalServiceBuilder(RegisteredProxyInfo info) {
-            this.info = info;
-        }
-
-        public InternalServiceBuilder withStatic(String methodName, String clazz) {
-            return withStatic(methodName, clazz, methodName);
-        }
-
-        public InternalServiceBuilder withStatic(String interfaceMethodName, String clazz, String methodName) {
-            info.staticMethods().add(
-                    new RegisteredProxyInfo.StaticMethodMapping(interfaceMethodName, clazz, methodName));
-            return this;
-        }
-
-        public Object build() {
-            ProxyInfo info = ProxyInfo.resolve(this.info);
-            if (info == null) return null;
-            ProxyGenerator generator = new ProxyGenerator(info);
-            if (!generator.areAllMethodsImplemented()) return null;
-            generator.defineClasses();
-            MethodHandle constructor = generator.findConstructor();
-            generator.init();
-            try {
-                return constructor.invoke();
-            } catch (Throwable e) {
-                throw new RuntimeException(e);
-            }
-        }
-    }
-
     /**
      * Called by {@linkplain com.jetbrains.bootstrap.JBRApiBootstrap#MODULES registry classes}
      * to register a new mapping for corresponding modules.

src/java.base/share/classes/com/jetbrains/internal/ProxyGenerator.java

@@ -78,7 +78,7 @@ class ProxyGenerator {
      */
     ProxyGenerator(ProxyInfo info) {
         this.info = info;
-        generateBridge = info.type.isPublicApi();
+        generateBridge = info.type != ProxyInfo.Type.CLIENT_PROXY;
         int nameId = nameCounter.getAndIncrement();
         proxyName = Type.getInternalName(info.interFace) + "$$JBRApiProxy$" + nameId;
         bridgeName = generateBridge ? info.apiModule.lookupClass().getPackageName().replace('.', '/') + "/" +
@@ -153,7 +153,7 @@ class ProxyGenerator {
             } else {
                 MethodHandle c = generatedProxy.findConstructor(generatedProxy.lookupClass(),
                         MethodType.methodType(void.class, Object.class));
-                if (info.type.isService()) {
+                if (info.type == ProxyInfo.Type.SERVICE) {
                     try {
                         return MethodHandles.foldArguments(c, info.target.findConstructor(info.target.lookupClass(),
                                 MethodType.methodType(void.class)).asType(MethodType.methodType(Object.class)));

src/java.base/share/classes/com/jetbrains/internal/ProxyInfo.java

@@ -66,7 +66,7 @@ class ProxyInfo {
     }
 
     Lookup getInterfaceLookup() {
-        return type == Type.CLIENT_PROXY || type == Type.INTERNAL_SERVICE ? apiModule : JBRApi.outerLookup;
+        return type == Type.CLIENT_PROXY ? apiModule : JBRApi.outerLookup;
     }
 
     Lookup getTargetLookup() {
@@ -74,18 +74,12 @@ class ProxyInfo {
     }
 
     private Lookup lookup(Lookup lookup, String clazz) {
-        String[] nestedClasses = clazz.split("\\$");
-        clazz = "";
-        for (int i = 0; i < nestedClasses.length; i++) {
-            try {
-                if (i != 0) clazz += "$";
-                clazz += nestedClasses[i];
-                lookup = MethodHandles.privateLookupIn(lookup.findClass(clazz), lookup);
-            } catch (ClassNotFoundException | IllegalAccessException ignore) {
-                return null;
-            }
+        try {
+            return MethodHandles.privateLookupIn(lookup.findClass(clazz), lookup);
+        } catch (ClassNotFoundException | IllegalAccessException e) {
+            if (lookup == JBRApi.outerLookup) return null;
+            else throw new RuntimeException(e);
         }
-        return lookup;
     }
 
     record StaticMethodMapping(Lookup lookup, String methodName) {}
@@ -96,15 +90,6 @@ class ProxyInfo {
     enum Type {
         PROXY,
         SERVICE,
-        CLIENT_PROXY,
-        INTERNAL_SERVICE;
-
-        public boolean isPublicApi() {
-            return this == PROXY || this == SERVICE;
-        }
-
-        public boolean isService() {
-            return this == SERVICE || this == INTERNAL_SERVICE;
-        }
+        CLIENT_PROXY
     }
 }

src/java.base/share/classes/jdk/internal/module/ExplodedSystemModules.java

@@ -68,14 +68,4 @@ class ExplodedSystemModules implements SystemModules {
     public Map<String, Set<String>> moduleReads() {
         throw new InternalError();
     }
-
-    @Override
-    public  Map<String, Set<String>> concealedPackagesToOpen() {
-        return Map.of();
-    }
-
-    @Override
-    public  Map<String, Set<String>> exportedPackagesToOpen() {
-        return Map.of();
-    }
 }

src/java.base/share/classes/jdk/internal/module/IllegalAccessMaps.java

@@ -1,130 +0,0 @@
-/*
- * Copyright (c) 2017, 2019, Oracle and/or its affiliates. All rights reserved.
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * This code is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 only, as
- * published by the Free Software Foundation.  Oracle designates this
- * particular file as subject to the "Classpath" exception as provided
- * by Oracle in the LICENSE file that accompanied this code.
- *
- * This code is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
- * version 2 for more details (a copy is included in the LICENSE file that
- * accompanied this code).
- *
- * You should have received a copy of the GNU General Public License version
- * 2 along with this work; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
- * or visit www.oracle.com if you need additional information or have any
- * questions.
- */
-package jdk.internal.module;
-
-import sun.nio.cs.UTF_8;
-
-import java.io.BufferedReader;
-import java.io.IOException;
-import java.io.InputStream;
-import java.io.InputStreamReader;
-import java.io.UncheckedIOException;
-import java.lang.module.ModuleDescriptor;
-import java.lang.module.ModuleFinder;
-import java.lang.module.ModuleReference;
-import java.util.HashMap;
-import java.util.HashSet;
-import java.util.Map;
-import java.util.Set;
-
-/**
- * Generates the maps of concealed and exported packages to open at run-time.
- *
- * This is used at run-time for exploded builds, and at link-time to generate
- * the maps for the system modules in the run-time image.
- */
-
-public class IllegalAccessMaps {
-    private final Map<String, Set<String>> concealedPackagesToOpen;
-    private final Map<String, Set<String>> exportedPackagesToOpen;
-
-    private IllegalAccessMaps(Map<String, Set<String>> map1,
-                              Map<String, Set<String>> map2) {
-        this.concealedPackagesToOpen = map1;
-        this.exportedPackagesToOpen = map2;
-    }
-
-    /**
-     * Returns the map of concealed packages to open. The map key is the
-     * module name, the value is the set of concealed packages to open.
-     */
-    public Map<String, Set<String>> concealedPackagesToOpen() {
-        return concealedPackagesToOpen;
-    }
-
-    /**
-     * Returns the map of exported packages to open. The map key is the
-     * module name, the value is the set of exported packages to open.
-     */
-    public Map<String, Set<String>> exportedPackagesToOpen() {
-        return exportedPackagesToOpen;
-    }
-
-    /**
-     * Generate the maps of module to concealed and exported packages for
-     * the system modules that are observable with the given module finder.
-     */
-    public static IllegalAccessMaps generate(ModuleFinder finder) {
-        Map<String, ModuleDescriptor> map = new HashMap<>();
-        finder.findAll().stream()
-            .map(ModuleReference::descriptor)
-            .forEach(md -> md.packages().forEach(pn -> map.putIfAbsent(pn, md)));
-
-        Map<String, Set<String>> concealedPackagesToOpen = new HashMap<>();
-        Map<String, Set<String>> exportedPackagesToOpen = new HashMap<>();
-
-        String rn = "jdk8_packages.dat";
-        InputStream in = IllegalAccessMaps.class.getResourceAsStream(rn);
-        if (in == null) {
-            throw new InternalError(rn + " not found");
-        }
-        try (BufferedReader br = new BufferedReader(
-                new InputStreamReader(in, UTF_8.INSTANCE)))
-        {
-            br.lines()
-                .filter(line -> !line.isEmpty() && !line.startsWith("#"))
-                .forEach(pn -> {
-                    ModuleDescriptor descriptor = map.get(pn);
-                    if (descriptor != null && !isOpen(descriptor, pn)) {
-                        String name = descriptor.name();
-                        if (isExported(descriptor, pn)) {
-                            exportedPackagesToOpen.computeIfAbsent(name,
-                                    k -> new HashSet<>()).add(pn);
-                        } else {
-                            concealedPackagesToOpen.computeIfAbsent(name,
-                                    k -> new HashSet<>()).add(pn);
-                        }
-                    }
-                });
-
-        } catch (IOException ioe) {
-            throw new UncheckedIOException(ioe);
-        }
-
-        return new IllegalAccessMaps(concealedPackagesToOpen, exportedPackagesToOpen);
-    }
-
-    private static boolean isExported(ModuleDescriptor descriptor, String pn) {
-        return descriptor.exports()
-                .stream()
-                .anyMatch(e -> e.source().equals(pn) && !e.isQualified());
-    }
-
-    private static boolean isOpen(ModuleDescriptor descriptor, String pn) {
-        return descriptor.opens()
-                .stream()
-                .anyMatch(e -> e.source().equals(pn) && !e.isQualified());
-    }
-}

src/java.base/share/classes/jdk/internal/module/ModuleBootstrap.java

@@ -147,8 +147,7 @@ public final class ModuleBootstrap {
                getProperty("jdk.module.limitmods") == null &&     // --limit-modules
                getProperty("jdk.module.addreads.0") == null &&    // --add-reads
                getProperty("jdk.module.addexports.0") == null &&  // --add-exports
-               getProperty("jdk.module.addopens.0") == null &&    // --add-opens
-               getProperty("jdk.module.illegalAccess") == null;   // --jbr-illegal-access
+               getProperty("jdk.module.addopens.0") == null;      // --add-opens
     }
 
     /**
@@ -189,7 +188,6 @@ public final class ModuleBootstrap {
         String mainModule = System.getProperty("jdk.module.main");
         Set<String> addModules = addModules();
         Set<String> limitModules = limitModules();
-        String illegalAccess = getAndRemoveProperty("jdk.module.illegalAccess");
 
         PrintStream traceOutput = null;
         String trace = getAndRemoveProperty("jdk.module.showModuleResolution");
@@ -221,8 +219,7 @@ public final class ModuleBootstrap {
                 && !haveModulePath
                 && addModules.isEmpty()
                 && limitModules.isEmpty()
-                && !isPatched
-                && illegalAccess == null) {
+                && !isPatched) {
             systemModuleFinder = archivedModuleGraph.finder();
             hasSplitPackages = archivedModuleGraph.hasSplitPackages();
             hasIncubatorModules = archivedModuleGraph.hasIncubatorModules();
@@ -457,19 +454,10 @@ public final class ModuleBootstrap {
             checkIncubatingStatus(cf);
         }
 
-        // --add-reads, --add-exports/--add-opens, and --jbr-illegal-access
+        // --add-reads, --add-exports/--add-opens
         addExtraReads(bootLayer);
         boolean extraExportsOrOpens = addExtraExportsAndOpens(bootLayer);
 
-        if (illegalAccess != null) {
-            assert systemModules != null;
-            addIllegalAccess(illegalAccess,
-                             systemModules,
-                             upgradeModulePath,
-                             bootLayer,
-                             extraExportsOrOpens);
-        }
-
         // add enable native access
         addEnableNativeAccess(bootLayer);
 
@@ -825,74 +813,6 @@ public final class ModuleBootstrap {
         return modules;
     }
 
-    /**
-     * Process the --jbr-illegal-access option to open packages of system modules
-     * in the boot layer to code in unnamed modules.
-     */
-    private static void addIllegalAccess(String illegalAccess,
-                                         SystemModules systemModules,
-                                         ModuleFinder upgradeModulePath,
-                                         ModuleLayer bootLayer,
-                                         boolean extraExportsOrOpens) {
-
-        Map<String, Set<String>> concealedPackagesToOpen = systemModules.concealedPackagesToOpen();
-        Map<String, Set<String>> exportedPackagesToOpen = systemModules.exportedPackagesToOpen();
-        if (concealedPackagesToOpen.isEmpty() && exportedPackagesToOpen.isEmpty()) {
-            // need to generate (exploded build)
-            IllegalAccessMaps maps = IllegalAccessMaps.generate(limitedFinder());
-            concealedPackagesToOpen = maps.concealedPackagesToOpen();
-            exportedPackagesToOpen = maps.exportedPackagesToOpen();
-        }
-
-        // open specific packages in the system modules
-        Set<String> emptySet = Set.of();
-        for (Module m : bootLayer.modules()) {
-            ModuleDescriptor descriptor = m.getDescriptor();
-            String name = m.getName();
-
-            // skip open modules
-            if (descriptor.isOpen()) {
-                continue;
-            }
-
-            // skip modules loaded from the upgrade module path
-            if (upgradeModulePath != null
-                && upgradeModulePath.find(name).isPresent()) {
-                continue;
-            }
-
-            Set<String> concealedPackages = concealedPackagesToOpen.getOrDefault(name, emptySet);
-            Set<String> exportedPackages = exportedPackagesToOpen.getOrDefault(name, emptySet);
-
-            // refresh the set of concealed and exported packages if needed
-            if (extraExportsOrOpens) {
-                concealedPackages = new HashSet<>(concealedPackages);
-                exportedPackages = new HashSet<>(exportedPackages);
-                Iterator<String> iterator = concealedPackages.iterator();
-                while (iterator.hasNext()) {
-                    String pn = iterator.next();
-                    if (m.isExported(pn, BootLoader.getUnnamedModule())) {
-                        // concealed package is exported to ALL-UNNAMED
-                        iterator.remove();
-                        exportedPackages.add(pn);
-                    }
-                }
-                iterator = exportedPackages.iterator();
-                while (iterator.hasNext()) {
-                    String pn = iterator.next();
-                    if (m.isOpen(pn, BootLoader.getUnnamedModule())) {
-                        // exported package is opened to ALL-UNNAMED
-                        iterator.remove();
-                    }
-                }
-            }
-
-            // open the packages to unnamed modules
-            JLA.addOpensToAllUnnamed(m, concealedPackages, exportedPackages);
-        }
-
-    }
-
     /**
      * Decodes the values of --add-reads, -add-exports, --add-opens or
      * --patch-modules options that are encoded in system properties.

src/java.base/share/classes/jdk/internal/module/SystemModules.java

@@ -83,16 +83,4 @@ interface SystemModules {
      * by this SystemModules object.
      */
     Map<String, Set<String>> moduleReads();
-
-    /**
-     * Returns the map of module concealed packages to open. The map key is the
-     * module name, the value is the set of concealed packages to open.
-     */
-    Map<String, Set<String>> concealedPackagesToOpen();
-
-    /**
-     * Returns the map of module exported packages to open. The map key is the
-     * module name, the value is the set of exported packages to open.
-     */
-    Map<String, Set<String>> exportedPackagesToOpen();
 }

src/java.base/share/classes/sun/launcher/resources/launcher.properties

@@ -188,10 +188,6 @@ java.launcher.X.usage=\n\
 \    --add-opens <module>/<package>=<target-module>(,<target-module>)*\n\
 \                      updates <module> to open <package> to\n\
 \                      <target-module>, regardless of module declaration.\n\
-\    --jbr-illegal-access\n\
-\                      permit access to members of types in named modules\n\
-\                      by code in unnamed modules.\n\
-\                      This option will be removed in a future release.\n\
 \    --limit-modules <module name>[,<module name>...]\n\
 \                      limit the universe of observable modules\n\
 \    --patch-module <module>=<file>({0}<file>)*\n\

src/java.desktop/macosx/classes/sun/font/CCharToGlyphMapper.java

@@ -128,12 +128,8 @@ public class CCharToGlyphMapper extends CharToGlyphMapper {
         };
     }
 
-    // This mapper returns either the glyph code, or if the character can be
-    // replaced on-the-fly using CoreText substitution; the negative unicode
-    // value. If this "glyph code int" is treated as an opaque code, it will
-    // strike and measure exactly as a real glyph code - whether the character
-    // is present or not. Missing characters for any font on the system will
-    // be returned as 0, as the getMissingGlyphCode() function above indicates.
+    // Missing characters for any font on the system will be returned as 0,
+    // as the getMissingGlyphCode() function above indicates.
     private static native void nativeCharsToGlyphs(final long nativeFontPtr,
                                                    int count, char[] unicodes,
                                                    int[] glyphs);

src/java.desktop/macosx/classes/sun/font/CCompositeFont.java

@@ -1,81 +0,0 @@
-/*
- * Copyright 2000-2018 JetBrains s.r.o.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package sun.font;
-
-import java.lang.ref.SoftReference;
-import java.util.ArrayList;
-import java.util.List;
-
-public final class CCompositeFont extends CompositeFont {
-    private final List<CFont> fallbackFonts = new ArrayList<>();
-
-    public CCompositeFont(CFont font) {
-        super(new PhysicalFont[]{font});
-        mapper = new CCompositeGlyphMapper(this);
-    }
-
-    @Override
-    public synchronized int getNumSlots() {
-        return super.getNumSlots();
-    }
-
-    @Override
-    public CFont getSlotFont(int slot) {
-        if (slot == 0) return (CFont) super.getSlotFont(0);
-        synchronized (this) {
-            return fallbackFonts.get(slot - 1);
-        }
-    }
-
-    @Override
-    synchronized FontStrike getStrike(FontStrikeDesc desc, boolean copy) {
-        return super.getStrike(desc, copy);
-    }
-
-    @Override
-    protected synchronized int getValidatedGlyphCode(int glyphCode) {
-        return super.getValidatedGlyphCode(glyphCode);
-    }
-
-    @Override
-    public boolean hasSupplementaryChars() {
-        return false;
-    }
-
-    @Override
-    public boolean useAAForPtSize(int ptsize) {
-        return true;
-    }
-
-    public synchronized int findSlot(String fontName) {
-        for (int slot = 0; slot < numSlots; slot++) {
-            CFont slotFont = getSlotFont(slot);
-            if (fontName.equals(slotFont.getNativeFontName())) {
-                return slot;
-            }
-        }
-        return -1;
-    }
-
-    public synchronized int addSlot(CFont font) {
-        int slot = findSlot(font.getNativeFontName());
-        if (slot >= 0) return slot;
-        fallbackFonts.add(font);
-        lastFontStrike = new SoftReference<>(null);
-        strikeCache.clear();
-        return numSlots++;
-    }
-}

src/java.desktop/macosx/classes/sun/font/CCompositeGlyphMapper.java

@@ -1,79 +0,0 @@
-/*
- * Copyright (c) 2015, 2018, Oracle and/or its affiliates. All rights reserved.
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * This code is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 only, as
- * published by the Free Software Foundation.  Oracle designates this
- * particular file as subject to the "Classpath" exception as provided
- * by Oracle in the LICENSE file that accompanied this code.
- *
- * This code is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
- * version 2 for more details (a copy is included in the LICENSE file that
- * accompanied this code).
- *
- * You should have received a copy of the GNU General Public License version
- * 2 along with this work; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
- * or visit www.oracle.com if you need additional information or have any
- * questions.
- */
-
-package sun.font;
-
-import java.awt.*;
-
-public final class CCompositeGlyphMapper extends CompositeGlyphMapper {
-    public CCompositeGlyphMapper(CCompositeFont compFont) {
-        super(compFont);
-    }
-
-    @Override
-    protected int convertToGlyph(int unicode) {
-        CCompositeFont compositeFont = (CCompositeFont) font;
-        CFont mainFont = (CFont) font.getSlotFont(0);
-        String[] fallbackFontInfo = new String[2];
-        int glyphCode = nativeCodePointToGlyph(mainFont.getNativeFontPtr(), unicode, fallbackFontInfo);
-        if (glyphCode == missingGlyph) {
-            setCachedGlyphCode(unicode, missingGlyph);
-            return missingGlyph;
-        }
-        String fallbackFontName = fallbackFontInfo[0];
-        String fallbackFontFamilyName = fallbackFontInfo[1];
-        if (fallbackFontName == null || fallbackFontFamilyName == null) {
-            int result = compositeGlyphCode(0, glyphCode);
-            setCachedGlyphCode(unicode, result);
-            return result;
-        }
-
-        int slot = compositeFont.findSlot(fallbackFontName);
-
-        if (slot < 0) {
-            Font2D fallbackFont = FontManagerFactory.getInstance().findFont2D(fallbackFontName,
-                    Font.PLAIN, FontManager.NO_FALLBACK);
-            if (!(fallbackFont instanceof CFont) ||
-                    !fallbackFontName.equals(((CFont) fallbackFont).getNativeFontName())) {
-                // Native font fallback mechanism can return "hidden" fonts - their names start with dot,
-                // and they are not returned in a list of fonts available in system, but they can still be used
-                // if requested explicitly.
-                fallbackFont = new CFont(fallbackFontName, fallbackFontFamilyName, null);
-            }
-
-            if (mainFont.isFakeItalic()) fallbackFont = ((CFont)fallbackFont).createItalicVariant(false);
-
-            slot = compositeFont.addSlot((CFont) fallbackFont);
-        }
-
-        int result = compositeGlyphCode(slot, glyphCode);
-        setCachedGlyphCode(unicode, result);
-        return result;
-    }
-
-    // This invokes native font fallback mechanism, returning information about font (its Postscript and family names)
-    // able to display a given character, and corresponding glyph code
-    private static native int nativeCodePointToGlyph(long nativeFontPtr, int codePoint, String[] result);
-}

src/java.desktop/macosx/classes/sun/font/CFont.java

@@ -31,6 +31,9 @@ import java.awt.geom.AffineTransform;
 import java.awt.geom.GeneralPath;
 import java.awt.geom.Point2D;
 import java.awt.geom.Rectangle2D;
+import java.util.ArrayList;
+import java.util.LinkedHashSet;
+import java.util.Set;
 
 // Right now this class is final to avoid a problem with native code.
 // For some reason the JNI IsInstanceOf was not working correctly
@@ -175,14 +178,12 @@ public final class CFont extends PhysicalFont implements FontSubstitution, FontW
         isFakeItalic = other.isFakeItalic;
     }
 
-    public CFont createItalicVariant(boolean updateStyle) {
+    public CFont createItalicVariant() {
         CFont font = new CFont(this, familyName);
         font.nativeFontName = fullName;
         font.fullName =
             fullName + (style == Font.BOLD ? "" : "-") + "Italic-Derived";
-        if (updateStyle) {
-            font.style |= Font.ITALIC;
-        }
+        font.style |= Font.ITALIC;
         font.isFakeItalic = true;
         return font;
     }
@@ -204,11 +205,51 @@ public final class CFont extends PhysicalFont implements FontSubstitution, FontW
         return getCGFontPtrNative(getNativeFontPtr());
     }
 
+    static native void getCascadeList(long nativeFontPtr, ArrayList<String> listOfString);
+
+    private CompositeFont createCompositeFont() {
+        ArrayList<String> listOfString = new ArrayList<String>();
+        getCascadeList(getNativeFontPtr(), listOfString);
+
+        Set<String> components = new LinkedHashSet<>(listOfString);
+        // In some italic cases the standard Mac cascade list is missing Arabic.
+        components.add("GeezaPro");
+        CFontManager fm = (CFontManager) FontManagerFactory.getInstance();
+        components.addAll(fm.getAdditionalFallbackVariants());
+        int numFonts = 1 + components.size();
+        PhysicalFont[] fonts = new PhysicalFont[numFonts];
+        fonts[0] = this;
+        int idx = 1;
+        if (FontUtilities.isLogging()) {
+            FontUtilities.logInfo("Cascading list for " + this + " :");
+        }
+        for (String s : components) {
+            if (FontUtilities.isLogging()) {
+                FontUtilities.logInfo("Fallback:" + s);
+            }
+            if (s.equals(".AppleSymbolsFB"))  {
+                // Don't know why we get the weird name above .. replace.
+                s = "AppleSymbols";
+            }
+            Font2D f2d = fm.getOrCreateFallbackFont(s);
+            if (f2d == null || f2d == this) {
+                continue;
+            }
+            fonts[idx++] = (PhysicalFont)f2d;
+        }
+        if (idx < fonts.length) {
+            PhysicalFont[] orig = fonts;
+            fonts = new PhysicalFont[idx];
+            System.arraycopy(orig, 0, fonts, 0, idx);
+        }
+        return new CompositeFont(fonts);
+    }
+
     private CompositeFont compFont;
 
     public CompositeFont getCompositeFont2D() {
         if (compFont == null) {
-           compFont = new CCompositeFont(this);
+           compFont = createCompositeFont();
         }
         return compFont;
     }
@@ -236,14 +277,6 @@ public final class CFont extends PhysicalFont implements FontSubstitution, FontW
         return new CStrike(this, desc);
     }
 
-    boolean isFakeItalic() {
-        return isFakeItalic;
-    }
-
-    String getNativeFontName() {
-        return nativeFontName;
-    }
-
     @Override
     public String getTypographicSubfamilyName() {
         return faceName == null ? super.getTypographicSubfamilyName() : faceName;
@@ -276,8 +309,4 @@ public final class CFont extends PhysicalFont implements FontSubstitution, FontW
             ",  familyName: " + familyName + ", style: " + style +
             " } aka: " + super.toString();
     }
-
-    public Font2D createItalic() {
-      return this.createItalicVariant(true);
-    }
 }

src/java.desktop/macosx/classes/sun/font/CFontManager.java

@@ -30,20 +30,27 @@ import java.io.File;
 import java.security.AccessController;
 import java.security.PrivilegedAction;
 import java.util.ArrayList;
+import java.util.Collections;
 import java.util.HashMap;
 import java.util.Hashtable;
+import java.util.List;
 import java.util.Locale;
+import java.util.Map;
 import java.util.TreeMap;
+import java.util.concurrent.ConcurrentHashMap;
 
 import javax.swing.plaf.FontUIResource;
 
 import sun.awt.FontConfiguration;
 import sun.awt.HeadlessToolkit;
 import sun.lwawt.macosx.*;
+import sun.security.action.GetBooleanAction;
 import sun.util.logging.PlatformLogger;
 
 public final class CFontManager extends SunFontManager {
     private static Hashtable<String, Font2D> genericFonts = new Hashtable<String, Font2D>();
+    private final Map<String, Font2D> fallbackFonts = new ConcurrentHashMap<>();
+    private final List<String> extFallbackVariants = new ArrayList<>();
 
     @Override
     protected FontConfiguration createFontConfiguration() {
@@ -230,6 +237,7 @@ public final class CFontManager extends SunFontManager {
                     public Object run() {
                         if (!loadedAllFonts) {
                            loadNativeFonts();
+                           collectAdditionalFallbackVariants();
                            loadedAllFonts = true;
                         }
                         return null;
@@ -337,4 +345,40 @@ public final class CFontManager extends SunFontManager {
     @Override
     protected void populateFontFileNameMap(HashMap<String, String> fontToFileMap, HashMap<String, String> fontToFamilyNameMap,
             HashMap<String, ArrayList<String>> familyToFontListMap, Locale locale) {}
+
+    @SuppressWarnings("removal")
+    private void collectAdditionalFallbackVariants() {
+        if (AccessController.doPrivileged(new GetBooleanAction("mac.ext.font.fallback"))) {
+            for (String fontName : genericFonts.keySet()) {
+                boolean accept = false;
+                if (fontName.equals("ArialUnicodeMS")) {
+                    accept = true;
+                } else if (fontName.startsWith("NotoSans")) {
+                    int pos = fontName.indexOf('-');
+                    accept = pos == -1 || fontName.substring(pos + 1).equals("Regular");
+                }
+                if (accept) {
+                    extFallbackVariants.add(fontName);
+                }
+            }
+            Collections.sort(extFallbackVariants); // ensure predictable order
+        }
+    }
+
+    List<String> getAdditionalFallbackVariants() {
+        return extFallbackVariants;
+    }
+
+    Font2D getOrCreateFallbackFont(String fontName) {
+        Font2D font2D = findFont2D(fontName, Font.PLAIN, FontManager.NO_FALLBACK);
+        if (font2D != null || fontName.startsWith(".")) {
+            return font2D;
+        } else {
+            // macOS doesn't list some system fonts in [NSFontManager availableFontFamilies] output,
+            // so they are not registered in font manager as part of 'loadNativeFonts'.
+            // These fonts are present in [NSFontManager availableFonts] output though,
+            // and can be accessed in the same way as other system fonts.
+            return fallbackFonts.computeIfAbsent(fontName, name -> new CFont(name, null, null));
+        }
+    }
 }

src/java.desktop/macosx/classes/sun/font/CStrike.java

@@ -249,6 +249,13 @@ public final class CStrike extends PhysicalStrike {
         }
     }
 
+    int getSlot0GlyphImagePtrs(int[] glyphCodes, long[] images, int len) {
+        int ourGlyphs = 0;
+        while (ourGlyphs < len && (glyphCodes[ourGlyphs] & CompositeGlyphMapper.SLOTMASK) == 0) ourGlyphs++;
+        getGlyphImagePtrs(glyphCodes, images, ourGlyphs);
+        return ourGlyphs;
+    }
+
     // called from the Sun2D renderer
     void getGlyphImagePtrs(int[] glyphCodes, long[] images, int len) {
         synchronized (glyphInfoCache) {
@@ -358,18 +365,14 @@ public final class CStrike extends PhysicalStrike {
         }
     }
 
-    // This class stores glyph pointers, and is indexed based on glyph codes,
-    // and negative unicode values.  See the comments in
-    // CCharToGlyphMapper for more details on our glyph code strategy.
+    // This class stores glyph pointers, and is indexed based on glyph codes.
     private static class GlyphInfoCache extends CStrikeDisposer {
         private static final int FIRST_LAYER_SIZE = 256;
-        private static final int SECOND_LAYER_SIZE = 16384; // 16384 = 128x128
 
         // rdar://problem/5204197
         private final AtomicBoolean disposed = new AtomicBoolean(false);
 
         private final long[] firstLayerCache;
-        private SparseBitShiftingTwoLayerArray secondLayerCache;
         private HashMap<Integer, Long> generalCache;
 
         GlyphInfoCache(final Font2D nativeFont, final FontStrikeDesc desc) {
@@ -378,19 +381,9 @@ public final class CStrike extends PhysicalStrike {
         }
 
         public synchronized long get(final int index) {
-            if (index < 0) {
-                if (-index < SECOND_LAYER_SIZE) {
-                    // catch common unicodes
-                    if (secondLayerCache == null) {
-                        return 0L;
-                    }
-                    return secondLayerCache.get(-index);
-                }
-            } else {
-                if (index < FIRST_LAYER_SIZE) {
-                    // catch common glyphcodes
-                    return firstLayerCache[index];
-                }
+            if (index < FIRST_LAYER_SIZE) {
+                // catch common glyphcodes
+                return firstLayerCache[index];
             }
 
             if (generalCache == null) {
@@ -404,21 +397,10 @@ public final class CStrike extends PhysicalStrike {
         }
 
         public synchronized void put(final int index, final long value) {
-            if (index < 0) {
-                if (-index < SECOND_LAYER_SIZE) {
-                    // catch common unicodes
-                    if (secondLayerCache == null) {
-                        secondLayerCache = new SparseBitShiftingTwoLayerArray(SECOND_LAYER_SIZE, 7); // 128x128
-                    }
-                    secondLayerCache.put(-index, value);
-                    return;
-                }
-            } else {
-                if (index < FIRST_LAYER_SIZE) {
-                    // catch common glyphcodes
-                    firstLayerCache[index] = value;
-                    return;
-                }
+            if (index < FIRST_LAYER_SIZE) {
+                // catch common glyphcodes
+                firstLayerCache[index] = value;
+                return;
             }
 
             if (generalCache == null) {
@@ -441,14 +423,6 @@ public final class CStrike extends PhysicalStrike {
                     // clean out the first array
                     disposeLongArray(firstLayerCache);
 
-                    // clean out the two layer arrays
-                    if (secondLayerCache != null) {
-                        final long[][] secondLayerLongArrayArray = secondLayerCache.cache;
-                        for (final long[] longArray : secondLayerLongArrayArray) {
-                            if (longArray != null) disposeLongArray(longArray);
-                        }
-                    }
-
                     // clean up everyone else
                     if (generalCache != null) {
                         for (Long aLong : generalCache.values()) {
@@ -485,56 +459,18 @@ public final class CStrike extends PhysicalStrike {
                 }
             }
         }
-
-        private static class SparseBitShiftingTwoLayerArray {
-            final long[][] cache;
-            final int shift;
-            final int secondLayerLength;
-
-            SparseBitShiftingTwoLayerArray(final int size, final int shift) {
-                this.shift = shift;
-                this.cache = new long[1 << shift][];
-                this.secondLayerLength = size >> shift;
-            }
-
-            public long get(final int index) {
-                final int firstIndex = index >> shift;
-                final long[] firstLayerRow = cache[firstIndex];
-                if (firstLayerRow == null) return 0L;
-                return firstLayerRow[index - (firstIndex * (1 << shift))];
-            }
-
-            public void put(final int index, final long value) {
-                final int firstIndex = index >> shift;
-                long[] firstLayerRow = cache[firstIndex];
-                if (firstLayerRow == null) {
-                    cache[firstIndex] = firstLayerRow = new long[secondLayerLength];
-                }
-                firstLayerRow[index - (firstIndex * (1 << shift))] = value;
-            }
-        }
     }
 
     private static class GlyphAdvanceCache {
         private static final int FIRST_LAYER_SIZE = 256;
-        private static final int SECOND_LAYER_SIZE = 16384; // 16384 = 128x128
 
         private final float[] firstLayerCache = new float[FIRST_LAYER_SIZE];
-        private SparseBitShiftingTwoLayerArray secondLayerCache;
         private HashMap<Integer, Float> generalCache;
 
         public synchronized float get(final int index) {
-            if (index < 0) {
-                if (-index < SECOND_LAYER_SIZE) {
-                    // catch common unicodes
-                    if (secondLayerCache == null) return 0;
-                    return secondLayerCache.get(-index);
-                }
-            } else {
-                if (index < FIRST_LAYER_SIZE) {
-                    // catch common glyphcodes
-                    return firstLayerCache[index];
-                }
+            if (index < FIRST_LAYER_SIZE) {
+                // catch common glyphcodes
+                return firstLayerCache[index];
             }
 
             if (generalCache == null) return 0;
@@ -544,21 +480,10 @@ public final class CStrike extends PhysicalStrike {
         }
 
         public synchronized void put(final int index, final float value) {
-            if (index < 0) {
-                if (-index < SECOND_LAYER_SIZE) {
-                    // catch common unicodes
-                    if (secondLayerCache == null) {
-                        secondLayerCache = new SparseBitShiftingTwoLayerArray(SECOND_LAYER_SIZE, 7); // 128x128
-                    }
-                    secondLayerCache.put(-index, value);
-                    return;
-                }
-            } else {
-                if (index < FIRST_LAYER_SIZE) {
-                    // catch common glyphcodes
-                    firstLayerCache[index] = value;
-                    return;
-                }
+            if (index < FIRST_LAYER_SIZE) {
+                // catch common glyphcodes
+                firstLayerCache[index] = value;
+                return;
             }
 
             if (generalCache == null) {
@@ -567,34 +492,5 @@ public final class CStrike extends PhysicalStrike {
 
             generalCache.put(Integer.valueOf(index), Float.valueOf(value));
         }
-
-        private static class SparseBitShiftingTwoLayerArray {
-            final float[][] cache;
-            final int shift;
-            final int secondLayerLength;
-
-            SparseBitShiftingTwoLayerArray(final int size, final int shift) {
-                this.shift = shift;
-                this.cache = new float[1 << shift][];
-                this.secondLayerLength = size >> shift;
-            }
-
-            public float get(final int index) {
-                final int firstIndex = index >> shift;
-                final float[] firstLayerRow = cache[firstIndex];
-                if (firstLayerRow == null) return 0L;
-                return firstLayerRow[index - (firstIndex * (1 << shift))];
-            }
-
-            public void put(final int index, final float value) {
-                final int firstIndex = index >> shift;
-                float[] firstLayerRow = cache[firstIndex];
-                if (firstLayerRow == null) {
-                    cache[firstIndex] = firstLayerRow =
-                        new float[secondLayerLength];
-                }
-                firstLayerRow[index - (firstIndex * (1 << shift))] = value;
-            }
-        }
     }
 }

src/java.desktop/macosx/classes/sun/lwawt/LWWindowPeer.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2011, 2022, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2011, 2020, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -59,7 +59,6 @@ import java.awt.peer.KeyboardFocusManagerPeer;
 import java.awt.peer.WindowPeer;
 import java.util.List;
 
-import java.util.Objects;
 import javax.swing.JComponent;
 
 import sun.awt.AWTAccessor;
@@ -284,16 +283,6 @@ public class LWWindowPeer
         super.disposeImpl();
     }
 
-    @Override
-    public void setBackground(final Color c) {
-        Color oldBg = getBackground();
-        if (Objects.equals(oldBg, c)) {
-            return;
-        }
-        super.setBackground(c);
-        updateOpaque();
-    }
-
     @Override
     protected void setVisibleImpl(final boolean visible) {
         if (!visible && warningWindow != null) {
@@ -302,6 +291,10 @@ public class LWWindowPeer
         updateFocusableWindowState();
         super.setVisibleImpl(visible);
         // TODO: update graphicsConfig, see 4868278
+        if (visible) {
+            // Set correct background for a window before making it visible
+            platformWindow.setOpaque(!isTranslucent());
+        }
         platformWindow.setVisible(visible);
     }
 

src/java.desktop/macosx/classes/sun/lwawt/macosx/CAccessibility.java

@@ -38,10 +38,11 @@ import java.beans.PropertyChangeListener;
 import java.lang.annotation.Native;
 import java.lang.reflect.Constructor;
 import java.lang.reflect.InvocationTargetException;
-import java.security.PrivilegedAction;
+import java.lang.reflect.Method;
 import java.util.ArrayList;
 import java.util.HashSet;
 import java.util.Set;
+
 import java.util.concurrent.Callable;
 import java.util.concurrent.atomic.AtomicInteger;
 import java.util.Arrays;
@@ -75,41 +76,24 @@ import sun.lwawt.LWWindowPeer;
 @SuppressWarnings("removal")
 class CAccessibility implements PropertyChangeListener {
     private static Set<String> ignoredRoles;
+    private static final int INVOKE_TIMEOUT_SECONDS_DEFAULT = 1;
     private static final int INVOKE_TIMEOUT_SECONDS;
-    private static final boolean ENABLE_SHOW_CONTEXT_MENU_EVENT;
 
     static {
-        // (-1) for the infinite timeout
-        @SuppressWarnings("removal")
-        int value = java.security.AccessController.doPrivileged(
-            (PrivilegedAction<Integer>) () -> {
-                // Need to load the native library for this code.
-                System.loadLibrary("awt");
-                return Integer.getInteger("sun.lwawt.macosx.CAccessibility.invokeTimeoutSeconds", 1);
-            });
-        INVOKE_TIMEOUT_SECONDS = value;
-        @SuppressWarnings("removal")
-        boolean enableShowContextMenuEvent = java.security.AccessController.doPrivileged((PrivilegedAction<Boolean>) () -> {
-            return Boolean.getBoolean("sun.lwawt.macosx.CAccessibility.enableShowContextMenuEvent");
-        });
-        ENABLE_SHOW_CONTEXT_MENU_EVENT = enableShowContextMenuEvent;
-    }
-
-    private static boolean isEnableShowContextMenuEvent() {
-        return ENABLE_SHOW_CONTEXT_MENU_EVENT;
-    }
-
-    private static void accessibleShowContextMenuEvent(Accessible a, Component c) {
-        if (a == null) return;
-        invokeLater(new Runnable() {
-            @Override
-            public void run() {
-                AccessibleContext ac = a.getAccessibleContext();
-                if (ac != null) {
-                    ac.firePropertyChange("accessibleContextMenuShow", null, null);
+        AtomicInteger invokeTimeoutSecondsRef = new AtomicInteger();
+        // Need to load the native library for this code.
+        java.security.AccessController.doPrivileged(
+            new java.security.PrivilegedAction<Void>() {
+                public Void run() {
+                    System.loadLibrary("awt");
+                    invokeTimeoutSecondsRef.set(
+                            // (-1) for the infinite timeout
+                            Integer.getInteger("sun.lwawt.macosx.CAccessibility.invokeTimeoutSeconds",
+                                    INVOKE_TIMEOUT_SECONDS_DEFAULT));
+                    return null;
                 }
-            }
-        }, c);
+            });
+        INVOKE_TIMEOUT_SECONDS = invokeTimeoutSecondsRef.get();
     }
 
     static CAccessibility sAccessibility;

src/java.desktop/macosx/classes/sun/lwawt/macosx/CAccessible.java

@@ -205,10 +205,8 @@ class CAccessible extends CFRetainedResource implements Accessible {
                         } else if (oldValue != null &&
                                 ((AccessibleState) oldValue) == AccessibleState.VISIBLE) {
                             execute(ptr -> menuClosed(ptr));
-                            execute(ptr -> unregisterFromCocoaAXSystem(ptr));
                         }
-                    } else if (thisRole == AccessibleRole.MENU_ITEM ||
-                            ((parentRole == AccessibleRole.POPUP_MENU) && (thisRole == AccessibleRole.MENU))) {
+                    } else if (thisRole == AccessibleRole.MENU_ITEM) {
                         if (newValue != null &&
                                 ((AccessibleState) newValue) == AccessibleState.FOCUSED) {
                             execute(ptr -> menuItemSelected(ptr));

src/java.desktop/macosx/classes/sun/lwawt/macosx/CMenu.java

@@ -25,7 +25,6 @@
 
 package sun.lwawt.macosx;
 
-import sun.awt.AWTThreading;
 import java.awt.Menu;
 import java.awt.MenuBar;
 import java.awt.MenuItem;
@@ -65,14 +64,14 @@ public class CMenu extends CMenuItem implements MenuPeer {
             LWCToolkit.targetToPeer(getTarget().getParent());
 
         if (parent instanceof CMenu) {
-            return AWTThreading.executeWaitToolkit(() -> parent.executeGet(this::nativeCreateSubMenu));
+            return parent.executeGet(this::nativeCreateSubMenu);
         }
         if (parent instanceof CMenuBar) {
             MenuBar parentContainer = (MenuBar)getTarget().getParent();
             boolean isHelpMenu = parentContainer.getHelpMenu() == getTarget();
             int insertionLocation = ((CMenuBar)parent).getNextInsertionIndex();
-            return AWTThreading.executeWaitToolkit(() -> parent.executeGet(ptr -> nativeCreateMenu(ptr, isHelpMenu,
-                insertionLocation)));
+            return parent.executeGet(ptr -> nativeCreateMenu(ptr, isHelpMenu,
+                                                             insertionLocation));
         }
         throw new InternalError("Parent must be CMenu or CMenuBar");
     }
@@ -85,7 +84,7 @@ public class CMenu extends CMenuItem implements MenuPeer {
 
     @Override
     public final void delItem(final int index) {
-        AWTThreading.executeWaitToolkit(() -> execute(ptr -> nativeDeleteItem(ptr, index)));
+        execute(ptr -> nativeDeleteItem(ptr, index));
     }
 
     @Override

src/java.desktop/macosx/classes/sun/lwawt/macosx/CMenuItem.java

@@ -33,7 +33,6 @@ import java.awt.event.KeyEvent;
 import java.awt.peer.MenuItemPeer;
 import java.util.concurrent.atomic.AtomicBoolean;
 
-import sun.awt.AWTThreading;
 import sun.awt.SunToolkit;
 import sun.lwawt.LWToolkit;
 
@@ -62,7 +61,7 @@ public class CMenuItem extends CMenuComponent implements MenuItemPeer {
     @Override
     long createModel() {
         CMenuComponent parent = (CMenuComponent)LWToolkit.targetToPeer(getTarget().getParent());
-        return AWTThreading.executeWaitToolkit(() -> parent.executeGet(ptr->nativeCreate(ptr, isSeparator())));
+        return parent.executeGet(ptr->nativeCreate(ptr, isSeparator()));
     }
     @SuppressWarnings("deprecation")
     public void setLabel(String label, char keyChar, int keyCode, int modifiers) {

src/java.desktop/macosx/classes/sun/lwawt/macosx/CPlatformWindow.java

@@ -66,7 +66,6 @@ import sun.awt.AWTAccessor.ComponentAccessor;
 import sun.awt.AWTAccessor.WindowAccessor;
 import sun.awt.AWTThreading;
 import sun.java2d.SurfaceData;
-import sun.lwawt.LWComponentPeer;
 import sun.lwawt.LWLightweightFramePeer;
 import sun.lwawt.LWToolkit;
 import sun.lwawt.LWWindowPeer;
@@ -106,7 +105,6 @@ public class CPlatformWindow extends CFRetainedResource implements PlatformWindo
     private static native boolean nativeDelayShowing(long nsWindowPtr);
     private static native void nativeRaiseLevel(long nsWindowPtr, boolean popup, boolean onlyIfParentIsActive);
     private static native void nativeSetTransparentTitleBarHeight(long nsWindowPtr, float height);
-    private static native void nativeCallDeliverMoveResizeEvent(long nsWindowPtr);
 
     // Loger to report issues happened during execution but that do not affect functionality
     private static final PlatformLogger logger = PlatformLogger.getLogger("sun.lwawt.macosx.CPlatformWindow");
@@ -292,7 +290,7 @@ public class CPlatformWindow extends CFRetainedResource implements PlatformWindo
         new Property<CPlatformWindow>(WINDOW_TRANSPARENT_TITLE_BAR_HEIGHT) {
             public void applyProperty(final CPlatformWindow c, final Object value) {
                 if (value != null && (value instanceof Float)) {
-                    c.execute(ptr -> AWTThreading.executeWaitToolkit(wait -> nativeSetTransparentTitleBarHeight(ptr, (float) value)));
+                    c.execute(ptr -> nativeSetTransparentTitleBarHeight(ptr, (float) value));
                 }
             }
         }
@@ -1197,10 +1195,6 @@ public class CPlatformWindow extends CFRetainedResource implements PlatformWindo
         responder.handleWindowFocusEvent(gained, oppositePeer);
     }
 
-    public void doDeliverMoveResizeEvent() {
-        execute(ptr -> nativeCallDeliverMoveResizeEvent(ptr));
-    }
-
     protected void deliverMoveResizeEvent(int x, int y, int width, int height,
                                         boolean byUser) {
         AtomicBoolean ref = new AtomicBoolean();
@@ -1462,20 +1456,28 @@ public class CPlatformWindow extends CFRetainedResource implements PlatformWindo
         isFullScreenAnimationOn = false;
     }
 
-    // JBR API internals
-    private static void setCustomDecorationTitleBarHeight(Window target, ComponentPeer peer, float height) {
-        if (peer instanceof LWComponentPeer) {
-            PlatformWindow platformWindow = ((LWComponentPeer<?, ?>) peer).getPlatformWindow();
-            if (platformWindow instanceof CPlatformWindow) {
-                ((CPlatformWindow) platformWindow).execute(ptr -> {
-                    AWTThreading.executeWaitToolkit(wait -> nativeSetTransparentTitleBarHeight(ptr, height));
-                });
-                if (target instanceof javax.swing.RootPaneContainer) {
-                    final javax.swing.JRootPane rootpane = ((javax.swing.RootPaneContainer)target).getRootPane();
-                    if (rootpane != null) rootpane.putClientProperty(WINDOW_TRANSPARENT_TITLE_BAR_HEIGHT, height);
-                }
-            }
+    // called from client via reflection
+    private void setTransparentTitleBarHeight(float height) {
+        execute(ptr -> {
+            nativeSetTransparentTitleBarHeight(ptr, height);
+        });
+    }
+
+    private volatile List<Rectangle> customDecorHitTestSpots;
+
+    // called from client via reflection
+    private void setCustomDecorationHitTestSpots(List<Rectangle> hitTestSpots) {
+        this.customDecorHitTestSpots = new CopyOnWriteArrayList<>(hitTestSpots);
+    }
+
+    // called from native
+    private boolean hitTestCustomDecoration(float x, float y) {
+        List<Rectangle> spots = customDecorHitTestSpots;
+        if (spots == null) return false;
+        for (Rectangle spot : spots) {
+            if (spot.contains(x, y)) return true;
         }
+        return false;
     }
 
 }

src/java.desktop/macosx/classes/sun/lwawt/macosx/LWCToolkit.java

@@ -89,7 +89,6 @@ import java.net.URL;
 import java.security.*;
 import java.util.*;
 import java.util.concurrent.Callable;
-import java.util.concurrent.CompletableFuture;
 import java.util.concurrent.atomic.AtomicBoolean;
 import java.util.concurrent.atomic.AtomicInteger;
 import java.util.concurrent.atomic.AtomicReference;
@@ -112,7 +111,6 @@ import sun.lwawt.PlatformComponent;
 import sun.lwawt.PlatformDropTarget;
 import sun.lwawt.PlatformWindow;
 import sun.lwawt.SecurityWarningWindow;
-import sun.security.action.GetBooleanAction;
 import sun.util.logging.PlatformLogger;
 
 @SuppressWarnings("serial") // JDK implementation class
@@ -142,13 +140,6 @@ public final class LWCToolkit extends LWToolkit {
 
     private static CInputMethodDescriptor sInputMethodDescriptor;
 
-    // Listens to EDT state in invokeAndWait() and disposes the invocation event
-    // when EDT becomes free but the invocation event is not yet dispatched (considered lost).
-    // This prevents a deadlock and makes the invocation return some default result.
-    @SuppressWarnings("removal")
-    private static final boolean DISPOSE_INVOCATION_ON_EDT_FREE =
-        AccessController.doPrivileged(new GetBooleanAction("sun.lwawt.macosx.LWCToolkit.invokeAndWait.disposeOnEDTFree"));
-
     static {
         System.err.flush();
 
@@ -195,7 +186,7 @@ public final class LWCToolkit extends LWToolkit {
      */
     private static final boolean inAWT;
 
-    private static final PlatformLogger log = PlatformLogger.getLogger(LWCToolkit.class.getName());
+    private static final PlatformLogger log = PlatformLogger.getLogger("sun.lwawt.macosx.LWCToolkit");
 
     public LWCToolkit() {
         final String extraButtons = "sun.awt.enableExtraMouseButtons";
@@ -504,8 +495,7 @@ public final class LWCToolkit extends LWToolkit {
         if (!(gd instanceof CGraphicsDevice)) {
             return AWTThreading.executeWaitToolkit(() -> super.getScreenInsets(gc));
         }
-        CGraphicsDevice cgd = (CGraphicsDevice) gd;
-        return cgd.getScreenInsets();
+        return AWTThreading.executeWaitToolkit(() -> ((CGraphicsDevice)gd).getScreenInsets());
     }
 
     @Override
@@ -685,12 +675,30 @@ public final class LWCToolkit extends LWToolkit {
         return invokeAndWait(callable, component, -1);
     }
 
-    public static <T> T invokeAndWait(final Callable<T> callable, Component component, int timeoutSeconds) throws Exception {
+    static <T> T invokeAndWait(final Callable<T> callable, Component component, int timeoutSeconds) throws Exception {
         final CallableWrapper<T> wrapper = new CallableWrapper<>(callable);
         invokeAndWait(wrapper, component, false, timeoutSeconds);
         return wrapper.getResult();
     }
 
+    static final class CancelableRunnable implements Runnable {
+        volatile Runnable runnable;
+
+        public CancelableRunnable(Runnable runnable) {
+            this.runnable = runnable;
+        }
+
+        @Override
+        public void run() {
+            Runnable r = runnable;
+            if (r != null) r.run();
+        }
+
+        public void cancel() {
+            runnable = null;
+        }
+    }
+
     static final class CallableWrapper<T> implements Runnable {
         final Callable<T> callable;
         T object;
@@ -720,6 +728,30 @@ public final class LWCToolkit extends LWToolkit {
         }
     }
 
+    private static final AtomicInteger blockingRunLoopCounter = new AtomicInteger(0);
+    private static final AtomicBoolean priorityInvocationPending = new AtomicBoolean(false);
+
+    @Override
+    public void unsafeNonblockingExecute(Runnable runnable) {
+        if (!EventQueue.isDispatchThread()) {
+            throw new Error("the method must be called on the Event Dispatching thread");
+        }
+        if (runnable == null) return;
+
+        synchronized (priorityInvocationPending) {
+            priorityInvocationPending.set(true);
+        }
+        AWTAccessor.getEventQueueAccessor().createSecondaryLoop(
+            getSystemEventQueue(),
+            () -> blockingRunLoopCounter.get() > 0).enter();
+
+        try {
+            runnable.run();
+        } finally {
+            priorityInvocationPending.set(false);
+        }
+    }
+
     /**
      * Kicks an event over to the appropriate eventqueue and waits for it to
      * finish To avoid deadlocking, we manually run the NSRunLoop while waiting
@@ -744,32 +776,32 @@ public final class LWCToolkit extends LWToolkit {
         invokeAndWait(runnable, component, false, -1);
     }
 
-    public static void invokeAndWait(Runnable runnable, Component component, boolean processEvents, int timeoutSeconds)
+    static void invokeAndWait(Runnable runnable, Component component, boolean processEvents, int timeoutSeconds)
             throws InvocationTargetException
     {
         if (log.isLoggable(PlatformLogger.Level.FINE)) {
             log.fine("invokeAndWait started: " + runnable);
         }
 
-        if (isBlockingEventDispatchThread()) {
-            String msg = "invokeAndWait is discarded as the EventDispatch thread is currently blocked";
-            if (log.isLoggable(PlatformLogger.Level.FINE)) {
-                log.fine(msg, new Throwable());
-                log.fine(AWTThreading.getInstance(component).printEventDispatchThreadStackTrace().toString());
-            } else if (log.isLoggable(PlatformLogger.Level.INFO)) {
-                StackTraceElement[] stack = new Throwable().getStackTrace();
-                log.info(msg + ". Originated at " + stack[stack.length - 1]);
-                Thread dispatchThread = AWTThreading.getInstance(component).getEventDispatchThread();
-                log.info(dispatchThread.getName() + " at: " + dispatchThread.getStackTrace()[0].toString());
-            }
-            return;
+        boolean nonBlockingRunLoop;
+        CancelableRunnable cancelableRunnable = new CancelableRunnable(runnable);
+
+        synchronized (priorityInvocationPending) {
+            nonBlockingRunLoop = priorityInvocationPending.get();
+            if (!nonBlockingRunLoop) blockingRunLoopCounter.incrementAndGet();
         }
 
-        AWTThreading.TrackedInvocationEvent invocationEvent =
-            AWTThreading.createAndTrackInvocationEvent(component, runnable, true);
+        final long mediator = createAWTRunLoopMediator();
 
-        long mediator = createAWTRunLoopMediator();
-        invocationEvent.onDone(() -> stopAWTRunLoop(mediator));
+        InvocationEvent invocationEvent =
+                AWTThreading.createAndTrackInvocationEvent(component,
+                        cancelableRunnable,
+                        () -> {
+                            if (mediator != 0) {
+                                stopAWTRunLoop(mediator);
+                            }
+                        },
+                        true);
 
         if (component != null) {
             AppContext appContext = SunToolkit.targetToAppContext(component);
@@ -783,21 +815,11 @@ public final class LWCToolkit extends LWToolkit {
             ((LWCToolkit)Toolkit.getDefaultToolkit()).getSystemEventQueueForInvokeAndWait().postEvent(invocationEvent);
         }
 
-        if (DISPOSE_INVOCATION_ON_EDT_FREE) {
-            CompletableFuture<Void> eventDispatchThreadFreeFuture =
-              AWTThreading.getInstance(component).onEventDispatchThreadFree(() -> {
-                  if (!invocationEvent.isCompleted(true)) {
-                      // EventQueue is now empty but the posted InvocationEvent is still not dispatched,
-                      // consider it lost then.
-                      invocationEvent.dispose("InvocationEvent was lost");
-                  }
-              });
-            invocationEvent.onDone(() -> eventDispatchThreadFreeFuture.cancel(false));
-        }
-
-        if (!doAWTRunLoop(mediator, false, timeoutSeconds)) {
-            invocationEvent.dispose("InvocationEvent has timed out");
+        if (!doAWTRunLoop(mediator, nonBlockingRunLoop, timeoutSeconds)) {
+            new Throwable("Invocation timed out (" + timeoutSeconds + "sec)").printStackTrace();
+            cancelableRunnable.cancel();
         }
+        if (!nonBlockingRunLoop) blockingRunLoopCounter.decrementAndGet();
 
         if (log.isLoggable(PlatformLogger.Level.FINE)) {
             log.fine("invokeAndWait finished: " + runnable);
@@ -806,8 +828,6 @@ public final class LWCToolkit extends LWToolkit {
         checkException(invocationEvent);
     }
 
-    private static native boolean isBlockingEventDispatchThread();
-
     public static void invokeLater(Runnable event, Component component)
             throws InvocationTargetException {
         Objects.requireNonNull(component, "Null component provided to invokeLater");
@@ -850,11 +870,6 @@ public final class LWCToolkit extends LWToolkit {
      */
     static native void performOnMainThreadAfterDelay(Runnable r, long delay);
 
-    /**
-     * Schedules a {@code Runnable} execution on the Appkit thread and waits for completion.
-     */
-    public static native void performOnMainThreadAndWait(Runnable r);
-
 // DnD support
 
     @Override

src/java.desktop/macosx/native/libawt_lwawt/awt/AWTWindow.h

@@ -50,10 +50,6 @@
     NSWindowTabbingMode javaWindowTabbingMode;
     BOOL isEnterFullScreen;
     CGFloat _transparentTitleBarHeight;
-    id<NSObject> _windowWillEnterFullScreenNotification;
-    id<NSObject> _windowWillExitFullScreenNotification;
-    id<NSObject> _windowDidExitFullScreenNotification;
-    NSMutableArray* _transparentTitleBarConstraints;
     NSLayoutConstraint *_transparentTitleBarHeightConstraint;
     NSMutableArray *_transparentTitleBarButtonCenterXConstraints;
 }

src/java.desktop/macosx/native/libawt_lwawt/awt/AWTWindow.m

@@ -26,7 +26,6 @@
 #include <objc/objc-runtime.h>
 #import <Cocoa/Cocoa.h>
 
-#include <java_awt_Window_CustomWindowDecoration.h>
 #import "sun_lwawt_macosx_CPlatformWindow.h"
 #import "com_apple_eawt_event_GestureHandler.h"
 #import "com_apple_eawt_FullScreenHandler.h"
@@ -776,7 +775,7 @@ AWT_ASSERT_APPKIT_THREAD;
 // NSWindowDelegate methods
 
 - (void) _deliverMoveResizeEvent {
-    AWT_ASSERT_APPKIT_THREAD;
+AWT_ASSERT_APPKIT_THREAD;
 
     // deliver the event if this is a user-initiated live resize or as a side-effect
     // of a Java initiated resize, because AppKit can override the bounds and force
@@ -785,19 +784,11 @@ AWT_ASSERT_APPKIT_THREAD;
     JNIEnv *env = [ThreadUtilities getJNIEnv];
     jobject platformWindow = (*env)->NewLocalRef(env, self.javaPlatformWindow);
     if (platformWindow == NULL) {
-        NSLog(@"[AWTWindow _deliverMoveResizeEvent]: platformWindow == NULL");
-        return;
-    }
-    NSRect frame;
-    @try {
-        frame = ConvertNSScreenRect(env, [self.nsWindow frame]);
-    } @catch (NSException *e) {
-        NSLog(@"WARNING: suppressed exception from ConvertNSScreenRect() in [AWTWindow _deliverMoveResizeEvent]");
-        NSProcessInfo *processInfo = [NSProcessInfo processInfo];
-        [NSApplicationAWT logException:e forProcess:processInfo];
-        return;
+        // TODO: create generic AWT assert
     }
 
+    NSRect frame = ConvertNSScreenRect(env, [self.nsWindow frame]);
+
     GET_CPLATFORM_WINDOW_CLASS();
     DECLARE_METHOD(jm_deliverMoveResizeEvent, jc_CPlatformWindow, "deliverMoveResizeEvent", "(IIIIZ)V");
     (*env)->CallVoidMethod(env, platformWindow, jm_deliverMoveResizeEvent,
@@ -1018,7 +1009,7 @@ AWT_ASSERT_APPKIT_THREAD;
 #ifdef DEBUG
     NSLog(@"resigned key: %d %@ %@", [self.nsWindow isMainWindow], [self.nsWindow title], [self menuBarForWindow]);
 #endif
-    if (![self.nsWindow isMainWindow] || [NSApp keyWindow] == self.nsWindow) {
+    if (![self.nsWindow isMainWindow]) {
         [self deactivateWindow];
     }
 }
@@ -1047,9 +1038,7 @@ AWT_ASSERT_APPKIT_THREAD;
     NSWindow *keyWindow = [NSApp keyWindow];
     AWTWindow *opposite = nil;
     if ([AWTWindow isAWTWindow: keyWindow]) {
-        if (keyWindow != self.nsWindow) {
-            opposite = (AWTWindow *)[keyWindow delegate];
-        }
+        opposite = (AWTWindow *)[keyWindow delegate];
         [AWTWindow setLastKeyWindow: self];
     } else {
         [AWTWindow setLastKeyWindow: nil];
@@ -1305,10 +1294,10 @@ static const CGFloat DefaultHorizontalTitleBarButtonOffset = 20.0;
     NSView* titlebarContainer = titlebar.superview;
     NSView* themeFrame = titlebarContainer.superview;
 
-    _transparentTitleBarConstraints = [[NSMutableArray alloc] init];
+    NSMutableArray* newConstraints = [[NSMutableArray alloc] init];
     titlebarContainer.translatesAutoresizingMaskIntoConstraints = NO;
     _transparentTitleBarHeightConstraint = [titlebarContainer.heightAnchor constraintEqualToConstant:_transparentTitleBarHeight];
-    [_transparentTitleBarConstraints addObjectsFromArray:@[
+    [newConstraints addObjectsFromArray:@[
         [titlebarContainer.leftAnchor constraintEqualToAnchor:themeFrame.leftAnchor],
         [titlebarContainer.widthAnchor constraintEqualToAnchor:themeFrame.widthAnchor],
         [titlebarContainer.topAnchor constraintEqualToAnchor:themeFrame.topAnchor],
@@ -1321,7 +1310,7 @@ static const CGFloat DefaultHorizontalTitleBarButtonOffset = 20.0;
     for (NSView* view in @[titlebar, windowDragView])
     {
         view.translatesAutoresizingMaskIntoConstraints = NO;
-        [_transparentTitleBarConstraints addObjectsFromArray:@[
+        [newConstraints addObjectsFromArray:@[
             [view.leftAnchor constraintEqualToAnchor:titlebarContainer.leftAnchor],
             [view.rightAnchor constraintEqualToAnchor:titlebarContainer.rightAnchor],
             [view.topAnchor constraintEqualToAnchor:titlebarContainer.topAnchor],
@@ -1337,7 +1326,7 @@ static const CGFloat DefaultHorizontalTitleBarButtonOffset = 20.0;
         button.translatesAutoresizingMaskIntoConstraints = NO;
         NSLayoutConstraint* buttonCenterXConstraint = [button.centerXAnchor constraintEqualToAnchor:titlebarContainer.leftAnchor constant:(_transparentTitleBarHeight/2.0 + (index * horizontalButtonOffset))];
         [_transparentTitleBarButtonCenterXConstraints addObject:buttonCenterXConstraint];
-        [_transparentTitleBarConstraints addObjectsFromArray:@[
+        [newConstraints addObjectsFromArray:@[
             [button.widthAnchor constraintLessThanOrEqualToAnchor:titlebarContainer.heightAnchor multiplier:0.5],
             // Those corrections are required to keep the icons perfectly round because macOS adds a constant 2 px in resulting height to their frame
             [button.heightAnchor constraintEqualToAnchor: button.widthAnchor multiplier:14.0/12.0 constant:-2.0],
@@ -1346,7 +1335,7 @@ static const CGFloat DefaultHorizontalTitleBarButtonOffset = 20.0;
         ]];
     }];
 
-    [NSLayoutConstraint activateConstraints:_transparentTitleBarConstraints];
+    [NSLayoutConstraint activateConstraints:newConstraints];
 }
 
 - (void) updateTransparentTitleBarConstraints
@@ -1372,22 +1361,20 @@ static const CGFloat DefaultHorizontalTitleBarButtonOffset = 20.0;
     NSView* titlebarContainer = titlebar.superview;
     NSView* themeFrame = titlebarContainer.superview;
 
-    [NSLayoutConstraint deactivateConstraints:_transparentTitleBarConstraints];
-
     AWTWindowDragView* windowDragView;
     for (NSView* view in titlebar.subviews) {
         if ([view isMemberOfClass:[AWTWindowDragView class]]) {
             windowDragView = view;
         }
         if (view.translatesAutoresizingMaskIntoConstraints == NO) {
+            [view removeConstraints:view.constraints];
             view.translatesAutoresizingMaskIntoConstraints = YES;
         }
     }
     [windowDragView removeFromSuperview];
+    [titlebarContainer removeConstraints:titlebarContainer.constraints];
     titlebarContainer.translatesAutoresizingMaskIntoConstraints = YES;
-    titlebar.translatesAutoresizingMaskIntoConstraints = YES;
 
-    _transparentTitleBarConstraints = nil;
     _transparentTitleBarHeightConstraint = nil;
     _transparentTitleBarButtonCenterXConstraints = nil;
 }
@@ -1416,44 +1403,23 @@ static const CGFloat DefaultHorizontalTitleBarButtonOffset = 20.0;
     });
     NSNotificationCenter* defaultCenter = [NSNotificationCenter defaultCenter];
     NSOperationQueue* mainQueue = [NSOperationQueue mainQueue];
-    _windowWillEnterFullScreenNotification = [defaultCenter addObserverForName:NSWindowWillEnterFullScreenNotification object:self.nsWindow queue:mainQueue usingBlock:^(NSNotification* notification) {
+    [defaultCenter addObserverForName:NSWindowWillEnterFullScreenNotification object:self.nsWindow queue:mainQueue usingBlock:^(NSNotification* notification) {
         [self resetTitleBar];
     }];
-    _windowWillExitFullScreenNotification = [defaultCenter addObserverForName:NSWindowWillExitFullScreenNotification object:self.nsWindow queue:mainQueue usingBlock:^(NSNotification* notification) {
+    [defaultCenter addObserverForName:NSWindowWillExitFullScreenNotification object:self.nsWindow queue:mainQueue usingBlock:^(NSNotification* notification) {
         [self setWindowControlsHidden:YES];
     }];
-    _windowDidExitFullScreenNotification = [defaultCenter addObserverForName:NSWindowDidExitFullScreenNotification object:self.nsWindow queue:mainQueue usingBlock:^(NSNotification* notification) {
+    [defaultCenter addObserverForName:NSWindowDidExitFullScreenNotification object:self.nsWindow queue:mainQueue usingBlock:^(NSNotification* notification) {
         [self setUpTransparentTitleBar];
         [self setWindowControlsHidden:NO];
     }];
 }
 
-- (void) configureWindowAndListenersForDefaultTitleBar
-{
-    dispatch_sync(dispatch_get_main_queue(), ^{
-        [self.nsWindow setTitlebarAppearsTransparent:NO];
-        [self.nsWindow setTitleVisibility:NSWindowTitleVisible];
-        [self.nsWindow setStyleMask:[self.nsWindow styleMask]&(~NSWindowStyleMaskFullSizeContentView)];
-
-        if (!self.isFullScreen) {
-            [self resetTitleBar];
-        }
-    });
-    NSNotificationCenter* defaultCenter = [NSNotificationCenter defaultCenter];
-    [defaultCenter removeObserver:_windowWillEnterFullScreenNotification];
-    [defaultCenter removeObserver:_windowWillExitFullScreenNotification];
-    [defaultCenter removeObserver:_windowDidExitFullScreenNotification];
-    _windowWillEnterFullScreenNotification = _windowWillExitFullScreenNotification = _windowDidExitFullScreenNotification = nil;
-}
-
 - (void) setTransparentTitleBarHeight: (CGFloat) transparentTitleBarHeight
 {
-    if (_transparentTitleBarHeight == transparentTitleBarHeight) return;
     if (_transparentTitleBarHeight != 0.0f) {
         _transparentTitleBarHeight = transparentTitleBarHeight;
-        if (transparentTitleBarHeight == 0.0f) {
-            [self configureWindowAndListenersForDefaultTitleBar];
-        } else if (_transparentTitleBarHeightConstraint != nil || _transparentTitleBarButtonCenterXConstraints != nil) {
+        if (_transparentTitleBarHeightConstraint != nil || _transparentTitleBarButtonCenterXConstraints != nil) {
             [self updateTransparentTitleBarConstraints];
         }
     } else {
@@ -1489,18 +1455,11 @@ static const CGFloat DefaultHorizontalTitleBarButtonOffset = 20.0;
     jobject platformWindow = (*env)->NewLocalRef(env, self.javaPlatformWindow);
     if (platformWindow != NULL) {
         GET_CPLATFORM_WINDOW_CLASS_RETURN(YES);
-        DECLARE_FIELD_RETURN(jf_target, jc_CPlatformWindow, "target", "Ljava/awt/Window;", YES);
-        DECLARE_CLASS_RETURN(jc_Window, "java/awt/Window", YES);
-        DECLARE_METHOD_RETURN(jm_hitTestCustomDecoration, jc_Window, "hitTestCustomDecoration", "(II)I", YES);
-        jobject awtWindow = (*env)->GetObjectField(env, platformWindow, jf_target);
-        if (awtWindow != NULL) {
-            NSRect frame = [self.window frame];
-            float windowHeight = frame.size.height;
-            returnValue = (*env)->CallIntMethod(env, awtWindow, jm_hitTestCustomDecoration, (jint) point.x,  (jint) (windowHeight - point.y)) ==
-                                  (jint) java_awt_Window_CustomWindowDecoration_NO_HIT_SPOT ? YES : NO;
-            CHECK_EXCEPTION();
-            (*env)->DeleteLocalRef(env, awtWindow);
-        }
+        DECLARE_METHOD_RETURN(jm_hitTestCustomDecoration, jc_CPlatformWindow, "hitTestCustomDecoration", "(FF)Z", YES);
+        NSRect frame = [self.window frame];
+        float windowHeight = frame.size.height;
+        returnValue = (*env)->CallBooleanMethod(env, platformWindow, jm_hitTestCustomDecoration, point.x,  windowHeight - point.y) == JNI_TRUE ? NO : YES;
+        CHECK_EXCEPTION_IN_ENV(env);
         (*env)->DeleteLocalRef(env, platformWindow);
     }
     return returnValue;
@@ -1653,15 +1612,7 @@ JNI_COCOA_ENTER(env);
 
         // resets the NSWindow's style mask if the mask intersects any of those bits
         if (mask & MASK(_STYLE_PROP_BITMASK)) {
-            NSWindowStyleMask styleMask = [AWTWindow styleMaskForStyleBits:newBits];
-            @try {
-                [nsWindow setStyleMask:styleMask];
-            } @catch (NSException *e) {
-                NSLog(@"WARNING: suppressed exception from [NSWindow setStyleMask] in CPlatformWindow"
-                      ".nativeSetNSWindowStyleBits");
-                NSProcessInfo *processInfo = [NSProcessInfo processInfo];
-                [NSApplicationAWT logException:e forProcess:processInfo];
-            }
+            [nsWindow setStyleMask:[AWTWindow styleMaskForStyleBits:newBits]];
         }
 
         // calls methods on NSWindow to change other properties, based on the mask
@@ -2349,18 +2300,4 @@ JNIEXPORT void JNICALL Java_sun_lwawt_macosx_CPlatformWindow_nativeSetTransparen
     [window setTransparentTitleBarHeight:((CGFloat) transparentTitleBarHeight)];
 
     JNI_COCOA_EXIT(env);
-}
-
-JNIEXPORT void JNICALL Java_sun_lwawt_macosx_CPlatformWindow_nativeCallDeliverMoveResizeEvent
-(JNIEnv *env, jclass clazz, jlong windowPtr)
-{
-    JNI_COCOA_ENTER(env);
-
-    NSWindow *nsWindow = (NSWindow *)jlong_to_ptr(windowPtr);
-    [ThreadUtilities performOnMainThreadWaiting:NO block:^(){
-        AWTWindow *window = (AWTWindow*)[nsWindow delegate];
-        [window _deliverMoveResizeEvent];
-    }];
-
-    JNI_COCOA_EXIT(env);
-}
+}

src/java.desktop/macosx/native/libawt_lwawt/awt/CDragSource.m

@@ -237,7 +237,7 @@ static BOOL                sNeedsEnter;
     jobject    transferer = [self dataTransferer:env];
     jbyteArray data = nil;
 
-    if (transferer != NULL && fComponent != NULL) {
+    if (transferer != NULL) {
         GET_DT_CLASS_RETURN(NULL);
         DECLARE_METHOD_RETURN(convertDataMethod, DataTransfererClass, "convertData", "(Ljava/lang/Object;Ljava/awt/datatransfer/Transferable;JLjava/util/Map;Z)[B", NULL);
         data = (*env)->CallObjectMethod(env, transferer, convertDataMethod, fComponent, fTransferable, format, fFormatMap, (jboolean) TRUE);

src/java.desktop/macosx/native/libawt_lwawt/awt/CRobot.m

@@ -69,9 +69,6 @@ static int* gsButtonEventNumber;
 static NSTimeInterval gNextKeyEventTime;
 static NSTimeInterval safeDelay;
 
-#define KEY_CODE_COUNT 128
-static CGEventFlags keyOwnFlags[KEY_CODE_COUNT];
-
 static inline CGKeyCode GetCGKeyCode(jint javaKeyCode);
 
 static void PostMouseEvent(const CGPoint point, CGMouseButton button,
@@ -110,20 +107,6 @@ static inline void autoDelay(BOOL isMove) {
     gNextKeyEventTime = [[NSDate date] timeIntervalSinceReferenceDate] + safeDelay;
 }
 
-static void initKeyFlags() {
-    CGEventSourceRef source = CGEventSourceCreate(kCGEventSourceStatePrivate);
-    for (CGKeyCode keyCode = 0; keyCode < KEY_CODE_COUNT; keyCode++) {
-        CGEventRef event = CGEventCreateKeyboardEvent(source, keyCode, true);
-        if (event != NULL) {
-            keyOwnFlags[keyCode] = CGEventGetFlags(event);
-            CFRelease(event);
-        }
-    }
-    if (source != NULL) {
-        CFRelease(source);
-    }
-}
-
 /*
  * Class:     sun_lwawt_macosx_CRobot
  * Method:    initRobot
@@ -172,8 +155,6 @@ Java_sun_lwawt_macosx_CRobot_initRobot
             for (i = 0; i < gNumberOfButtons; ++i) {
                 gsButtonEventNumber[i] = ROBOT_EVENT_NUMBER_START;
             }
-
-            initKeyFlags();
         }];
     }
 }
@@ -302,20 +283,6 @@ Java_sun_lwawt_macosx_CRobot_mouseWheel
     }];
 }
 
-// CGEventCreateKeyboardEvent incorrectly handles flags pertinent to non-modifier keys
-// (e.g. F1-F12 keys always Fn flag set, while arrow keys always have Fn and NumPad flags set).
-// Those flags are not cleared for following key presses automatically, so we need to do it ourselves.
-// See JBR-4306 for details.
-static void clearStickyFlags(CGEventRef event, CGKeyCode keyCode, CGEventFlags flagToCheck) {
-    if (keyCode < KEY_CODE_COUNT && (keyOwnFlags[keyCode] & flagToCheck) == 0) {
-        CGEventFlags flags = CGEventGetFlags(event);
-        CGEventFlags updatedFlags = flags & ~flagToCheck;
-        if (updatedFlags != flags) {
-            CGEventSetFlags(event, updatedFlags);
-        }
-    }
-}
-
 /*
  * Class:     sun_lwawt_macosx_CRobot
  * Method:    keyEvent
@@ -331,10 +298,6 @@ Java_sun_lwawt_macosx_CRobot_keyEvent
         CGKeyCode keyCode = GetCGKeyCode(javaKeyCode);
         CGEventRef event = CGEventCreateKeyboardEvent(source, keyCode, keyPressed);
         if (event != NULL) {
-             // this assumes Robot isn't used to generate Fn key presses
-            clearStickyFlags(event, keyCode, kCGEventFlagMaskSecondaryFn);
-            // there is no NumPad key, so this won't hurt in any case
-            clearStickyFlags(event, keyCode, kCGEventFlagMaskNumericPad);
             CGEventPost(kCGHIDEventTap, event);
             CFRelease(event);
         }

src/java.desktop/macosx/native/libawt_lwawt/awt/CTextPipe.m

@@ -41,51 +41,6 @@ static const CGAffineTransform sInverseTX = { 1, 0, 0, -1, 0, 0 };
 #pragma mark --- CoreText Support ---
 
 
-// Translates a Unicode into a CGGlyph/CTFontRef pair
-// Returns the substituted font, and places the appropriate glyph into "glyphRef"
-CTFontRef JavaCT_CopyCTFallbackFontAndGlyphForUnicode
-(const AWTFont *font, const UTF16Char *charRef, CGGlyph *glyphRef, int count) {
-    CTFontRef fallback = JRSFontCreateFallbackFontForCharacters((CTFontRef)font->fFont, charRef, count);
-    if (fallback == NULL)
-    {
-        // use the original font if we somehow got duped into trying to fallback something we can't
-        fallback = (CTFontRef)font->fFont;
-        CFRetain(fallback);
-    }
-
-    CTFontGetGlyphsForCharacters(fallback, charRef, glyphRef, count);
-    return fallback;
-}
-
-// Translates a Java glyph code int (might be a negative unicode value) into a CGGlyph/CTFontRef pair
-// Returns the substituted font, and places the appropriate glyph into "glyph"
-CTFontRef JavaCT_CopyCTFallbackFontAndGlyphForJavaGlyphCode
-(const AWTFont *font, const jint glyphCode, CGGlyph *glyphRef)
-{
-    // negative glyph codes are really unicodes, which were placed there by the mapper
-    // to indicate we should use CoreText to substitute the character
-    if (glyphCode >= 0)
-    {
-        *glyphRef = glyphCode;
-        CFRetain(font->fFont);
-        return (CTFontRef)font->fFont;
-    }
-
-    UTF16Char character = -glyphCode;
-    return JavaCT_CopyCTFallbackFontAndGlyphForUnicode(font, &character, glyphRef, 1);
-}
-
-// Breakup a 32 bit unicode value into the component surrogate pairs
-void JavaCT_BreakupUnicodeIntoSurrogatePairs(int uniChar, UTF16Char charRef[]) {
-    int value = uniChar - 0x10000;
-    UTF16Char low_surrogate = (value & 0x3FF) | LO_SURROGATE_START;
-    UTF16Char high_surrogate = (((int)(value & 0xFFC00)) >> 10) | HI_SURROGATE_START;
-    charRef[0] = high_surrogate;
-    charRef[1] = low_surrogate;
-}
-
-
-
 /*
  * Callback for CoreText which uses the CoreTextProviderStruct to feed CT UniChars
  * We only use it for one-off lines, and don't attempt to fragment our strings
@@ -129,7 +84,7 @@ static NSDictionary* ctsDictionaryFor(const NSFont *font, BOOL useFractionalMetr
 // Itterates though each glyph, and if a transform is present for that glyph, apply it to the CGContext, and strike the glyph.
 // If there is no per-glyph transform, just strike the glyph. Advances must also be transformed on-the-spot as well.
 void JavaCT_DrawGlyphVector
-(const QuartzSDOps *qsdo, const AWTStrike *strike, const BOOL useSubstituion, const int uniChars[], const CGGlyph glyphs[], CGSize advances[], const jint g_gvTXIndicesAsInts[], const jdouble g_gvTransformsAsDoubles[], const CFIndex length)
+(const QuartzSDOps *qsdo, const AWTStrike *strike, const CGGlyph glyphs[], CGSize advances[], const jint g_gvTXIndicesAsInts[], const jdouble g_gvTransformsAsDoubles[], const CFIndex length)
 {
     CGPoint pt = { 0, 0 };
 
@@ -137,49 +92,12 @@ void JavaCT_DrawGlyphVector
     CGContextRef cgRef = qsdo->cgRef;
     CGAffineTransform ctmText = CGContextGetTextMatrix(cgRef);
 
-    BOOL saved = false;
-
     CGAffineTransform invTx = CGAffineTransformInvert(strike->fTx);
 
     NSInteger i;
     for (i = 0; i < length; i++)
     {
         CGGlyph glyph = glyphs[i];
-        int uniChar = uniChars[i];
-        // if we found a unichar instead of a glyph code, get the fallback font,
-        // find the glyph code for the fallback font, and set the font on the current context
-        if (uniChar != 0)
-        {
-            CTFontRef fallback;
-            if (uniChar > 0xFFFF) {
-                UTF16Char charRef[2];
-                JavaCT_BreakupUnicodeIntoSurrogatePairs(uniChar, charRef);
-                CGGlyph glyphTmp[2];
-                fallback = JavaCT_CopyCTFallbackFontAndGlyphForUnicode(strike->fAWTFont, (const UTF16Char *)&charRef, (CGGlyph *)&glyphTmp, 2);
-                glyph = glyphTmp[0];
-            } else {
-                const UTF16Char u = uniChar;
-                fallback = JavaCT_CopyCTFallbackFontAndGlyphForUnicode(strike->fAWTFont, &u, (CGGlyph *)&glyph, 1);
-            }
-            if (fallback) {
-                const CGFontRef cgFallback = CTFontCopyGraphicsFont(fallback, NULL);
-                CFRelease(fallback);
-
-                if (cgFallback) {
-                    if (!saved) {
-                        CGContextSaveGState(cgRef);
-                        saved = true;
-                    }
-                    CGContextSetFont(cgRef, cgFallback);
-                    CFRelease(cgFallback);
-                }
-            }
-        } else {
-            if (saved) {
-                CGContextRestoreGState(cgRef);
-                saved = false;
-            }
-        }
 
         // if we have per-glyph transformations
         int tin = (g_gvTXIndicesAsInts == NULL) ? -1 : (g_gvTXIndicesAsInts[i] - 1) * 6;
@@ -214,10 +132,6 @@ void JavaCT_DrawGlyphVector
         pt.y += advances[i].height;
 
     }
-    // reset the font on the context after striking a unicode with CoreText
-    if (saved) {
-        CGContextRestoreGState(cgRef);
-    }
 }
 
 // Using the Quartz Surface Data context, draw a hot-substituted character run
@@ -327,24 +241,16 @@ static jclass jc_StandardGlyphVector = NULL;
 // Checks the GlyphVector Java object for any transforms that were applied to individual characters. If none are present,
 // strike the glyphs immediately in Core Graphics. Otherwise, obtain the arrays, and defer to above.
 static inline void doDrawGlyphsPipe_checkForPerGlyphTransforms
-(JNIEnv *env, QuartzSDOps *qsdo, const AWTStrike *strike, jobject gVector, BOOL useSubstituion, int *uniChars, CGGlyph *glyphs, CGSize *advances, size_t length)
+(JNIEnv *env, QuartzSDOps *qsdo, const AWTStrike *strike, jobject gVector, CGGlyph *glyphs, CGSize *advances, size_t length)
 {
-    // if we have no character substitution, and no per-glyph transformations - strike now!
+    // if we have no per-glyph transformations - strike now!
     GET_SGV_CLASS();
     DECLARE_FIELD(jm_StandardGlyphVector_gti, jc_StandardGlyphVector, "gti", "Lsun/font/StandardGlyphVector$GlyphTransformInfo;");
     jobject gti = (*env)->GetObjectField(env, gVector, jm_StandardGlyphVector_gti);
     if (gti == 0)
     {
-        if (useSubstituion)
-        {
-            // quasi-simple case, substitution, but no per-glyph transforms
-            JavaCT_DrawGlyphVector(qsdo, strike, TRUE, uniChars, glyphs, advances, NULL, NULL, length);
-        }
-        else
-        {
-            // fast path, straight to CG without per-glyph transforms
-            CGContextShowGlyphsWithAdvances(qsdo->cgRef, glyphs, advances, length);
-        }
+        // fast path, straight to CG without per-glyph transforms
+        CGContextShowGlyphsWithAdvances(qsdo->cgRef, glyphs, advances, length);
         return;
     }
 
@@ -369,8 +275,8 @@ static inline void doDrawGlyphsPipe_checkForPerGlyphTransforms
         (*env)->DeleteLocalRef(env, g_gtiTXIndicesArray);
         return;
     }
-    // slowest case, we have per-glyph transforms, and possibly glyph substitution as well
-    JavaCT_DrawGlyphVector(qsdo, strike, useSubstituion, uniChars, glyphs, advances, g_gvTXIndicesAsInts, g_gvTransformsAsDoubles, length);
+    // slowest case, we have per-glyph transforms
+    JavaCT_DrawGlyphVector(qsdo, strike, glyphs, advances, g_gvTXIndicesAsInts, g_gvTransformsAsDoubles, length);
 
     (*env)->ReleasePrimitiveArrayCritical(env, g_gtiTransformsArray, g_gvTransformsAsDoubles, JNI_ABORT);
     (*env)->ReleasePrimitiveArrayCritical(env, g_gtiTXIndicesArray, g_gvTXIndicesAsInts, JNI_ABORT);
@@ -379,35 +285,11 @@ static inline void doDrawGlyphsPipe_checkForPerGlyphTransforms
     (*env)->DeleteLocalRef(env, g_gtiTXIndicesArray);
 }
 
-// Retrieves advances for translated unicodes
-// Uses "glyphs" as a temporary buffer for the glyph-to-unicode translation
-void JavaCT_GetAdvancesForUnichars
-(const NSFont *font, const int uniChars[], CGGlyph glyphs[], const size_t length, CGSize advances[])
-{
-    // cycle over each spot, and if we discovered a unicode to substitute, we have to calculate the advance for it
-    size_t i;
-    for (i = 0; i < length; i++)
-    {
-        UniChar uniChar = uniChars[i];
-        if (uniChar == 0) continue;
-
-        CGGlyph glyph = 0;
-        const CTFontRef fallback = JRSFontCreateFallbackFontForCharacters((CTFontRef)font, &uniChar, 1);
-        if (fallback) {
-            CTFontGetGlyphsForCharacters(fallback, &uniChar, &glyph, 1);
-            CTFontGetAdvancesForGlyphs(fallback, kCTFontDefaultOrientation, &glyph, &(advances[i]), 1);
-            CFRelease(fallback);
-        }
-
-        glyphs[i] = glyph;
-    }
-}
-
 // Fills the glyph buffer with glyphs from the GlyphVector object. Also checks to see if the glyph's positions have been
 // already caculated from GlyphVector, or we simply ask Core Graphics to make some advances for us. Pre-calculated positions
 // are translated into advances, since CG only understands advances.
 static inline void doDrawGlyphsPipe_fillGlyphAndAdvanceBuffers
-(JNIEnv *env, QuartzSDOps *qsdo, const AWTStrike *strike, jobject gVector, CGGlyph *glyphs, int *uniChars, CGSize *advances, size_t length, jintArray glyphsArray)
+(JNIEnv *env, QuartzSDOps *qsdo, const AWTStrike *strike, jobject gVector, CGGlyph *glyphs, CGSize *advances, size_t length, jintArray glyphsArray)
 {
     // fill the glyph buffer
     jint *glyphsAsInts = (*env)->GetPrimitiveArrayCritical(env, glyphsArray, NULL);
@@ -415,24 +297,10 @@ static inline void doDrawGlyphsPipe_fillGlyphAndAdvanceBuffers
         return;
     }
 
-    // if a glyph code from Java is negative, that means it is really a unicode value
-    // which we can use in CoreText to strike the character in another font
     size_t i;
-    BOOL complex = NO;
     for (i = 0; i < length; i++)
     {
-        jint code = glyphsAsInts[i];
-        if (code < 0)
-        {
-            complex = YES;
-            uniChars[i] = -code;
-            glyphs[i] = 0;
-        }
-        else
-        {
-            uniChars[i] = 0;
-            glyphs[i] = code;
-        }
+        glyphs[i] = glyphsAsInts[i];
     }
 
     (*env)->ReleasePrimitiveArrayCritical(env, glyphsArray, glyphsAsInts, JNI_ABORT);
@@ -483,15 +351,10 @@ static inline void doDrawGlyphsPipe_fillGlyphAndAdvanceBuffers
         // there were no pre-calculated positions from the glyph buffer on the Java side
         AWTFont *awtFont = strike->fAWTFont;
         CTFontGetAdvancesForGlyphs((CTFontRef)awtFont->fFont, kCTFontDefaultOrientation, glyphs, advances, length);
-
-        if (complex)
-        {
-            JavaCT_GetAdvancesForUnichars(awtFont->fFont, uniChars, glyphs, length, advances);
-        }
     }
 
     // continue on to the next stage of the pipe
-    doDrawGlyphsPipe_checkForPerGlyphTransforms(env, qsdo, strike, gVector, complex, uniChars, glyphs, advances, length);
+    doDrawGlyphsPipe_checkForPerGlyphTransforms(env, qsdo, strike, gVector, glyphs, advances, length);
 }
 
 // Obtains the glyph array to determine the number of glyphs we are dealing with. If we are dealing a large number of glyphs,
@@ -515,18 +378,16 @@ static inline void doDrawGlyphsPipe_getGlyphVectorLengthAndAlloc
     {
         // if we are small enough, fit everything onto the stack
         CGGlyph glyphs[length];
-        int uniChars[length];
         CGSize advances[length];
-        doDrawGlyphsPipe_fillGlyphAndAdvanceBuffers(env, qsdo, strike, gVector, glyphs, uniChars, advances, length, glyphsArray);
+        doDrawGlyphsPipe_fillGlyphAndAdvanceBuffers(env, qsdo, strike, gVector, glyphs, advances, length, glyphsArray);
     }
     else
     {
         // otherwise, we should malloc and free buffers for this large run
         CGGlyph *glyphs = (CGGlyph *)malloc(sizeof(CGGlyph) * length);
-        int *uniChars = (int *)malloc(sizeof(int) * length);
         CGSize *advances = (CGSize *)malloc(sizeof(CGSize) * length);
 
-        if (glyphs == NULL || uniChars == NULL || advances == NULL)
+        if (glyphs == NULL || advances == NULL)
         {
             (*env)->DeleteLocalRef(env, glyphsArray);
             [NSException raise:NSMallocException format:@"%s-%s:%d", __FILE__, __FUNCTION__, __LINE__];
@@ -534,10 +395,6 @@ static inline void doDrawGlyphsPipe_getGlyphVectorLengthAndAlloc
             {
                 free(glyphs);
             }
-            if (uniChars)
-            {
-                free(uniChars);
-            }
             if (advances)
             {
                 free(advances);
@@ -545,10 +402,9 @@ static inline void doDrawGlyphsPipe_getGlyphVectorLengthAndAlloc
             return;
         }
 
-        doDrawGlyphsPipe_fillGlyphAndAdvanceBuffers(env, qsdo, strike, gVector, glyphs, uniChars, advances, length, glyphsArray);
+        doDrawGlyphsPipe_fillGlyphAndAdvanceBuffers(env, qsdo, strike, gVector, glyphs, advances, length, glyphsArray);
 
         free(glyphs);
-        free(uniChars);
         free(advances);
     }
 

src/java.desktop/macosx/native/libawt_lwawt/awt/LWCToolkit.m

@@ -620,17 +620,6 @@ JNI_COCOA_EXIT(env);
     return result;
 }
 
-/*
- * Class:     sun_lwawt_macosx_LWCToolkit
- * Method:    isBlockingEventDispatchThread
- * Signature: ()Z
- */
-JNIEXPORT jboolean JNICALL Java_sun_lwawt_macosx_LWCToolkit_isBlockingEventDispatchThread
-        (JNIEnv *env, jclass clz)
-{
-    return ThreadUtilities.blockingEventDispatchThread;
-}
-
 /*
  * Class:     sun_lwawt_macosx_LWCToolkit
  * Method:    stopAWTRunLoop
@@ -643,8 +632,6 @@ JNI_COCOA_ENTER(env);
 
     AWTRunLoopObject* mediatorObject = (AWTRunLoopObject*)jlong_to_ptr(mediator);
 
-    if (mediatorObject == nil) return;
-
     [ThreadUtilities performOnMainThread:@selector(endRunLoop) on:mediatorObject withObject:nil waitUntilDone:NO];
 
     [mediatorObject release];
@@ -670,23 +657,6 @@ JNI_COCOA_ENTER(env);
 JNI_COCOA_EXIT(env);
 }
 
-/*
- * Class:     sun_lwawt_macosx_LWCToolkit
- * Method:    performOnMainThreadAndWait
- * Signature: (Ljava/lang/Runnable)V
- */
-JNIEXPORT void JNICALL Java_sun_lwawt_macosx_LWCToolkit_performOnMainThreadAndWait
-(JNIEnv *env, jclass clz, jobject runnable)
-{
-JNI_COCOA_ENTER(env);
-    jobject gRunnable = (*env)->NewGlobalRef(env, runnable);
-    CHECK_NULL(gRunnable);
-    [ThreadUtilities performOnMainThreadWaiting:YES block:^() {
-        JavaRunnable* performer = [[JavaRunnable alloc] initWithRunnable:gRunnable];
-        [performer perform];
-    }];
-JNI_COCOA_EXIT(env);
-}
 
 /*
  * Class:     sun_lwawt_macosx_LWCToolkit

src/java.desktop/macosx/native/libawt_lwawt/awt/a11y/CommonComponentAccessibility.m

@@ -126,7 +126,7 @@ static jobject sAccessibilityClass = NULL;
     /*
      * Here we should keep all the mapping between the accessibility roles and implementing classes
      */
-    rolesMap = [[NSMutableDictionary alloc] initWithCapacity:50];
+    rolesMap = [[NSMutableDictionary alloc] initWithCapacity:51];
 
     [rolesMap setObject:@"ButtonAccessibility" forKey:@"pushbutton"];
     [rolesMap setObject:@"ImageAccessibility" forKey:@"icon"];
@@ -158,6 +158,7 @@ static jobject sAccessibilityClass = NULL;
     [rolesMap setObject:@"TableAccessibility" forKey:@"table"];
     [rolesMap setObject:@"MenuBarAccessibility" forKey:@"menubar"];
     [rolesMap setObject:@"MenuAccessibility" forKey:@"menu"];
+    [rolesMap setObject:@"MenuItemAccessibility" forKey:@"menuitem"];
     [rolesMap setObject:@"MenuAccessibility" forKey:@"popupmenu"];
     [rolesMap setObject:@"ProgressIndicatorAccessibility" forKey:@"progressbar"];
 
@@ -185,11 +186,10 @@ static jobject sAccessibilityClass = NULL;
     [rolesMap setObject:IgnoreClassName forKey:@"viewport"];
     [rolesMap setObject:IgnoreClassName forKey:@"window"];
 
-    rowRolesMapForParent = [[NSMutableDictionary alloc] initWithCapacity:3];
+    rowRolesMapForParent = [[NSMutableDictionary alloc] initWithCapacity:2];
 
     [rowRolesMapForParent setObject:@"ListRowAccessibility" forKey:@"ListAccessibility"];
     [rowRolesMapForParent setObject:@"OutlineRowAccessibility" forKey:@"OutlineAccessibility"];
-    [rowRolesMapForParent setObject:@"MenuItemAccessibility" forKey:@"MenuAccessibility"];
 
     /*
      * Initialize CAccessibility instance
@@ -1186,25 +1186,7 @@ static jobject sAccessibilityClass = NULL;
 
 // NSAccessibilityActions methods
 
-- (BOOL)isEnableShowMenuEvent
-{
-    static NSNumber *sEnableShowContextMenuEvent = nil;
-    if (sEnableShowContextMenuEvent == nil) {
-        JNIEnv *env = [ThreadUtilities getJNIEnv];
-        GET_CACCESSIBILITY_CLASS_RETURN(NO);
-        DECLARE_STATIC_METHOD_RETURN(sjm_enableShowMenuEvent, sjc_CAccessibility, "isEnableShowContextMenuEvent", "()Z", NO);
-        sEnableShowContextMenuEvent = [[NSNumber alloc] initWithBool:(*env)->CallStaticBooleanMethod(env, sjc_CAccessibility, sjm_enableShowMenuEvent)];
-        CHECK_EXCEPTION();
-    }
-
-    return sEnableShowContextMenuEvent.boolValue;
-}
-
 - (BOOL)isAccessibilitySelectorAllowed:(SEL)selector {
-    if ([self isEnableShowMenuEvent] &&
-            [NSStringFromSelector(selector) isEqualToString:@"accessibilityPerformShowMenu"]) {
-        return YES;
-    }
     if ([sAllActionSelectors containsObject:NSStringFromSelector(selector)] &&
         ![[self actionSelectors] containsObject:NSStringFromSelector(selector)]) {
         return NO;
@@ -1221,14 +1203,6 @@ static jobject sAccessibilityClass = NULL;
 }
 
 - (BOOL)accessibilityPerformShowMenu {
-    if ([self isEnableShowMenuEvent]) {
-        JNIEnv *env = [ThreadUtilities getJNIEnv];
-        GET_CACCESSIBILITY_CLASS_RETURN(NO);
-        DECLARE_STATIC_METHOD_RETURN(sjm_accessibleShowContextMenuEvent, sjc_CAccessibility, "accessibleShowContextMenuEvent", "(Ljavax/accessibility/Accessible;Ljava/awt/Component;)V", NO);
-        (*env)->CallStaticVoidMethod(env, sjc_CAccessibility, sjm_accessibleShowContextMenuEvent, fAccessible, fComponent);
-        CHECK_EXCEPTION();
-        return YES;
-    }
     return [self accessiblePerformAction:NSAccessibilityShowMenuAction];
 }
 

src/java.desktop/macosx/native/libawt_lwawt/awt/a11y/MenuAccessibility.m

@@ -39,7 +39,7 @@
 
 - (BOOL)isAccessibilityElement
 {
-    return [[[self accessibilityParent] accessibilityRole] isEqualToString:NSAccessibilityComboBoxRole];
+    return YES;
 }
 
 @end

src/java.desktop/macosx/native/libawt_lwawt/font/AWTFont.m

@@ -1692,10 +1692,6 @@ static NSDictionary* prebuiltFamilyNames() {
              @"SourceCodePro-BoldIt" : @"Source Code Pro",
              @"SourceCodePro-It" : @"Source Code Pro",
              @"SourceCodePro-Regular" : @"Source Code Pro",
-             @"Inter-Bold": @"Inter",
-             @"Inter-BoldItalic": @"Inter",
-             @"Inter-Italic": @"Inter",
-             @"Inter-Regular": @"Inter",
              };
 }
 
@@ -3346,6 +3342,64 @@ Java_sun_awt_FontDescriptor_initIDs
 }
 #endif
 
+/*
+ * Class:     sun_font_CFont
+ * Method:    getCascadeList
+ * Signature: (JLjava/util/ArrayList;)V
+ */
+JNIEXPORT void JNICALL
+Java_sun_font_CFont_getCascadeList
+    (JNIEnv *env, jclass cls, jlong awtFontPtr, jobject arrayListOfString)
+{
+JNI_COCOA_ENTER(env);
+    jclass alc = (*env)->FindClass(env, "java/util/ArrayList");
+    if (alc == NULL) return;
+    jmethodID addMID = (*env)->GetMethodID(env, alc, "add", "(Ljava/lang/Object;)Z");
+    if (addMID == NULL) return;
+
+    CFIndex i;
+    AWTFont *awtFont = (AWTFont *)jlong_to_ptr(awtFontPtr);
+    NSFont* nsFont = awtFont->fFont;
+#ifdef DEBUG
+    CFStringRef base = CTFontCopyFullName((CTFontRef)nsFont);
+    NSLog(@"BaseFont is : %@", (NSString*)base);
+    CFRelease(base);
+#endif
+    bool anotherBaseFont = false;
+    if (awtFont->fFallbackBase != nil) {
+        nsFont = awtFont->fFallbackBase;
+        anotherBaseFont = true;
+    }
+    CTFontRef font = (CTFontRef)nsFont;
+    CFArrayRef codes = CFLocaleCopyISOLanguageCodes();
+
+    CFArrayRef fds = CTFontCopyDefaultCascadeListForLanguages(font, codes);
+    CFRelease(codes);
+    CFIndex cnt = CFArrayGetCount(fds);
+    for (i= anotherBaseFont ? -1 : 0; i<cnt; i++) {
+        CFStringRef fontname;
+        if (i < 0) {
+            fontname = CTFontCopyPostScriptName(font);
+        } else {
+            CTFontDescriptorRef ref = CFArrayGetValueAtIndex(fds, i);
+            fontname = CTFontDescriptorCopyAttribute(ref, kCTFontNameAttribute);
+        }
+#ifdef DEBUG
+        NSLog(@"Font is : %@", (NSString*)fontname);
+#endif
+        jstring jFontName = (jstring)NSStringToJavaString(env, fontname);
+        CFRelease(fontname);
+        (*env)->CallBooleanMethod(env, arrayListOfString, addMID, jFontName);
+        if ((*env)->ExceptionOccurred(env)) {
+            CFRelease(fds);
+            return;
+        }
+        (*env)->DeleteLocalRef(env, jFontName);
+    }
+    CFRelease(fds);
+JNI_COCOA_EXIT(env);
+}
+
 static CFStringRef EMOJI_FONT_NAME = CFSTR("Apple Color Emoji");
 
 bool IsEmojiFont(CTFontRef font)

src/java.desktop/macosx/native/libawt_lwawt/font/AWTStrike.m

@@ -28,7 +28,6 @@
 #import "sun_font_CStrikeDisposer.h"
 #import "CGGlyphImages.h"
 #import "CGGlyphOutlines.h"
-#import "CoreTextSupport.h"
 #import "JNIUtilities.h"
 #include "fontscalerdefs.h"
 #import "LWCToolkit.h"
@@ -160,12 +159,8 @@ JNI_COCOA_ENTER(env);
     AWTStrike *awtStrike = (AWTStrike *)jlong_to_ptr(awtStrikePtr);
     AWTFont *awtFont = awtStrike->fAWTFont;
 
-    // negative glyph codes are really unicodes, which were placed there by the mapper
-    // to indicate we should use CoreText to substitute the character
-    CGGlyph glyph;
-    const CTFontRef fallback = CTS_CopyCTFallbackFontAndGlyphForJavaGlyphCode(awtFont, glyphCode, &glyph);
-    CGGlyphImages_GetGlyphMetrics(fallback, &awtStrike->fAltTx, awtStrike->fSize, awtStrike->fStyle, &glyph, 1, NULL, &advance, IS_OSX_GT10_14);
-    CFRelease(fallback);
+    CGGlyph glyph = glyphCode;
+    CGGlyphImages_GetGlyphMetrics((CTFontRef)awtFont->fFont, &awtStrike->fAltTx, awtStrike->fSize, awtStrike->fStyle, &glyph, 1, NULL, &advance, IS_OSX_GT10_14);
     advance = CGSizeApplyAffineTransform(advance, awtStrike->fFontTx);
     if (!JRSFontStyleUsesFractionalMetrics(awtStrike->fStyle)) {
         advance.width = round(advance.width);
@@ -195,14 +190,9 @@ JNI_COCOA_ENTER(env);
     tx.tx += x;
     tx.ty += y;
 
-    // negative glyph codes are really unicodes, which were placed there by the mapper
-    // to indicate we should use CoreText to substitute the character
-    CGGlyph glyph;
-    const CTFontRef fallback = CTS_CopyCTFallbackFontAndGlyphForJavaGlyphCode(awtFont, glyphCode, &glyph);
-
+    CGGlyph glyph = glyphCode;
     CGRect bbox;
-    CGGlyphImages_GetGlyphMetrics(fallback, &tx, awtStrike->fSize, awtStrike->fStyle, &glyph, 1, &bbox, NULL, IS_OSX_GT10_14);
-    CFRelease(fallback);
+    CGGlyphImages_GetGlyphMetrics((CTFontRef)awtFont->fFont, &tx, awtStrike->fSize, awtStrike->fStyle, &glyph, 1, &bbox, NULL, IS_OSX_GT10_14);
 
     // the origin of this bounding box is relative to the bottom-left corner baseline
     CGFloat decender = -bbox.origin.y;
@@ -251,14 +241,12 @@ AWT_FONT_CLEANUP_CHECK(awtfont);
     tx.tx += xPos;
     tx.ty += yPos;
 
-    // get the right font and glyph for this "Java GlyphCode"
-
-    CGGlyph glyph;
-    const CTFontRef font = CTS_CopyCTFallbackFontAndGlyphForJavaGlyphCode(awtfont, glyphCode, &glyph);
+    CGGlyph glyph = glyphCode;
+    NSFont *font = awtfont->fFont;
 
     // get the advance of this glyph
     CGSize advance;
-    CTFontGetAdvancesForGlyphs(font, kCTFontDefaultOrientation, &glyph, &advance, 1);
+    CTFontGetAdvancesForGlyphs((CTFontRef)font, kCTFontDefaultOrientation, &glyph, &advance, 1);
 
     // Create AWTPath
     path = AWTPathCreate(CGSizeMake(xPos, yPos));
@@ -267,8 +255,7 @@ AWT_FONT_CLEANUP_CHECK(path);
     // Get the paths
     tx = awtStrike->fTx;
     tx = CGAffineTransformConcat(tx, sInverseTX);
-    AWTGetGlyphOutline(&glyph, (NSFont *)font, &advance, &tx, 0, 1, &path);
-    CFRelease(font);
+    AWTGetGlyphOutline(&glyph, font, &advance, &tx, 0, 1, &path);
 
     pointCoords = (*env)->NewFloatArray(env, path->fNumberOfDataElements);
 AWT_FONT_CLEANUP_CHECK(pointCoords);
@@ -322,19 +309,14 @@ JNIEXPORT void JNICALL Java_sun_font_CStrike_getNativeGlyphOutlineBounds
     AWT_FONT_CLEANUP_SETUP;
     AWT_FONT_CLEANUP_CHECK(awtfont);
 
-    // get the right font and glyph for this "Java GlyphCode"
-    CGGlyph glyph;
-    const CTFontRef font = CTS_CopyCTFallbackFontAndGlyphForJavaGlyphCode(
-            awtfont, glyphCode, &glyph);
-
+    CGGlyph glyph = glyphCode;
     CGRect bbox = CTFontGetBoundingRectsForGlyphs(
-        font, kCTFontOrientationDefault, &glyph, NULL, 1);
+        (CTFontRef)awtfont->fFont, kCTFontOrientationDefault, &glyph, NULL, 1);
 
     CGAffineTransform tx = CGAffineTransformConcat(awtStrike->fTx,
                                                    sInverseTX);
 
     bbox =  CGRectApplyAffineTransform (bbox, tx);
-    CFRelease(font);
     jfloat *rawRectData =
         (*env)->GetPrimitiveArrayCritical(env, rectData, NULL);
 

src/java.desktop/macosx/native/libawt_lwawt/font/CCharToGlyphMapper.m

@@ -29,7 +29,6 @@
 #import "CoreTextSupport.h"
 
 #import "sun_font_CCharToGlyphMapper.h"
-#import "sun_font_CCompositeGlyphMapper.h"
 
 /*
  * Class:     sun_font_CCharToGlyphMapper
@@ -114,28 +113,3 @@ JNI_COCOA_ENTER(env);
 
 JNI_COCOA_EXIT(env);
 }
-
-/*
- * Class:     sun_font_CCompositeGlyphMapper
- * Method:    nativeCodePointToGlyph
- * Signature: (JI[Ljava/lang/String;)I
- */
-JNIEXPORT jint JNICALL
-Java_sun_font_CCompositeGlyphMapper_nativeCodePointToGlyph
-(JNIEnv *env, jclass clazz, jlong awtFontPtr, jint codePoint, jobjectArray resultArray)
-{
-JNI_COCOA_ENTER(env);
-    AWTFont *awtFont = (AWTFont *)jlong_to_ptr(awtFontPtr);
-    CFStringRef fontNames[] = {NULL, NULL};
-    CGGlyph glyph = CTS_CopyGlyphAndFontNamesForCodePoint(awtFont, (UnicodeScalarValue)codePoint, fontNames);
-    if (glyph > 0) {
-        jstring fontName = NSStringToJavaString(env, (NSString *)fontNames[0]);
-        (*env)->SetObjectArrayElement(env, resultArray, 0, fontName);
-        jstring fontFamilyName = NSStringToJavaString(env, (NSString *)fontNames[1]);
-        (*env)->SetObjectArrayElement(env, resultArray, 1, fontFamilyName);
-    }
-    if (fontNames[0]) CFRelease(fontNames[0]);
-    if (fontNames[1]) CFRelease(fontNames[1]);
-    return glyph;
-JNI_COCOA_EXIT(env);
-}

src/java.desktop/macosx/native/libawt_lwawt/font/CGGlyphImages.m

@@ -27,7 +27,6 @@
 
 #import "JNIUtilities.h"
 #import "CGGlyphImages.h"
-#import "CoreTextSupport.h"
 #import "fontscalerdefs.h" // contains the definition of GlyphInfo struct
 
 #import "sun_awt_SunHints.h"
@@ -739,78 +738,6 @@ CGGI_CreateImageForGlyph
 /*
  * CoreText path...
  */
-static inline GlyphInfo *
-CGGI_CreateImageForUnicode
-    (CGGI_GlyphCanvas *canvas, const AWTStrike *strike,
-     const CGGI_RenderingMode *mode, const UnicodeScalarValue uniChar,
-     const bool isCatalinaOrAbove)
-{
-    // save the graphics state
-    CGContextSaveGState(canvas->context);
-    // text matrix is not considered part of graphics state
-    CGAffineTransform originalTx = CGContextGetTextMatrix(canvas->context);
-
-    // get the glyph, measure it using CG
-    CGGlyph glyph;
-    CTFontRef fallback;
-    if (uniChar > 0xFFFF) {
-        UTF16Char charRef[2];
-        CTS_BreakupUnicodeIntoSurrogatePairs(uniChar, charRef);
-        CGGlyph glyphTmp[2];
-        fallback = CTS_CopyCTFallbackFontAndGlyphForUnicode(strike->fAWTFont, (const UTF16Char *)&charRef, (CGGlyph *)&glyphTmp, 2);
-        glyph = glyphTmp[0];
-    } else {
-        UTF16Char charRef;
-        charRef = (UTF16Char) uniChar; // truncate.
-        fallback = CTS_CopyCTFallbackFontAndGlyphForUnicode(strike->fAWTFont, (const UTF16Char *)&charRef, &glyph, 1);
-    }
-
-    JRSFontRenderingStyle style = JRSFontAlignStyleForFractionalMeasurement(strike->fStyle);
-
-    CGGI_GlyphInfoDescriptor *glyphDescriptor = CGGI_GetGlyphInfoDescriptor(mode, fallback);
-
-    bool subpixelResolution = mode->subpixelResolution && glyphDescriptor == &grey;
-
-    CGRect bbox;
-    CGSize advance;
-    CGGlyphImages_GetGlyphMetrics(fallback, &strike->fTx, strike->fSize, style, &glyph, 1, &bbox, &advance, isCatalinaOrAbove);
-
-
-    // create the Sun2D GlyphInfo we are going to strike into
-    GlyphInfo *info = CGGI_CreateNewGlyphInfoFrom(advance, bbox, strike, glyphDescriptor, subpixelResolution);
-
-    // fix the context size, just in case the substituted character is unexpectedly large
-    CGGI_SizeCanvas(canvas, info->width * info->subpixelResolutionX, info->height * info->subpixelResolutionY, mode);
-
-    // align the transform for the real CoreText strike
-    CGContextSetTextMatrix(canvas->context, strike->fAltTx);
-
-    const CGFontRef cgFallback = CTFontCopyGraphicsFont(fallback, NULL);
-    CGContextSetFont(canvas->context, cgFallback);
-    CFRelease(cgFallback);
-
-    // clean the canvas - align, strike, and copy the glyph from the canvas into the info
-    CGGI_CreateImageForGlyph(canvas, glyph, info, glyphDescriptor, strike, fallback, isCatalinaOrAbove);
-
-    // restore graphics state
-    CGContextRestoreGState(canvas->context);
-    CGContextSetTextMatrix(canvas->context, originalTx);
-
-    CFRelease(fallback);
-#ifdef CGGI_DEBUG
-    DUMP_GLYPHINFO(info);
-#endif
-
-#ifdef CGGI_DEBUG_DUMP
-    DUMP_IMG_PIXELS("CGGI Canvas", canvas->image);
-#if 0
-    PRINT_CGSTATES_INFO(NULL);
-#endif
-#endif
-
-    return info;
-}
-
 
 #pragma mark --- GlyphInfo Filling and Canvas Managment ---
 
@@ -825,7 +752,6 @@ CGGI_FillImagesForGlyphsWithSizedCanvas(CGGI_GlyphCanvas *canvas,
                                         const AWTStrike *strike,
                                         const CGGI_RenderingMode *mode,
                                         jlong glyphInfos[],
-                                        const UnicodeScalarValue uniChars[],
                                         const CGGlyph glyphs[],
                                         const CFIndex len)
 {
@@ -838,13 +764,8 @@ CGGI_FillImagesForGlyphsWithSizedCanvas(CGGI_GlyphCanvas *canvas,
     CFIndex i;
     for (i = 0; i < len; i++) {
         GlyphInfo *info = (GlyphInfo *)jlong_to_ptr(glyphInfos[i]);
-        if (info != NULL) {
-            CGGI_CreateImageForGlyph(canvas, glyphs[i], info, mode->mainFontDescriptor,
-                                     strike, (CTFontRef)strike->fAWTFont->fFont, isMojaveOrAbove);
-        } else {
-            info = CGGI_CreateImageForUnicode(canvas, strike, mode, uniChars[i], isMojaveOrAbove);
-            glyphInfos[i] = ptr_to_jlong(info);
-        }
+        CGGI_CreateImageForGlyph(canvas, glyphs[i], info, mode->mainFontDescriptor,
+                                 strike, (CTFontRef)strike->fAWTFont->fFont, isMojaveOrAbove);
 #ifdef CGGI_DEBUG
         DUMP_GLYPHINFO(info);
 #endif
@@ -879,7 +800,7 @@ static NSString *threadLocalLCDCanvasKey =
 static inline void
 CGGI_FillImagesForGlyphs(jlong *glyphInfos, const AWTStrike *strike,
                          const CGGI_RenderingMode *mode,
-                         const UnicodeScalarValue uniChars[], const CGGlyph glyphs[],
+                         const CGGlyph glyphs[],
                          const size_t maxWidth, const size_t maxHeight,
                          const CFIndex len)
 {
@@ -889,8 +810,7 @@ CGGI_FillImagesForGlyphs(jlong *glyphInfos, const AWTStrike *strike,
         CGGI_GlyphCanvas *tmpCanvas = [[CGGI_GlyphCanvas alloc] init];
         CGGI_InitCanvas(tmpCanvas, maxWidth, maxHeight, mode);
         CGGI_FillImagesForGlyphsWithSizedCanvas(tmpCanvas, strike,
-                mode, glyphInfos, uniChars,
-                glyphs, len);
+                mode, glyphInfos, glyphs, len);
         CGGI_FreeCanvas(tmpCanvas);
 
         [tmpCanvas release];
@@ -910,7 +830,7 @@ CGGI_FillImagesForGlyphs(jlong *glyphInfos, const AWTStrike *strike,
 
     CGGI_SizeCanvas(canvas, maxWidth, maxHeight, mode);
     CGGI_FillImagesForGlyphsWithSizedCanvas(canvas, strike, mode,
-                                            glyphInfos, uniChars, glyphs, len);
+                                            glyphInfos, glyphs, len);
 }
 
 /*
@@ -926,7 +846,7 @@ CGGI_FillImagesForGlyphs(jlong *glyphInfos, const AWTStrike *strike,
 static inline void
 CGGI_CreateGlyphInfos(jlong *glyphInfos, const AWTStrike *strike,
                       const CGGI_RenderingMode *mode,
-                      const UnicodeScalarValue uniChars[], const CGGlyph glyphs[],
+                      const CGGlyph glyphs[],
                       CGSize advances[], CGRect bboxes[], const CFIndex len)
 {
     AWTFont *font = strike->fAWTFont;
@@ -941,12 +861,6 @@ CGGI_CreateGlyphInfos(jlong *glyphInfos, const AWTStrike *strike,
     CFIndex i;
     for (i = 0; i < len; i++)
     {
-        if (uniChars[i] != 0)
-        {
-            glyphInfos[i] = 0L;
-            continue; // will be handled later
-        }
-
         CGSize advance = advances[i];
         CGRect bbox = bboxes[i];
 
@@ -963,41 +877,29 @@ CGGI_CreateGlyphInfos(jlong *glyphInfos, const AWTStrike *strike,
         glyphInfos[i] = ptr_to_jlong(glyphInfo);
     }
 
-    CGGI_FillImagesForGlyphs(glyphInfos, strike, mode, uniChars,
+    CGGI_FillImagesForGlyphs(glyphInfos, strike, mode,
                              glyphs, maxWidth, maxHeight, len);
 }
 
 
 #pragma mark --- Temporary Buffer Allocations and Initialization ---
 
-/*
- * This stage separates the already valid glyph codes from the unicode values
- * that need special handling - the rawGlyphCodes array is no longer used
- * after this stage.
- */
 static void
-CGGI_CreateGlyphsAndScanForComplexities(jlong *glyphInfos,
-                                        const AWTStrike *strike,
-                                        const CGGI_RenderingMode *mode,
-                                        jint rawGlyphCodes[],
-                                        UnicodeScalarValue uniChars[], CGGlyph glyphs[],
-                                        CGSize advances[], CGRect bboxes[],
-                                        const CFIndex len)
+CGGI_CreateGlyphs(jlong *glyphInfos,
+                  const AWTStrike *strike,
+                  const CGGI_RenderingMode *mode,
+                  jint rawGlyphCodes[],
+                  CGGlyph glyphs[],
+                  CGSize advances[], CGRect bboxes[],
+                  const CFIndex len)
 {
     CFIndex i;
     for (i = 0; i < len; i++) {
-        jint code = rawGlyphCodes[i];
-        if (code < 0) {
-            glyphs[i] = 0;
-            uniChars[i] = -code;
-        } else {
-            glyphs[i] = code;
-            uniChars[i] = 0;
-        }
+        glyphs[i] = rawGlyphCodes[i];
     }
 
     CGGI_CreateGlyphInfos(glyphInfos, strike, mode,
-                          uniChars, glyphs, advances, bboxes, len);
+                          glyphs, advances, bboxes, len);
 
 #ifdef CGGI_DEBUG_HIT_COUNT
     static size_t hitCount = 0;
@@ -1023,31 +925,29 @@ CGGlyphImages_GetGlyphImagePtrs(jlong glyphInfos[],
         CGRect bboxes[len];
         CGSize advances[len];
         CGGlyph glyphs[len];
-        UnicodeScalarValue uniChars[len];
 
-        CGGI_CreateGlyphsAndScanForComplexities(glyphInfos, strike, &mode,
-                                                rawGlyphCodes, uniChars, glyphs,
-                                                advances, bboxes, len);
+        CGGI_CreateGlyphs(glyphInfos, strike, &mode,
+                          rawGlyphCodes, glyphs,
+                          advances, bboxes, len);
 
         return;
     }
 
     // just do one malloc, and carve it up for all the buffers
-    void *buffer = malloc(sizeof(CGRect) * sizeof(CGSize) *
-                          sizeof(CGGlyph) * sizeof(UnicodeScalarValue) * len);
+    void *buffer = malloc((sizeof(CGRect) + sizeof(CGSize) + sizeof(CGGlyph)) *
+                          len);
     if (buffer == NULL) {
         [[NSException exceptionWithName:NSMallocException
             reason:@"Failed to allocate memory for the temporary glyph strike and measurement buffers." userInfo:nil] raise];
     }
 
     CGRect *bboxes = (CGRect *)(buffer);
-    CGSize *advances = (CGSize *)(bboxes + sizeof(CGRect) * len);
-    CGGlyph *glyphs = (CGGlyph *)(advances + sizeof(CGGlyph) * len);
-    UnicodeScalarValue *uniChars = (UnicodeScalarValue *)(glyphs + sizeof(UnicodeScalarValue) * len);
+    CGSize *advances = (CGSize *)(bboxes + len);
+    CGGlyph *glyphs = (CGGlyph *)(advances + len);
 
-    CGGI_CreateGlyphsAndScanForComplexities(glyphInfos, strike, &mode,
-                                            rawGlyphCodes, uniChars, glyphs,
-                                            advances, bboxes, len);
+    CGGI_CreateGlyphs(glyphInfos, strike, &mode,
+                      rawGlyphCodes, glyphs,
+                      advances, bboxes, len);
 
     free(buffer);
 }

src/java.desktop/macosx/native/libawt_lwawt/font/CoreTextSupport.h

@@ -31,37 +31,13 @@
 
 #pragma mark --- CoreText Support ---
 
-#define HI_SURROGATE_START 0xD800
-#define HI_SURROGATE_END   0xDBFF
-#define LO_SURROGATE_START 0xDC00
-#define LO_SURROGATE_END   0xDFFF
-
 /*
  *    Transform Unicode characters into glyphs.
  *
- *    Fills the "glyphsAsInts" array with the glyph codes for the current font,
- *    or the negative unicode value if we know the character can be hot-substituted.
- *
- *    This is the heart of "Universal Font Substitution" in Java.
+ *    Fills the "glyphsAsInts" array with the glyph codes for the current font.
  */
 void CTS_GetGlyphsAsIntsForCharacters(const AWTFont *font, const UniChar unicodes[], CGGlyph glyphs[], jint glyphsAsInts[], const size_t count);
 
-// Translates a Java glyph code int (might be a negative unicode value) into a CGGlyph/CTFontRef pair
-// Returns the substituted font, and places the appropriate glyph into "glyph"
-CTFontRef CTS_CopyCTFallbackFontAndGlyphForJavaGlyphCode(const AWTFont *font, const jint glyphCode, CGGlyph *glyphRef);
-
-// Translates a Unicode into a CGGlyph/CTFontRef pair
-// Returns the substituted font, and places the appropriate glyph into "glyphRef"
-CTFontRef CTS_CopyCTFallbackFontAndGlyphForUnicode(const AWTFont *font, const UTF16Char *charRef, CGGlyph *glyphRef, int count);
-
-// Transform a single Unicode character code into glyph code.
-// Names of the relevant font are also returned, if the substitution is used.
-// Non-null components of fontNames array should always be released by the calling code, regardless of the returned value.
-CGGlyph CTS_CopyGlyphAndFontNamesForCodePoint(const AWTFont *font, const UnicodeScalarValue codePoint, CFStringRef fontNames[]);
-
-// Breakup a 32 bit unicode value into the component surrogate pairs
-void CTS_BreakupUnicodeIntoSurrogatePairs(int uniChar, UTF16Char charRef[]);
-
 
 // Basic struct that holds everything CoreText is interested in
 typedef struct CTS_ProviderStruct {

src/java.desktop/macosx/native/libawt_lwawt/font/CoreTextSupport.m

@@ -88,161 +88,18 @@ ReleaseCTStateDictionary(CFDictionaryRef ctStateDict)
     CFRelease(ctStateDict); // GC
 }
 
-void GetFontsAndGlyphsForCharacters(CTFontRef font, CTFontRef fallbackBase,
-                                    const UniChar unicodes[], CGGlyph glyphs[], jint glyphsAsInts[],
-                                    CTFontRef actualFonts[], const size_t count)
-{
-    CTFontGetGlyphsForCharacters(font, unicodes, glyphs, count);
-    if (!fallbackBase) fallbackBase = font;
-    size_t i;
-    for (i = 0; i < count; i++) {
-        UniChar unicode = unicodes[i];
-        UniChar nextUnicode = (i+1) < count ? unicodes[i+1] : 0;
-        bool surrogatePair = unicode >= HI_SURROGATE_START && unicode <= HI_SURROGATE_END
-                             && nextUnicode >= LO_SURROGATE_START && nextUnicode <= LO_SURROGATE_END;
-
-        CGGlyph glyph = glyphs[i];
-        if (glyph > 0) {
-            glyphsAsInts[i] = glyph;
-            if (surrogatePair) i++;
-            continue;
-        }
-
-        const CTFontRef fallback = JRSFontCreateFallbackFontForCharacters(fallbackBase, &unicodes[i], surrogatePair ? 2 : 1);
-        if (fallback) {
-            CTFontGetGlyphsForCharacters(fallback, &unicodes[i], &glyphs[i], surrogatePair ? 2 : 1);
-            glyph = glyphs[i];
-            if (actualFonts && glyph > 0) {
-                actualFonts[i] = fallback;
-            } else {
-                CFRelease(fallback);
-            }
-        }
-
-        if (glyph > 0) {
-            int codePoint = surrogatePair ? (((int)(unicode - HI_SURROGATE_START)) << 10)
-                                            + nextUnicode - LO_SURROGATE_START + 0x10000 : unicode;
-            glyphsAsInts[i] = -codePoint; // set the glyph code to the negative unicode value
-        } else {
-            glyphsAsInts[i] = 0; // CoreText couldn't find a glyph for this character either
-        }
-        if (surrogatePair) i++;
-    }
-}
-
 /*
  *    Transform Unicode characters into glyphs.
  *
- *    Fills the "glyphsAsInts" array with the glyph codes for the current font,
- *    or the negative unicode value if we know the character can be hot-substituted.
- *
- *    This is the heart of "Universal Font Substitution" in Java.
+ *    Fills the "glyphsAsInts" array with the glyph codes for the current font.
  */
 void CTS_GetGlyphsAsIntsForCharacters
 (const AWTFont *font, const UniChar unicodes[], CGGlyph glyphs[], jint glyphsAsInts[], const size_t count)
 {
-    GetFontsAndGlyphsForCharacters((CTFontRef)font->fFont, (CTFontRef)font->fFallbackBase,
-                                   unicodes, glyphs, glyphsAsInts, NULL, count);
-}
+    CTFontGetGlyphsForCharacters((CTFontRef)font->fFont, unicodes, glyphs, count);
 
-/*
- *   Returns glyph code for a given Unicode character.
- *   Names of the corresponding substituted font are also returned if substitution is performed.
- */
-CGGlyph CTS_CopyGlyphAndFontNamesForCodePoint
-(const AWTFont *font, const UnicodeScalarValue codePoint, CFStringRef fontNames[])
-{
-    CTFontRef fontRef = (CTFontRef)font->fFont;
-    CTFontRef fallbackBase = (CTFontRef)font->fFallbackBase;
-    int count = codePoint >= 0x10000 ? 2 : 1;
-    UTF16Char unicodes[count];
-    if (count == 1) {
-        unicodes[0] = (UTF16Char)codePoint;
-    } else {
-        CTS_BreakupUnicodeIntoSurrogatePairs(codePoint, unicodes);
-    }
-    CGGlyph glyphs[count];
-    jint glyphsAsInts[count];
-    CTFontRef actualFonts[count];
-    GetFontsAndGlyphsForCharacters(fontRef, fallbackBase, unicodes, glyphs, glyphsAsInts, actualFonts, count);
-    CGGlyph glyph = glyphs[0];
-    bool substitutionHappened = glyphsAsInts[0] < 0;
-    if (glyph > 0 && substitutionHappened) {
-        CTFontRef actualFont = actualFonts[0];
-        CFStringRef fontName = CTFontCopyPostScriptName(actualFont);
-        CFStringRef familyName = CTFontCopyFamilyName(actualFont);
-        CFRelease(actualFont);
-        fontNames[0] = fontName;
-        fontNames[1] = familyName;
-        if (!fontName || !familyName) glyph = 0;
-    }
-    return glyph;
-}
-
-/*
- * Translates a Unicode into a CGGlyph/CTFontRef pair
- * Returns the substituted font, and places the appropriate glyph into "glyphRef"
- */
-CTFontRef CTS_CopyCTFallbackFontAndGlyphForUnicode
-(const AWTFont *font, const UTF16Char *charRef, CGGlyph *glyphRef, int count) {
-    CTFontRef primary = (CTFontRef)font->fFont;
-    CTFontRef fallbackBase = (CTFontRef)font->fFallbackBase;
-    if (fallbackBase) {
-        CTFontGetGlyphsForCharacters(primary, charRef, glyphRef, count);
-        if (glyphRef[0] > 0) {
-            CFRetain(primary);
-            return primary;
-        }
-    } else {
-        fallbackBase = primary;
-    }
-    CTFontRef fallback = JRSFontCreateFallbackFontForCharacters(fallbackBase, charRef, count);
-    if (fallback == NULL)
-    {
-        // use the original font if we somehow got duped into trying to fallback something we can't
-        fallback = (CTFontRef)font->fFont;
-        CFRetain(fallback);
-    }
-
-    CTFontGetGlyphsForCharacters(fallback, charRef, glyphRef, count);
-    return fallback;
-}
-
-/*
- * Translates a Java glyph code int (might be a negative unicode value) into a CGGlyph/CTFontRef pair
- * Returns the substituted font, and places the appropriate glyph into "glyphRef"
- */
-CTFontRef CTS_CopyCTFallbackFontAndGlyphForJavaGlyphCode
-(const AWTFont *font, const jint glyphCode, CGGlyph *glyphRef)
-{
-    // negative glyph codes are really unicodes, which were placed there by the mapper
-    // to indicate we should use CoreText to substitute the character
-    if (glyphCode >= 0)
-    {
-        *glyphRef = glyphCode;
-        CFRetain(font->fFont);
-        return (CTFontRef)font->fFont;
-    }
-
-    int codePoint = -glyphCode;
-    if (codePoint >= 0x10000) {
-        UTF16Char chars[2];
-        CGGlyph glyphs[2];
-        CTS_BreakupUnicodeIntoSurrogatePairs(codePoint, chars);
-        CTFontRef result = CTS_CopyCTFallbackFontAndGlyphForUnicode(font, chars, glyphs, 2);
-        *glyphRef = glyphs[0];
-        return result;
-    } else {
-        UTF16Char character = codePoint;
-        return CTS_CopyCTFallbackFontAndGlyphForUnicode(font, &character, glyphRef, 1);
+    size_t i;
+    for (i = 0; i < count; i++) {
+        glyphsAsInts[i] = glyphs[i];
     }
 }
-
-// Breakup a 32 bit unicode value into the component surrogate pairs
-void CTS_BreakupUnicodeIntoSurrogatePairs(int uniChar, UTF16Char charRef[]) {
-    int value = uniChar - 0x10000;
-    UTF16Char low_surrogate = (value & 0x3FF) | LO_SURROGATE_START;
-    UTF16Char high_surrogate = (((int)(value & 0xFFC00)) >> 10) | HI_SURROGATE_START;
-    charRef[0] = high_surrogate;
-    charRef[1] = low_surrogate;
-}

src/java.desktop/macosx/native/libosxapp/ThreadUtilities.h

@@ -127,13 +127,6 @@ do {                                  \
 __attribute__((visibility("default")))
 @interface ThreadUtilities : NSObject { } /* Extend NSObject so can call performSelectorOnMainThread */
 
-/*
- * When a blocking performSelectorOnMainThread is executed from the EventDispatch thread,
- * and the executed code triggers an opposite blocking a11y call (via LWCToolkit.invokeAndWait)
- * this is a deadlock case, and then this property is used to discard LWCToolkit.invokeAndWait.
- */
-@property (class, nonatomic, readonly) BOOL blockingEventDispatchThread;
-
 + (JNIEnv*)getJNIEnv;
 + (JNIEnv*)getJNIEnvUncached;
 + (void)detachCurrentThread;

src/java.desktop/macosx/native/libosxapp/ThreadUtilities.m

@@ -50,24 +50,6 @@ static inline void attachCurrentThread(void** env) {
 
 @implementation ThreadUtilities
 
-static BOOL _blockingEventDispatchThread = NO;
-static long eventDispatchThreadPtr = (long)nil;
-
-static BOOL isEventDispatchThread() {
-    return (long)[NSThread currentThread] == eventDispatchThreadPtr;
-}
-
-// The [blockingEventDispatchThread] property is readonly, so we implement a private setter
-static void setBlockingEventDispatchThread(BOOL value) {
-    assert([NSThread isMainThread]);
-    _blockingEventDispatchThread = value;
-}
-
-+ (BOOL) blockingEventDispatchThread {
-    assert([NSThread isMainThread]);
-    return _blockingEventDispatchThread;
-}
-
 + (void)initialize {
     /* All the standard modes plus ours */
     javaModes = [[NSArray alloc] initWithObjects:NSDefaultRunLoopMode,
@@ -100,10 +82,10 @@ AWT_ASSERT_APPKIT_THREAD;
 }
 
 /* This is needed because we can't directly pass a block to
- * performSelectorOnMainThreadWaiting:..waitUntilDone:YES.. since it expects a selector
+ * performSelectorOnMainThreadWaiting .. since it expects a selector
  */
 + (void)invokeBlock:(void (^)())block {
-    block();
+  block();
 }
 
 /*
@@ -134,19 +116,7 @@ AWT_ASSERT_APPKIT_THREAD;
     if ([NSThread isMainThread] && wait == YES) {
         [target performSelector:aSelector withObject:arg];
     } else {
-        if (wait && isEventDispatchThread()) {
-            void (^block)(void) = ^{
-                setBlockingEventDispatchThread(YES);
-                @try {
-                    [target performSelector:aSelector withObject:arg];
-                } @finally {
-                    setBlockingEventDispatchThread(NO);
-                }
-            };
-            [self performSelectorOnMainThread:@selector(invokeBlock:) withObject:block waitUntilDone:YES modes:javaModes];
-        } else {
-            [target performSelectorOnMainThread:aSelector withObject:arg waitUntilDone:wait modes:javaModes];
-        }
+        [target performSelectorOnMainThread:aSelector withObject:arg waitUntilDone:wait modes:javaModes];
     }
 }
 
@@ -173,16 +143,3 @@ JNIEXPORT jboolean JNICALL Java_sun_lwawt_macosx_CThreading_isMainThread
     return [NSThread isMainThread];
 }
 
-/*
- * Class:     sun_awt_AWTThreading
- * Method:    notifyEventDispatchThreadStartedNative
- * Signature: ()V
- */
-JNIEXPORT void JNICALL Java_sun_awt_AWTThreading_notifyEventDispatchThreadStartedNative
-  (JNIEnv *env, jclass c)
-{
-    @synchronized([ThreadUtilities class]) {
-        eventDispatchThreadPtr = (long)[NSThread currentThread];
-    }
-}
-

src/java.desktop/share/classes/com/jetbrains/desktop/JBRApiModule.java

@@ -30,7 +30,6 @@ public class JBRApiModule {
                     .withStatic("getSubpixelResolution", "sun.font.FontUtilities")
                 .service("com.jetbrains.JBRFileDialogService", null)
                     .withStatic("getFileDialog", "com.jetbrains.desktop.JBRFileDialog", "get")
-                .proxy("com.jetbrains.JBRFileDialog", "com.jetbrains.desktop.JBRFileDialog")
-                .service("com.jetbrains.CustomWindowDecoration", "java.awt.Window$CustomWindowDecoration");
+                .proxy("com.jetbrains.JBRFileDialog", "com.jetbrains.desktop.JBRFileDialog");
     }
 }

src/java.desktop/share/classes/java/awt/EventDispatchThread.java

@@ -31,7 +31,6 @@ import java.awt.event.WindowEvent;
 
 import java.util.ArrayList;
 
-import sun.awt.AWTThreading;
 import sun.util.logging.PlatformLogger;
 
 import sun.awt.dnd.SunDragSourceContextPeer;
@@ -87,7 +86,6 @@ class EventDispatchThread extends Thread {
     }
 
     public void run() {
-        AWTThreading.getInstance(Thread.currentThread()).notifyEventDispatchThreadStarted();
         try {
             pumpEvents(new Conditional() {
                 public boolean evaluate() {
@@ -99,8 +97,6 @@ class EventDispatchThread extends Thread {
         }
     }
 
-    private static native void registerEventDispatchThread();
-
     void pumpEvents(Conditional cond) {
         pumpEvents(ANY_EVENT, cond);
     }

src/java.desktop/share/classes/java/awt/EventQueue.java

@@ -358,7 +358,6 @@ public class EventQueue {
             if (shouldNotify) {
                 if (theEvent.getSource() != AWTAutoShutdown.getInstance()) {
                     AWTAutoShutdown.getInstance().notifyThreadBusy(dispatchThread);
-                    AWTThreading.getInstance(dispatchThread).notifyEventDispatchThreadBusy();
                 }
                 pushPopCond.signalAll();
             } else if (notifyID) {
@@ -571,7 +570,6 @@ public class EventQueue {
                     return event;
                 }
                 AWTAutoShutdown.getInstance().notifyThreadFree(dispatchThread);
-                AWTThreading.getInstance(dispatchThread).notifyEventDispatchThreadFree();
                 pushPopCond.await();
             } finally {
                 pushPopLock.unlock();
@@ -1130,7 +1128,6 @@ public class EventQueue {
                             t.setPriority(Thread.NORM_PRIORITY + 1);
                             t.setDaemon(false);
                             AWTAutoShutdown.getInstance().notifyThreadBusy(t);
-                            AWTThreading.getInstance(t).notifyEventDispatchThreadBusy();
                             return t;
                         }
                     }
@@ -1161,7 +1158,6 @@ public class EventQueue {
                 dispatchThread = null;
             }
             AWTAutoShutdown.getInstance().notifyThreadFree(edt);
-            AWTThreading.getInstance(edt).notifyEventDispatchThreadFree();
             /*
              * Event was posted after EDT events pumping had stopped, so start
              * another EDT to handle this event

src/java.desktop/share/classes/java/awt/Font.java

@@ -67,6 +67,7 @@ import sun.font.FontDesignMetrics;
 import sun.font.FontLineMetrics;
 import sun.font.FontManager;
 import sun.font.FontManagerFactory;
+import sun.font.FontSubstitution;
 import sun.font.FontUtilities;
 import sun.font.GlyphLayout;
 import sun.font.StandardGlyphVector;
@@ -266,6 +267,11 @@ public class Font implements java.io.Serializable
             return font.getFont2D();
         }
 
+        @Override
+        public Font2D getFont2DWithSubstitution(Font font) {
+            return font.getFont2DWithSubstitution();
+        }
+
         public void setFont2D(Font font, Font2DHandle handle) {
             font.font2DHandle = handle;
         }
@@ -543,6 +549,11 @@ public class Font implements java.io.Serializable
         return font2DHandle.font2D;
     }
 
+    private Font2D getFont2DWithSubstitution() {
+        Font2D font2D = getFont2D();
+        return font2D instanceof FontSubstitution ? ((FontSubstitution) font2D).getCompositeFont2D() : font2D;
+    }
+
     /**
      * Creates a new {@code Font} from the specified name, style and
      * point size.
@@ -2241,7 +2252,7 @@ public class Font implements java.io.Serializable
      * @since 1.2
      */
     public boolean canDisplay(char c){
-        return getFont2D().canDisplay(c);
+        return getFont2DWithSubstitution().canDisplay(c);
     }
 
     /**
@@ -2262,7 +2273,7 @@ public class Font implements java.io.Serializable
             throw new IllegalArgumentException("invalid code point: " +
                                                Integer.toHexString(codePoint));
         }
-        return getFont2D().canDisplay(codePoint);
+        return getFont2DWithSubstitution().canDisplay(codePoint);
     }
 
     /**
@@ -2283,7 +2294,7 @@ public class Font implements java.io.Serializable
      * @since 1.2
      */
     public int canDisplayUpTo(String str) {
-        Font2D font2d = getFont2D();
+        Font2D font2d = getFont2DWithSubstitution();
         int len = str.length();
         for (int i = 0; i < len; i++) {
             char c = str.charAt(i);
@@ -2321,7 +2332,7 @@ public class Font implements java.io.Serializable
      * @since 1.2
      */
     public int canDisplayUpTo(char[] text, int start, int limit) {
-        Font2D font2d = getFont2D();
+        Font2D font2d = getFont2DWithSubstitution();
         for (int i = start; i < limit; i++) {
             char c = text[i];
             if (font2d.canDisplay(c)) {
@@ -2356,7 +2367,7 @@ public class Font implements java.io.Serializable
      * @since 1.2
      */
     public int canDisplayUpTo(CharacterIterator iter, int start, int limit) {
-        Font2D font2d = getFont2D();
+        Font2D font2d = getFont2DWithSubstitution();
         char c = iter.setIndex(start);
         for (int i = start; i < limit; i++, c = iter.next()) {
             if (font2d.canDisplay(c)) {

src/java.desktop/share/classes/java/awt/Window.java

@@ -46,17 +46,13 @@ import java.io.ObjectOutputStream;
 import java.io.OptionalDataException;
 import java.io.Serial;
 import java.io.Serializable;
-import java.lang.annotation.Native;
-import java.lang.invoke.MethodHandles;
 import java.lang.ref.WeakReference;
 import java.lang.reflect.InvocationTargetException;
 import java.security.AccessController;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.EventListener;
-import java.util.List;
 import java.util.Locale;
-import java.util.Map;
 import java.util.ResourceBundle;
 import java.util.Set;
 import java.util.Vector;
@@ -68,7 +64,6 @@ import javax.accessibility.AccessibleRole;
 import javax.accessibility.AccessibleState;
 import javax.accessibility.AccessibleStateSet;
 
-import com.jetbrains.internal.JBRApi;
 import sun.awt.AWTAccessor;
 import sun.awt.AWTPermissions;
 import sun.awt.AppContext;
@@ -4012,66 +4007,7 @@ public class Window extends Container implements Accessible {
     }
 
     private volatile boolean hasCustomDecoration;
-    private volatile List<Map.Entry<Shape, Integer>> customDecorHitTestSpots;
-    private volatile int customDecorTitleBarHeight = -1; // 0 can be a legal value when no title bar is expected
 
-    // called from native
-    private int hitTestCustomDecoration(int x, int y) {
-        var spots = customDecorHitTestSpots;
-        if (spots == null) return CustomWindowDecoration.NO_HIT_SPOT;
-        for (var spot : spots) {
-            if (spot.getKey().contains(x, y)) return spot.getValue();
-        }
-        return CustomWindowDecoration.NO_HIT_SPOT;
-    }
-
-    private static class CustomWindowDecoration {
-
-        @Native public static final int
-                NO_HIT_SPOT = 0,
-                OTHER_HIT_SPOT = 1,
-                MINIMIZE_BUTTON = 2,
-                MAXIMIZE_BUTTON = 3,
-                CLOSE_BUTTON = 4,
-                MENU_BAR = 5;
-
-        void setCustomDecorationEnabled(Window window, boolean enabled) {
-            window.hasCustomDecoration = enabled;
-            if (MacOS.INSTANCE != null && window.customDecorTitleBarHeight > 0f) {
-                MacOS.INSTANCE.setTitleBarHeight(window, window.peer, enabled ? window.customDecorTitleBarHeight : 0);
-            }
-        }
-        boolean isCustomDecorationEnabled(Window window) {
-            return window.hasCustomDecoration;
-        }
-
-        void setCustomDecorationHitTestSpots(Window window, List<Map.Entry<Shape, Integer>> spots) {
-            window.customDecorHitTestSpots = List.copyOf(spots);
-        }
-        List<Map.Entry<Shape, Integer>> getCustomDecorationHitTestSpots(Window window) {
-            return window.customDecorHitTestSpots;
-        }
-
-        void setCustomDecorationTitleBarHeight(Window window, int height) {
-            if (height >= 0) {
-                window.customDecorTitleBarHeight = height;
-                if (MacOS.INSTANCE != null && window.hasCustomDecoration) {
-                    MacOS.INSTANCE.setTitleBarHeight(window, window.peer, height);
-                }
-            }
-        }
-        int getCustomDecorationTitleBarHeight(Window window) {
-            return window.customDecorTitleBarHeight;
-        }
-
-        private interface MacOS {
-            MacOS INSTANCE = (MacOS) JBRApi.internalServiceBuilder(MethodHandles.lookup(), null)
-                    .withStatic("setTitleBarHeight", "sun.lwawt.macosx.CPlatformWindow", "setCustomDecorationTitleBarHeight").build();
-            void setTitleBarHeight(Window target, ComponentPeer peer, float height);
-        }
-    }
-
-    @Deprecated
     boolean hasCustomDecoration() {
         return hasCustomDecoration;
     }
@@ -4079,7 +4015,6 @@ public class Window extends Container implements Accessible {
     /**
      * Set via reflection (JB JdkEx API).
      */
-    @Deprecated
     void setHasCustomDecoration() {
         hasCustomDecoration = true;
     }

src/java.desktop/share/classes/sun/awt/AWTThreading.java

@@ -5,33 +5,18 @@ import sun.util.logging.PlatformLogger;
 
 import java.awt.*;
 import java.awt.event.InvocationEvent;
-import java.io.PrintWriter;
-import java.io.StringWriter;
 import java.lang.ref.WeakReference;
 import java.security.AccessController;
 import java.security.PrivilegedAction;
-import java.util.*;
-import java.util.List;
+import java.util.Map;
+import java.util.Stack;
 import java.util.concurrent.*;
-import java.util.concurrent.atomic.AtomicBoolean;
-import java.util.concurrent.atomic.AtomicReference;
-import java.util.function.Function;
-import java.util.function.Consumer;
 
 /**
  * Used to perform a cross threads (EventDispatch, Toolkit) execution so that the execution does not cause a deadlock.
- *
- * Note: the log messages are tested by jdk/jb/java/awt/Toolkit/LWCToolkitInvokeAndWaitTest.java
  */
 public class AWTThreading {
-    private static final PlatformLogger logger = PlatformLogger.getLogger(AWTThreading.class.getName());
-
-    private static final Runnable EMPTY_RUNNABLE = () -> {};
-
-    private static final AtomicReference<Function<Thread, AWTThreading>> theAWTThreadingFactory =
-            new AtomicReference<>(AWTThreading::new);
-
-    private final Thread eventDispatchThread;
+    private static final PlatformLogger logger = PlatformLogger.getLogger("sun.awt.AWTThreading");
 
     private ExecutorService executor;
     // every invokeAndWait() pushes a queue of invocations
@@ -39,21 +24,13 @@ public class AWTThreading {
 
     private int level; // re-entrance level
 
-    private final List<CompletableFuture<Void>> eventDispatchThreadStateNotifiers = new ArrayList<>();
-    private volatile boolean isEventDispatchThreadFree;
-
     // invocations should be dispatched on proper EDT (per AppContext)
     private static final Map<Thread, AWTThreading> EDT_TO_INSTANCE_MAP = new ConcurrentHashMap<>();
 
     @SuppressWarnings("serial")
     private static class TrackingQueue extends LinkedBlockingQueue<InvocationEvent> {}
 
-    /**
-     * WARNING: for testing purpose, use {@link AWTThreading#getInstance(Thread)} instead.
-     */
-    public AWTThreading(Thread edt) {
-        eventDispatchThread = edt;
-    }
+    private AWTThreading() {}
 
     /**
      * Executes a callable from EventDispatch thread (EDT). It's assumed the callable either performs a blocking execution on Toolkit
@@ -78,25 +55,14 @@ public class AWTThreading {
     }
 
     /**
-     * A boolean value passed to the consumer indicates whether the consumer should perform
-     * a synchronous invocation on the Toolkit thread and wait, or return immediately.
-     *
-     * @see #executeWaitToolkit(Callable).
+     * Same as {@link #executeWaitToolkit(Callable)}, but without returning a value. If requested (as indicated by
+     * the passed parameter), the invoked native method is supposed to wait for the result of invocation on AppKit
+     * thread, and vice versa.
      */
-    public static void executeWaitToolkit(Consumer<Boolean> consumer) {
+    public static void executeWaitToolkit(Task runnable) {
         boolean wait = EventQueue.isDispatchThread();
         executeWaitToolkit(() -> {
-            consumer.accept(wait);
-            return null;
-        });
-    }
-
-    /**
-     * @see #executeWaitToolkit(Callable).
-     */
-    public static void executeWaitToolkit(Runnable runnable) {
-        executeWaitToolkit(() -> {
-            runnable.run();
+            runnable.run(wait);
             return null;
         });
     }
@@ -116,6 +82,12 @@ public class AWTThreading {
             }
         }
 
+        if (!isEDT && logger.isLoggable(PlatformLogger.Level.FINE)) {
+            // this can cause deadlock if calling thread is holding a lock which EDT might require (e.g. AWT tree lock)
+            logger.fine("AWTThreading.executeWaitToolkit invoked from non-EDT thread", new Throwable());
+        }
+
+        // fallback to default
         try {
             return callable.call();
         } catch (Exception e) {
@@ -206,15 +178,8 @@ public class AWTThreading {
      * <li>If the event is first dispatched from EventQueue - it gets removed from the tracking queue.
      * <li>If the event is first dispatched from the tracking queue - its dispatching on EventQueue will be noop.
      * <ul>
-     *
-     * @param source the source of the event
-     * @param onDispatched called back on event dispatching
-     * @param catchThrowables should catch Throwable's or propagate to the EventDispatch thread's loop
      */
-    public static TrackedInvocationEvent createAndTrackInvocationEvent(Object source,
-                                                                       Runnable onDispatched,
-                                                                       boolean catchThrowables)
-    {
+    public static InvocationEvent createAndTrackInvocationEvent(Object source, Runnable runnable, Runnable listener, boolean catchThrowables) {
         AWTThreading instance = getInstance(source);
         if (instance != null) {
             synchronized (instance.invocations) {
@@ -222,239 +187,68 @@ public class AWTThreading {
                     instance.invocations.push(new TrackingQueue());
                 }
                 final TrackingQueue queue = instance.invocations.peek();
-                final AtomicReference<TrackedInvocationEvent> eventRef = new AtomicReference<>();
+                final InvocationEvent[] eventRef = new InvocationEvent[1];
 
-                eventRef.set(TrackedInvocationEvent.create(
-                    source,
-                    onDispatched,
-                    new Runnable() {
-                        final WeakReference<TrackingQueue> queueRef = new WeakReference<>(queue);
+                queue.add(eventRef[0] = new InvocationEvent(
+                        source,
+                        runnable,
+                        // Wrap the original completion listener so that it:
+                        // - guarantees a single run either from dispatch or dispose
+                        // - removes the invocation event from the tracking queue
+                        new Runnable() {
+                            WeakReference<TrackingQueue> queueRef = new WeakReference<>(queue);
 
-                        @Override
-                        public void run() {
-                            TrackingQueue queue = queueRef.get();
-                            queueRef.clear();
-                            if (queue != null) {
-                                queue.remove(eventRef.get());
+                            @Override
+                            public void run() {
+                                if (queueRef != null) {
+                                    if (listener != null) {
+                                        listener.run();
+                                    }
+                                    TrackingQueue q = queueRef.get();
+                                    if (q != null) {
+                                        q.remove(eventRef[0]);
+                                    }
+                                    queueRef = null;
+                                }
                             }
+                        },
+                        catchThrowables)
+                {
+                    @Override
+                    public void dispatch() {
+                        if (!isDispatched()) {
+                            super.dispatch();
                         }
-                    },
-                    catchThrowables));
-
-                queue.add(eventRef.get());
-                return eventRef.get();
+                    }
+                });
+                return eventRef[0];
             }
         }
-        return TrackedInvocationEvent.create(source, onDispatched, () -> {}, catchThrowables);
+        return new InvocationEvent(source, runnable, listener, catchThrowables);
     }
 
-    @SuppressWarnings("serial")
-    public static class TrackedInvocationEvent extends InvocationEvent {
-        private final long creationTime = System.currentTimeMillis();
-        private final Throwable throwable = new Throwable();
-        private final CompletableFuture<Void> futureResult = new CompletableFuture<>();
-
-        // dispatch or dispose has been started or already completed
-        private final AtomicBoolean isCompletionStarted = new AtomicBoolean(false);
-
-        static TrackedInvocationEvent create(Object source,
-                                             Runnable onDispatch,
-                                             Runnable onDone,
-                                             boolean catchThrowables)
-        {
-            final AtomicReference<TrackedInvocationEvent> eventRef = new AtomicReference<>();
-            eventRef.set(new TrackedInvocationEvent(
-                source,
-                onDispatch,
-                () -> {
-                    if (onDone != null) {
-                        onDone.run();
-                    }
-                    TrackedInvocationEvent thisEvent = eventRef.get();
-                    if (!thisEvent.isDispatched()) {
-                        // If we're here - this {onDone} is being disposed.
-                        thisEvent.completeIfNotYet(() ->
-                            // If we're here - this {onDone} is called by the outer AWTAccessor.getInvocationEventAccessor().dispose()
-                            // which we do not control, so complete here.
-                            thisEvent.futureResult.completeExceptionally(new Throwable("InvocationEvent was disposed"))
-                        );
-                    }
-                },
-                catchThrowables));
-            return eventRef.get();
-        }
-
-        protected TrackedInvocationEvent(Object source, Runnable onDispatched, Runnable onDone, boolean catchThrowables) {
-            super(source,
-                  Optional.of(onDispatched).orElse(EMPTY_RUNNABLE),
-                  Optional.of(onDone).orElse(EMPTY_RUNNABLE),
-                  catchThrowables);
-
-            futureResult.whenComplete((r, ex) -> {
-                if (ex != null) {
-                    String message = ex.getMessage() + " (awaiting " + (System.currentTimeMillis() - creationTime) + " ms)";
-                    if (logger.isLoggable(PlatformLogger.Level.FINE)) {
-                        ex.initCause(throwable);
-                        logger.fine(message, ex);
-                    } else if (logger.isLoggable(PlatformLogger.Level.INFO)) {
-                        StackTraceElement[] stack = throwable.getStackTrace();
-                        logger.info(message + ". Originated at " + stack[stack.length - 1]);
-                    }
-                }
-            });
-        }
-
-        @Override
-        public void dispatch() {
-            // Should not complete if competion has already started.
-            if (completeIfNotYet(super::dispatch)) {
-                futureResult.complete(null);
-            }
-        }
-
-        public void dispose(String reason) {
-            completeIfNotYet(() -> AWTAccessor.getInvocationEventAccessor().dispose(this));
-            // Should complete exceptionally regardless of whether completetion has alredy started or hasn't.
-            futureResult.completeExceptionally(new Throwable(reason));
-        }
-
-        private boolean completeIfNotYet(Runnable competeRunnable) {
-            if (!isCompletionStarted.getAndSet(true)) {
-                competeRunnable.run();
-                return true;
-            }
-            return false;
-        }
-
-        /**
-         * Returns whether the event is dispatched or disposed.
-         */
-        public boolean isCompleted() {
-            return futureResult.isDone();
-        }
-
-        /**
-         * Returns whether the event is dispatched or disposed.
-         * If {@code isCompletionInProgress} is true then also checks whether the event
-         * dispatching or disposal is in progress and if so returns true.
-         */
-        public boolean isCompleted(boolean isCompletionInProgress) {
-            return isCompleted() || (isCompletionInProgress && isCompletionStarted.get());
-        }
-
-        /**
-         * Calls the runnable when it's done (immediately if it's done).
-         */
-        public void onDone(Runnable runnable) {
-            futureResult.whenComplete((r, ex) -> Optional.of(runnable).orElse(EMPTY_RUNNABLE).run());
-        }
-    }
-
-    public static AWTThreading getInstance(Object obj) {
-        if (obj == null) {
-            return getInstance(Toolkit.getDefaultToolkit().getSystemEventQueue());
-        }
+    private static AWTThreading getInstance(Object obj) {
+        if (obj == null) return null;
 
         AppContext appContext = SunToolkit.targetToAppContext(obj);
-        if (appContext == null) {
-            return getInstance(Toolkit.getDefaultToolkit().getSystemEventQueue());
-        }
+        if (appContext == null) return null;
 
         return getInstance((EventQueue)appContext.get(AppContext.EVENT_QUEUE_KEY));
     }
 
-    public static AWTThreading getInstance(EventQueue eq) {
+    private static AWTThreading getInstance(EventQueue eq) {
         if (eq == null) return null;
 
         return getInstance(AWTAccessor.getEventQueueAccessor().getDispatchThread(eq));
     }
 
-    public static AWTThreading getInstance(Thread edt) {
-        assert edt != null;
+    private static AWTThreading getInstance(Thread edt) {
+        if (edt == null) return null;
 
-        return EDT_TO_INSTANCE_MAP.computeIfAbsent(edt, key -> theAWTThreadingFactory.get().apply(edt));
+        return EDT_TO_INSTANCE_MAP.computeIfAbsent(edt, key -> new AWTThreading());
     }
 
-    public Thread getEventDispatchThread() {
-        return eventDispatchThread;
-    }
-
-    public StringWriter printEventDispatchThreadStackTrace() {
-        return printEventDispatchThreadStackTrace(new StringWriter());
-    }
-
-    public StringWriter printEventDispatchThreadStackTrace(StringWriter writer) {
-        assert writer != null;
-        var printer = new PrintWriter(writer);
-        Thread dispatchThread = getEventDispatchThread();
-        printer.println(dispatchThread.getName());
-        Arrays.asList(dispatchThread.getStackTrace()).forEach(frame -> printer.append("\tat ").println(frame));
-        return writer;
-    }
-
-    /**
-     * Sets {@code AWTThreading} instance factory.
-     * WARNING: for testing purpose.
-     */
-    public static void setAWTThreadingFactory(Function<Thread, AWTThreading> factory) {
-        theAWTThreadingFactory.set(factory);
-    }
-
-    /**
-     * Must be called on the EventDispatch thread.
-     */
-    public void notifyEventDispatchThreadStarted() {
-        if (FontUtilities.isMacOSX) notifyEventDispatchThreadStartedNative();
-    }
-
-    private static native void notifyEventDispatchThreadStartedNative();
-
-    public void notifyEventDispatchThreadFree() {
-        List<CompletableFuture<Void>> notifiers = Collections.emptyList();
-        synchronized (eventDispatchThreadStateNotifiers) {
-            isEventDispatchThreadFree = true;
-            if (eventDispatchThreadStateNotifiers.size() > 0) {
-                notifiers = List.copyOf(eventDispatchThreadStateNotifiers);
-            }
-        }
-        if (logger.isLoggable(PlatformLogger.Level.FINER)) {
-            logger.finer("notifyEventDispatchThreadFree");
-        }
-        // notify callbacks out of the synchronization block
-        notifiers.forEach(f -> f.complete(null));
-    }
-
-    public void notifyEventDispatchThreadBusy() {
-        synchronized (eventDispatchThreadStateNotifiers) {
-            isEventDispatchThreadFree = false;
-        }
-        if (logger.isLoggable(PlatformLogger.Level.FINER)) {
-            logger.finer("notifyEventDispatchThreadBusy");
-        }
-    }
-
-    /**
-     * Sets a callback and returns a {@code CompletableFuture} reporting the case when the associated EventDispatch thread
-     * has gone sleeping and stopped dispatching events because of empty EventQueue. If the EventDispatch thread is free
-     * at the moment then the callback is called immediately on the caller's thread and the future completes.
-     */
-    public CompletableFuture<Void> onEventDispatchThreadFree(Runnable runnable) {
-        CompletableFuture<Void> future = new CompletableFuture<>();
-        future.thenRun(Optional.of(runnable).orElse(EMPTY_RUNNABLE));
-
-        if (!isEventDispatchThreadFree) {
-            synchronized (eventDispatchThreadStateNotifiers) {
-                if (!isEventDispatchThreadFree) {
-                    eventDispatchThreadStateNotifiers.add(future);
-                    future.whenComplete((r, ex) -> eventDispatchThreadStateNotifiers.remove(future));
-                    return future;
-                }
-            }
-        }
-        if (logger.isLoggable(PlatformLogger.Level.FINER)) {
-            logger.finer("onEventDispatchThreadFree: free at the moment");
-        }
-        future.complete(null);
-        return future;
+    public interface Task {
+        void run(boolean wait);
     }
 }

src/java.desktop/share/classes/sun/font/CompositeFont.java

@@ -38,7 +38,7 @@ import java.awt.Font;
  * But its probably OK to include it so long as only composites include
  * fallbacks. If physicals do then it would be really confusing ..
  */
-public class CompositeFont extends Font2D {
+public final class CompositeFont extends Font2D {
 
     private boolean[] deferredInitialisation;
     String[] componentFileNames;

src/java.desktop/share/classes/sun/font/CompositeGlyphMapper.java

@@ -108,7 +108,7 @@ public class CompositeGlyphMapper extends CharToGlyphMapper {
         return mapper;
     }
 
-    protected int convertToGlyph(int unicode) {
+    private int convertToGlyph(int unicode) {
 
         for (int slot = 0; slot < font.numSlots; slot++) {
             if (!hasExcludes || !font.isExcludedChar(slot, unicode)) {

src/java.desktop/share/classes/sun/font/Font2D.java

@@ -335,7 +335,7 @@ public abstract class Font2D {
         return getStrike(desc, true);
     }
 
-    FontStrike getStrike(FontStrikeDesc desc, boolean copy) {
+    private FontStrike getStrike(FontStrikeDesc desc, boolean copy) {
         /* Before looking in the map, see if the descriptor matches the
          * last strike returned from this Font2D. This should often be a win
          * since its common for the same font, in the same size to be

src/java.desktop/share/classes/sun/font/FontAccess.java

@@ -43,6 +43,7 @@ public abstract class FontAccess {
     }
 
     public abstract Font2D getFont2D(Font f);
+    public abstract Font2D getFont2DWithSubstitution(Font f);
     public abstract void setFont2D(Font f, Font2DHandle h);
     public abstract void setWithFallback(Font f);
     public abstract boolean isCreatedFont(Font f);

src/java.desktop/share/classes/sun/font/FontDesignMetrics.java

@@ -356,7 +356,7 @@ public final class FontDesignMetrics extends FontMetrics {
 
     private void initMatrixAndMetrics() {
 
-        Font2D font2D = FontUtilities.getFont2D(font);
+        Font2D font2D = FontUtilities.getFont2DWithSubstitution(font);
         fontStrike = font2D.getStrike(font, frc);
         StrikeMetrics metrics = fontStrike.getFontMetrics();
         this.ascent = metrics.getAscent();

src/java.desktop/share/classes/sun/font/FontFamily.java

@@ -266,12 +266,12 @@ public class FontFamily {
                 doSetFont(fontAndStyle.font, fontAndStyle.style);
             }
             if (italic == null && plain instanceof FontWithDerivedItalic) {
-                italic = ((FontWithDerivedItalic)plain).createItalic();
+                italic = ((FontWithDerivedItalic)plain).createItalicVariant();
             }
             if (bolditalic == null) {
                 Font2D boldItalicPrototype = bold != null ? bold : plain;
                 if (boldItalicPrototype instanceof FontWithDerivedItalic) {
-                    bolditalic = ((FontWithDerivedItalic)boldItalicPrototype).createItalic();
+                    bolditalic = ((FontWithDerivedItalic)boldItalicPrototype).createItalicVariant();
                 }
             }
             fontSequence.clear();

src/java.desktop/share/classes/sun/font/FontUtilities.java

@@ -168,6 +168,10 @@ public final class FontUtilities {
         return FontAccess.getFontAccess().getFont2D(font);
     }
 
+    public static Font2D getFont2DWithSubstitution(Font font) {
+        return FontAccess.getFontAccess().getFont2DWithSubstitution(font);
+    }
+
     /**
      * Return true if there any characters which would trigger layout.
      * This method considers supplementary characters to be simple,

src/java.desktop/share/classes/sun/font/FontWithDerivedItalic.java

@@ -1,5 +1,5 @@
 package sun.font;
 
 interface FontWithDerivedItalic {
-  Font2D createItalic();
+  Font2D createItalicVariant();
 }

src/java.desktop/share/classes/sun/font/GlyphLayout.java

@@ -400,10 +400,7 @@ public final class GlyphLayout {
 
         int lang = -1; // default for now
 
-        Font2D font2D = FontUtilities.getFont2D(font);
-        if (font2D instanceof FontSubstitution) {
-            font2D = ((FontSubstitution)font2D).getCompositeFont2D();
-        }
+        Font2D font2D = FontUtilities.getFont2DWithSubstitution(font);
 
         _textRecord.init(text, offset, lim, min, max);
         int start = offset;

src/java.desktop/share/classes/sun/font/StandardGlyphVector.java

@@ -197,8 +197,7 @@ public class StandardGlyphVector extends GlyphVector {
 
             // how do we know its a base glyph
             // for now, it is if the natural advance of the glyph is non-zero
-            Font2D f2d = FontUtilities.getFont2D(font);
-            FontStrike strike = f2d.getStrike(font, frc);
+            FontStrike strike = font2D.getStrike(font, frc);
 
             float[] deltas = { trackPt.x, trackPt.y };
             for (int j = 0; j < deltas.length; ++j) {
@@ -1106,10 +1105,7 @@ public class StandardGlyphVector extends GlyphVector {
     }
 
     private void initFontData() {
-        font2D = FontUtilities.getFont2D(font);
-        if (font2D instanceof FontSubstitution) {
-           font2D = ((FontSubstitution)font2D).getCompositeFont2D();
-        }
+        font2D = FontUtilities.getFont2DWithSubstitution(font);
         float s = font.getSize2D();
         if (font.isTransformed()) {
             ftx = font.getTransform();
@@ -1728,12 +1724,7 @@ public class StandardGlyphVector extends GlyphVector {
                                                      aa, fm);
             // Get the strike via the handle. Shouldn't matter
             // if we've invalidated the font but its an extra precaution.
-        // do we want the CompFont from CFont here ?
-        Font2D f2d = sgv.font2D;
-        if (f2d instanceof FontSubstitution) {
-           f2d = ((FontSubstitution)f2d).getCompositeFont2D();
-        }
-            FontStrike strike = f2d.handle.font2D.getStrike(desc);  // !!! getStrike(desc, false)
+            FontStrike strike = sgv.font2D.handle.font2D.getStrike(desc);  // !!! getStrike(desc, false)
 
             return new GlyphStrike(sgv, strike, dx, dy);
         }

src/java.desktop/share/classes/sun/font/SunFontManager.java

@@ -351,26 +351,10 @@ public abstract class SunFontManager implements FontSupport, FontManagerForSGE {
         jreFamilyMap.put("Roboto-Light", "Roboto Light");
         jreFamilyMap.put("Roboto-Thin", "Roboto Thin");
 
-        jreFontMap.put("JetBrainsMono-Bold.ttf", new BundledFontInfo("JetBrainsMono-Bold", 2, 225, 0));
-        jreFontMap.put("JetBrainsMono-Bold-Italic.ttf", new BundledFontInfo("JetBrainsMono-Bold-Italic", 2, 225, 0));
-        jreFontMap.put("JetBrainsMono-BoldItalic.ttf", new BundledFontInfo("JetBrainsMono-BoldItalic", 2, 225, 0));
-        jreFontMap.put("JetBrainsMono-ExtraBold.ttf", new BundledFontInfo("JetBrainsMono-ExtraBold", 2, 225, 0));
-        jreFontMap.put("JetBrainsMono-ExtraBoldItalic.ttf", new BundledFontInfo("JetBrainsMono-ExtraBoldItalic", 2, 225, 0));
-        jreFontMap.put("JetBrainsMono-ExtraLight.ttf", new BundledFontInfo("JetBrainsMono-ExtraLight", 2, 225, 0));
-        jreFontMap.put("JetBrainsMono-ExtraLightItalic.ttf", new BundledFontInfo("JetBrainsMono-ExtraLightItalic", 2, 225, 0));
-        jreFontMap.put("JetBrainsMono-Italic.ttf", new BundledFontInfo("JetBrainsMono-Italic", 2, 225, 0));
-        jreFontMap.put("JetBrainsMono-Light.ttf", new BundledFontInfo("JetBrainsMono-Light", 2, 225, 0));
-        jreFontMap.put("JetBrainsMono-LightItalic.ttf", new BundledFontInfo("JetBrainsMono-LightItalic", 2, 225, 0));
-        jreFontMap.put("JetBrainsMono-Medium.ttf", new BundledFontInfo("JetBrainsMono-Medium", 2, 225, 0));
-        jreFontMap.put("JetBrainsMono-MediumItalic.ttf", new BundledFontInfo("JetBrainsMono-MediumItalic", 2, 225, 0));
-        jreFontMap.put("JetBrainsMono-Regular.ttf", new BundledFontInfo("JetBrainsMono-Regular", 2, 225, 0));
-        jreFontMap.put("JetBrainsMono-Thin.ttf", new BundledFontInfo("JetBrainsMono-Thin", 2, 225, 0));
-        jreFontMap.put("JetBrainsMono-ThinItalic.ttf", new BundledFontInfo("JetBrainsMono-ThinItalic", 2, 225, 0));
-
-        jreFontMap.put("Inter-Bold.otf", new BundledFontInfo("Inter-Bold", 3, 19, 0));
-        jreFontMap.put("Inter-Regular.otf", new BundledFontInfo("Inter-Regular", 3, 19, 0));
-        jreFontMap.put("Inter-Italic.otf", new BundledFontInfo("Inter-Italic", 3, 19, 0));
-        jreFontMap.put("Inter-BoldItalic.otf", new BundledFontInfo("Inter-BoldItalic", 3, 19, 0));
+        jreFontMap.put("JetBrainsMono-Bold.ttf", new BundledFontInfo("JetBrainsMono-Bold", 1, 0, 2));
+        jreFontMap.put("JetBrainsMono-Regular.ttf", new BundledFontInfo("JetBrainsMono-Regular", 1, 0, 2));
+        jreFontMap.put("JetBrainsMono-Italic.ttf", new BundledFontInfo("JetBrainsMono-Italic", 1, 0, 2));
+        jreFontMap.put("JetBrainsMono-Bold-Italic.ttf", new BundledFontInfo("JetBrainsMono-BoldItalic", 1, 0, 2));
 
         jreBundledFontFiles.addAll(jreFontMap.keySet());
     }

src/java.desktop/share/classes/sun/java2d/SunGraphics2D.java

@@ -670,7 +670,7 @@ public final class SunGraphics2D
         info.nonInvertibleTx =
             (Math.abs(textAt.getDeterminant()) <= Double.MIN_VALUE);
 
-        info.font2D = FontUtilities.getFont2D(font);
+        info.font2D = FontUtilities.getFont2DWithSubstitution(font);
 
         int fmhint = fractionalMetricsHint;
         if (fmhint == SunHints.INTVAL_FRACTIONALMETRICS_DEFAULT) {

src/java.desktop/share/classes/sun/print/PathGraphics.java

@@ -698,7 +698,7 @@ public abstract class PathGraphics extends ProxyGraphics2D {
         }
 
         Font font = g.getFont();
-        Font2D font2D = FontUtilities.getFont2D(font);
+        Font2D font2D = FontUtilities.getFont2DWithSubstitution(font);
         if (font2D.handle.font2D != font2D) {
             /* suspicious, may be a bad font. lets bail */
             return false;

src/java.desktop/share/fonts/Inter_LICENSE.txt

@@ -1,94 +0,0 @@
-Copyright (c) 2016-2020 The Inter Project Authors.
-"Inter" is trademark of Rasmus Andersson.
-https://github.com/rsms/inter
-
-This Font Software is licensed under the SIL Open Font License, Version 1.1.
-This license is copied below, and is also available with a FAQ at:
-http://scripts.sil.org/OFL
-
------------------------------------------------------------
-SIL OPEN FONT LICENSE Version 1.1 - 26 February 2007
------------------------------------------------------------
-
-PREAMBLE
-The goals of the Open Font License (OFL) are to stimulate worldwide
-development of collaborative font projects, to support the font creation
-efforts of academic and linguistic communities, and to provide a free and
-open framework in which fonts may be shared and improved in partnership
-with others.
-
-The OFL allows the licensed fonts to be used, studied, modified and
-redistributed freely as long as they are not sold by themselves. The
-fonts, including any derivative works, can be bundled, embedded,
-redistributed and/or sold with any software provided that any reserved
-names are not used by derivative works. The fonts and derivatives,
-however, cannot be released under any other type of license. The
-requirement for fonts to remain under this license does not apply
-to any document created using the fonts or their derivatives.
-
-DEFINITIONS
-"Font Software" refers to the set of files released by the Copyright
-Holder(s) under this license and clearly marked as such. This may
-include source files, build scripts and documentation.
-
-"Reserved Font Name" refers to any names specified as such after the
-copyright statement(s).
-
-"Original Version" refers to the collection of Font Software components as
-distributed by the Copyright Holder(s).
-
-"Modified Version" refers to any derivative made by adding to, deleting,
-or substituting -- in part or in whole -- any of the components of the
-Original Version, by changing formats or by porting the Font Software to a
-new environment.
-
-"Author" refers to any designer, engineer, programmer, technical
-writer or other person who contributed to the Font Software.
-
-PERMISSION AND CONDITIONS
-Permission is hereby granted, free of charge, to any person obtaining
-a copy of the Font Software, to use, study, copy, merge, embed, modify,
-redistribute, and sell modified and unmodified copies of the Font
-Software, subject to the following conditions:
-
-1) Neither the Font Software nor any of its individual components,
-in Original or Modified Versions, may be sold by itself.
-
-2) Original or Modified Versions of the Font Software may be bundled,
-redistributed and/or sold with any software, provided that each copy
-contains the above copyright notice and this license. These can be
-included either as stand-alone text files, human-readable headers or
-in the appropriate machine-readable metadata fields within text or
-binary files as long as those fields can be easily viewed by the user.
-
-3) No Modified Version of the Font Software may use the Reserved Font
-Name(s) unless explicit written permission is granted by the corresponding
-Copyright Holder. This restriction only applies to the primary font name as
-presented to the users.
-
-4) The name(s) of the Copyright Holder(s) or the Author(s) of the Font
-Software shall not be used to promote, endorse or advertise any
-Modified Version, except to acknowledge the contribution(s) of the
-Copyright Holder(s) and the Author(s) or with their explicit written
-permission.
-
-5) The Font Software, modified or unmodified, in part or in whole,
-must be distributed entirely under this license, and must not be
-distributed under any other license. The requirement for fonts to
-remain under this license does not apply to any document created
-using the Font Software.
-
-TERMINATION
-This license becomes null and void if any of the above conditions are
-not met.
-
-DISCLAIMER
-THE FONT SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
-EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO ANY WARRANTIES OF
-MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT
-OF COPYRIGHT, PATENT, TRADEMARK, OR OTHER RIGHT. IN NO EVENT SHALL THE
-COPYRIGHT HOLDER BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
-INCLUDING ANY GENERAL, SPECIAL, INDIRECT, INCIDENTAL, OR CONSEQUENTIAL
-DAMAGES, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
-FROM, OUT OF THE USE OR INABILITY TO USE THE FONT SOFTWARE OR FROM
-OTHER DEALINGS IN THE FONT SOFTWARE.