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1441538b23
Co-authored-by: Alexey Ushakov <alexey.ushakov@jetbrains.com> Co-authored-by: Ajit Ghaisas <ajit.ghaisas@oracle.com> Reviewed-by: aghaisas
87 lines
2.9 KiB
Java
87 lines
2.9 KiB
Java
/*
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* Copyright (c) 2019, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Oracle designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Oracle in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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package sun.java2d.macos;
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import java.security.PrivilegedAction;
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public class MacOSFlags {
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/**
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* Description of command-line flags. All flags with [true|false]
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* values
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* metalEnabled: usage: "-Dsun.java2d.metal=[true|false]"
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*/
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private static boolean metalEnabled;
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static {
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initJavaFlags();
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initNativeFlags();
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}
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private static native boolean initNativeFlags();
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private static boolean getBooleanProp(String p, boolean defaultVal) {
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String propString = System.getProperty(p);
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boolean returnVal = defaultVal;
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if (propString != null) {
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if (propString.equals("true") ||
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propString.equals("t") ||
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propString.equals("True") ||
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propString.equals("T") ||
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propString.equals("")) // having the prop name alone
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{ // is equivalent to true
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returnVal = true;
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} else if (propString.equals("false") ||
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propString.equals("f") ||
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propString.equals("False") ||
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propString.equals("F"))
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{
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returnVal = false;
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}
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}
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return returnVal;
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}
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private static boolean getPropertySet(String p) {
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String propString = System.getProperty(p);
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return (propString != null) ? true : false;
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}
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private static void initJavaFlags() {
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java.security.AccessController.doPrivileged(
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(PrivilegedAction<Object>) () -> {
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metalEnabled = getBooleanProp("sun.java2d.metal", false);
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return null;
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});
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}
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public static boolean isMetalEnabled() {
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return metalEnabled;
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}
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}
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