javafx.scene.PropertyHelper Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of javafx-graphics Show documentation

There is a newer version: 24-ea+15

/*
 * Copyright (c) 2010, 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
 * 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 javafx.scene;

import java.security.AccessController;

class PropertyHelper {

    // Function to return whether a system property is set to true. Note that
    // this runs within a doPrivilege block so this function must be package-private.
    static boolean getBooleanProperty(final String propName) {
        try {
            @SuppressWarnings("removal")
            boolean answer =
                AccessController.doPrivileged((java.security.PrivilegedAction) () -> {
                        String propVal = System.getProperty(propName);
                        return "true".equals(propVal.toLowerCase());
                    });
            return answer;
        } catch (Exception any) {
        }
        return false;
    }

}