/*

 * Copyright (c) 2005, 2013, 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.awt.X11;

import sun.util.logging.PlatformLogger;

class UnsafeXDisposerRecord implements sun.java2d.DisposerRecord {

    private static final PlatformLogger log = PlatformLogger.getLogger("sun.awt.X11.UnsafeXDisposerRecord");

    private static Unsafe unsafe = XlibWrapper.unsafe;

    final long[] unsafe_ptrs, x_ptrs;

    final String name;

    volatile boolean disposed;

    final Throwable place;

    public UnsafeXDisposerRecord(String name, long[] unsafe_ptrs, long[] x_ptrs) {

        this.unsafe_ptrs = unsafe_ptrs;

        this.x_ptrs = x_ptrs;

        this.name = name;

        if (XlibWrapper.isBuildInternal) {

            place = new Throwable();

        } else {

            place = null;

        }

    }

    public UnsafeXDisposerRecord(String name, long ... unsafe_ptrs) {

        this.unsafe_ptrs = unsafe_ptrs;

        this.x_ptrs = null;

        this.name = name;

        if (XlibWrapper.isBuildInternal) {

            place = new Throwable();

        } else {

            place = null;

        }

    }

    public void dispose() {

        XToolkit.awtLock();

        try {

            if (!disposed) {

                if (XlibWrapper.isBuildInternal && "Java2D Disposer".equals(Thread.currentThread().getName()) && log.isLoggable(PlatformLogger.Level.WARNING)) {

                    if (place != null) {

                        log.warning(name + " object was not disposed before finalization!", place);

                    } else {

                        log.warning(name + " object was not disposed before finalization!");

                    }

                }

                if (unsafe_ptrs != null) {

                    for (long l : unsafe_ptrs) {

                        if (l != 0) {

                            unsafe.freeMemory(l);

                        }

                    }

                }

                if (x_ptrs != null) {

                    for (long l : x_ptrs) {

                        if (l != 0) {

                            if (Native.getLong(l) != 0) {

                                XlibWrapper.XFree(Native.getLong(l));

                            }

                            unsafe.freeMemory(l);

                        }

                    }

                }

                disposed = true;

            }

        } finally {

            XToolkit.awtUnlock();

        }

    }

}