1/*
2 * Copyright (c) 2005, 2013, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.  Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25package sun.awt.X11;
26
27import jdk.internal.misc.Unsafe;
28import sun.util.logging.PlatformLogger;
29
30class UnsafeXDisposerRecord implements sun.java2d.DisposerRecord {
31    private static final PlatformLogger log = PlatformLogger.getLogger("sun.awt.X11.UnsafeXDisposerRecord");
32    private static Unsafe unsafe = XlibWrapper.unsafe;
33    final long[] unsafe_ptrs, x_ptrs;
34    final String name;
35    volatile boolean disposed;
36    final Throwable place;
37    public UnsafeXDisposerRecord(String name, long[] unsafe_ptrs, long[] x_ptrs) {
38        this.unsafe_ptrs = unsafe_ptrs;
39        this.x_ptrs = x_ptrs;
40        this.name = name;
41        if (XlibWrapper.isBuildInternal) {
42            place = new Throwable();
43        } else {
44            place = null;
45        }
46    }
47    public UnsafeXDisposerRecord(String name, long ... unsafe_ptrs) {
48        this.unsafe_ptrs = unsafe_ptrs;
49        this.x_ptrs = null;
50        this.name = name;
51        if (XlibWrapper.isBuildInternal) {
52            place = new Throwable();
53        } else {
54            place = null;
55        }
56    }
57
58    public void dispose() {
59        XToolkit.awtLock();
60        try {
61            if (!disposed) {
62                if (XlibWrapper.isBuildInternal && "Java2D Disposer".equals(Thread.currentThread().getName()) && log.isLoggable(PlatformLogger.Level.WARNING)) {
63                    if (place != null) {
64                        log.warning(name + " object was not disposed before finalization!", place);
65                    } else {
66                        log.warning(name + " object was not disposed before finalization!");
67                    }
68                }
69
70                if (unsafe_ptrs != null) {
71                    for (long l : unsafe_ptrs) {
72                        if (l != 0) {
73                            unsafe.freeMemory(l);
74                        }
75                    }
76                }
77                if (x_ptrs != null) {
78                    for (long l : x_ptrs) {
79                        if (l != 0) {
80                            if (Native.getLong(l) != 0) {
81                                XlibWrapper.XFree(Native.getLong(l));
82                            }
83                            unsafe.freeMemory(l);
84                        }
85                    }
86                }
87                disposed = true;
88            }
89        } finally {
90            XToolkit.awtUnlock();
91        }
92    }
93}
94