1 /*
2 * Copyright (c) 2011, 2012, 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 */
25 package com.apple.jobjc;
26
27 import javax.tools.annotation.GenerateNativeHeader;
28
29 /* No native methods here, but the constants are needed in the supporting JNI code */
30 @GenerateNativeHeader
31 public class Pointer <T> implements Comparable<Pointer<T>>{
32 long ptr;
33
34 protected Pointer(final long ptr) {
35 this.ptr = ptr;
36 getNativeObjectLifecycleManager().begin(ptr);
37 }
38
39 @Override protected final synchronized void finalize() throws Throwable {
40 long pptr = ptr;
41 ptr = 0;
42 if (pptr != 0) getNativeObjectLifecycleManager().end(pptr);
43 }
44
45 protected NativeObjectLifecycleManager getNativeObjectLifecycleManager() {
46 return NativeObjectLifecycleManager.Nothing.INST;
47 }
48
49 @Override public boolean equals(Object o) {
50 return o instanceof Pointer && ptr == ((Pointer) o).ptr;
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1 /*
2 * Copyright (c) 2011, 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 */
25 package com.apple.jobjc;
26
27
28 public class Pointer <T> implements Comparable<Pointer<T>>{
29 long ptr;
30
31 protected Pointer(final long ptr) {
32 this.ptr = ptr;
33 getNativeObjectLifecycleManager().begin(ptr);
34 }
35
36 @Override protected final synchronized void finalize() throws Throwable {
37 long pptr = ptr;
38 ptr = 0;
39 if (pptr != 0) getNativeObjectLifecycleManager().end(pptr);
40 }
41
42 protected NativeObjectLifecycleManager getNativeObjectLifecycleManager() {
43 return NativeObjectLifecycleManager.Nothing.INST;
44 }
45
46 @Override public boolean equals(Object o) {
47 return o instanceof Pointer && ptr == ((Pointer) o).ptr;
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