/*
* Copyright (c) 2011, 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.
*
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package com.apple.jobjc;
public abstract class NativeObjectLifecycleManager {
private static native void retainNativeObject(final long ptr);
private static native void releaseNativeObject(final long ptr);
private static native void freeNativeObject(final long ptr);
abstract void begin(final long ptr);
abstract void end(final long ptr);
boolean shouldPreRetain() { return false; }
public static class CFRetainRelease extends NativeObjectLifecycleManager {
public static final NativeObjectLifecycleManager INST = new CFRetainRelease();
@Override void begin(final long ptr) { retainNativeObject(ptr); }
@Override void end(final long ptr) { releaseNativeObject(ptr); }
@Override boolean shouldPreRetain() { return true; }
}
public static class Free extends NativeObjectLifecycleManager {
public static final NativeObjectLifecycleManager INST = new Free();
@Override void begin(final long ptr) { }
@Override void end(final long ptr) { freeNativeObject(ptr); }
}
public static class Nothing extends NativeObjectLifecycleManager {
public static final NativeObjectLifecycleManager INST = new Nothing();
@Override void begin(final long ptr) { }
@Override void end(final long ptr) { }
}
}