author | alanb |
Sun, 15 Feb 2009 12:25:54 +0000 | |
changeset 2057 | 3acf8e5e2ca0 |
child 5506 | 202f599c92aa |
permissions | -rw-r--r-- |
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/* |
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* Copyright 2008-2009 Sun Microsystems, Inc. All Rights Reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. Sun designates this |
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* particular file as subject to the "Classpath" exception as provided |
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* by Sun in the LICENSE file that accompanied this code. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
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* CA 95054 USA or visit www.sun.com if you need additional information or |
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* have any questions. |
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*/ |
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package sun.nio.ch; |
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|
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import java.nio.channels.*; |
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import java.nio.channels.spi.AsynchronousChannelProvider; |
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import java.util.concurrent.ExecutorService; |
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import java.util.concurrent.ThreadFactory; |
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import java.net.ProtocolFamily; |
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import java.io.IOException; |
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public class SolarisAsynchronousChannelProvider |
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extends AsynchronousChannelProvider |
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{ |
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private static volatile SolarisEventPort defaultEventPort; |
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private SolarisEventPort defaultEventPort() throws IOException { |
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if (defaultEventPort == null) { |
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synchronized (SolarisAsynchronousChannelProvider.class) { |
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if (defaultEventPort == null) { |
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defaultEventPort = |
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new SolarisEventPort(this, ThreadPool.getDefault()).start(); |
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} |
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} |
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} |
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return defaultEventPort; |
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} |
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public SolarisAsynchronousChannelProvider() { |
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} |
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@Override |
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public AsynchronousChannelGroup openAsynchronousChannelGroup(int nThreads, ThreadFactory factory) |
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throws IOException |
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{ |
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return new SolarisEventPort(this, ThreadPool.create(nThreads, factory)).start(); |
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} |
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@Override |
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public AsynchronousChannelGroup openAsynchronousChannelGroup(ExecutorService executor, int initialSize) |
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throws IOException |
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{ |
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return new SolarisEventPort(this, ThreadPool.wrap(executor, initialSize)).start(); |
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} |
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private SolarisEventPort toEventPort(AsynchronousChannelGroup group) |
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throws IOException |
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{ |
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if (group == null) { |
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return defaultEventPort(); |
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} else { |
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if (!(group instanceof SolarisEventPort)) |
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throw new IllegalChannelGroupException(); |
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return (SolarisEventPort)group; |
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} |
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} |
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@Override |
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public AsynchronousServerSocketChannel openAsynchronousServerSocketChannel(AsynchronousChannelGroup group) |
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throws IOException |
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{ |
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return new UnixAsynchronousServerSocketChannelImpl(toEventPort(group)); |
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} |
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@Override |
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public AsynchronousSocketChannel openAsynchronousSocketChannel(AsynchronousChannelGroup group) |
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throws IOException |
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{ |
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return new UnixAsynchronousSocketChannelImpl(toEventPort(group)); |
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} |
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@Override |
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public AsynchronousDatagramChannel openAsynchronousDatagramChannel(ProtocolFamily family, |
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AsynchronousChannelGroup group) |
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throws IOException |
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{ |
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return new SimpleAsynchronousDatagramChannelImpl(family, toEventPort(group)); |
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} |
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} |