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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [libjava/] [classpath/] [gnu/] [java/] [nio/] [SelectionKeyImpl.java] - Blame information for rev 769

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1 769 jeremybenn
/* SelectionKeyImpl.java --
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   Copyright (C) 2002, 2003, 2006 Free Software Foundation, Inc.
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This file is part of GNU Classpath.
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GNU Classpath is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GNU Classpath is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU Classpath; see the file COPYING.  If not, write to the
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Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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02110-1301 USA.
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Linking this library statically or dynamically with other modules is
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making a combined work based on this library.  Thus, the terms and
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conditions of the GNU General Public License cover the whole
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combination.
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As a special exception, the copyright holders of this library give you
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permission to link this library with independent modules to produce an
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executable, regardless of the license terms of these independent
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modules, and to copy and distribute the resulting executable under
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terms of your choice, provided that you also meet, for each linked
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independent module, the terms and conditions of the license of that
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module.  An independent module is a module which is not derived from
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or based on this library.  If you modify this library, you may extend
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this exception to your version of the library, but you are not
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obligated to do so.  If you do not wish to do so, delete this
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exception statement from your version. */
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package gnu.java.nio;
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import java.nio.channels.CancelledKeyException;
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import java.nio.channels.SelectableChannel;
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import java.nio.channels.SelectionKey;
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import java.nio.channels.Selector;
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import java.nio.channels.spi.AbstractSelectionKey;
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public abstract class SelectionKeyImpl extends AbstractSelectionKey
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{
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  private int readyOps;
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  private int interestOps;
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  private final SelectorImpl impl;
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  final SelectableChannel ch;
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  public SelectionKeyImpl (SelectableChannel ch, SelectorImpl impl)
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  {
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    this.ch  = ch;
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    this.impl = impl;
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  }
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  public SelectableChannel channel ()
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  {
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    return ch;
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  }
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  public synchronized int readyOps ()
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  {
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    if (!isValid())
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      throw new CancelledKeyException();
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    return readyOps;
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  }
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  public synchronized SelectionKey readyOps (int ops)
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  {
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    if (!isValid())
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      throw new CancelledKeyException();
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    readyOps = ops;
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    return this;
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  }
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  public int interestOps ()
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  {
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    if (!isValid())
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      throw new CancelledKeyException();
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    synchronized (impl.selectedKeys())
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      {
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        return interestOps;
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      }
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  }
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  public SelectionKey interestOps (int ops)
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  {
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    if (!isValid())
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      throw new CancelledKeyException();
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    synchronized (impl.selectedKeys())
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      {
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        interestOps = ops;
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      }
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    return this;
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  }
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  public Selector selector ()
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  {
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    return impl;
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  }
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  /* @deprecated */
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  public abstract int getNativeFD();
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}

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