java.nio.channels.spi

Class AbstractInterruptibleChannel

Implemented Interfaces:
Channel, Closeable, InterruptibleChannel
Known Direct Subclasses:
FileChannel, SelectableChannel

public abstract class AbstractInterruptibleChannel
extends Object
implements Channel, InterruptibleChannel

Since:
1.4

Constructor Summary

AbstractInterruptibleChannel()
Initializes the channel.

Method Summary

protected void
begin()
Marks the beginning of an I/O operation that might block indefinitely.
void
close()
Closes the channel.
protected void
end(boolean completed)
Marks the end of an I/O operation that might block indefinitely.
protected abstract void
implCloseChannel()
Closes the channel.
boolean
isOpen()
Tells whether or not this channel is open.

Methods inherited from class java.lang.Object

clone, equals, extends Object> getClass, finalize, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

AbstractInterruptibleChannel

protected AbstractInterruptibleChannel()
Initializes the channel.

Method Details

begin

protected final void begin()
Marks the beginning of an I/O operation that might block indefinitely.

close

public final void close()
            throws IOException
Closes the channel.
Specified by:
close in interface Channel
close in interface Closeable
close in interface InterruptibleChannel
Throws:
IOException - If an error occurs

end

protected final void end(boolean completed)
            throws AsynchronousCloseException
Marks the end of an I/O operation that might block indefinitely.
Parameters:
completed - true if the task completed successfully, false otherwise
Throws:
AsynchronousCloseException - If the channel was asynchronously closed.

implCloseChannel

protected abstract void implCloseChannel()
            throws IOException
Closes the channel.
Throws:
IOException - If an error occurs

isOpen

public final boolean isOpen()
Tells whether or not this channel is open.
Specified by:
isOpen in interface Channel
Returns:
true if the channel is open, false otherwise

AbstractInterruptibleChannel.java -- Copyright (C) 2002, 2004 Free Software Foundation, Inc. This file is part of GNU Classpath. GNU Classpath is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2, or (at your option) any later version. GNU Classpath 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 for more details. You should have received a copy of the GNU General Public License along with GNU Classpath; see the file COPYING. If not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. Linking this library statically or dynamically with other modules is making a combined work based on this library. Thus, the terms and conditions of the GNU General Public License cover the whole combination. As a special exception, the copyright holders of this library give you permission to link this library with independent modules to produce an executable, regardless of the license terms of these independent modules, and to copy and distribute the resulting executable under terms of your choice, provided that you also meet, for each linked independent module, the terms and conditions of the license of that module. An independent module is a module which is not derived from or based on this library. If you modify this library, you may extend this exception to your version of the library, but you are not obligated to do so. If you do not wish to do so, delete this exception statement from your version.