gnu.java.nio

Class VMChannel


public class VMChannel
extends Object

Native interface to support configuring of channel to run in a non-blocking manner and support scatter/gather io operations.

Method Summary

static VMChannel
getVMChannel(PlainSocketImpl socket)
static VMChannel
getVMChannel(PipeImpl.SinkChannelImpl sink)
static VMChannel
getVMChannel(PipeImpl.SourceChannelImpl source)
static VMChannel
getVMChannel(FileChannelImpl file)
int
read(ByteBuffer dst)
long
readScattering(ByteBuffer[] dsts, int offset, int length)
void
setBlocking(boolean blocking)
void
setBlocking(int fd, boolean blocking)
Set the file descriptor to have the required blocking setting.
int
write(ByteBuffer src)
long
writeGathering(ByteBuffer[] srcs, int offset, int length)

Methods inherited from class java.lang.Object

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

Method Details

getVMChannel

public static VMChannel getVMChannel(PlainSocketImpl socket)

getVMChannel

public static VMChannel getVMChannel(PipeImpl.SinkChannelImpl sink)

getVMChannel

public static VMChannel getVMChannel(PipeImpl.SourceChannelImpl source)

getVMChannel

public static VMChannel getVMChannel(FileChannelImpl file)

read

public int read(ByteBuffer dst)
            throws IOException

readScattering

public long readScattering(ByteBuffer[] dsts,
                           int offset,
                           int length)
            throws IOException

setBlocking

public void setBlocking(boolean blocking)

setBlocking

public void setBlocking(int fd,
                        boolean blocking)
Set the file descriptor to have the required blocking setting.
Parameters:
fd -
blocking -

write

public int write(ByteBuffer src)
            throws IOException

writeGathering

public long writeGathering(ByteBuffer[] srcs,
                           int offset,
                           int length)
            throws IOException

VMChannel.java -- Native interface suppling channel operations. Copyright (C) 2006 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.