001/* ScatteringByteChannel.java --
002   Copyright (C) 2002 Free Software Foundation, Inc.
003
004This file is part of GNU Classpath.
005
006GNU Classpath is free software; you can redistribute it and/or modify
007it under the terms of the GNU General Public License as published by
008the Free Software Foundation; either version 2, or (at your option)
009any later version.
010
011GNU Classpath is distributed in the hope that it will be useful, but
012WITHOUT ANY WARRANTY; without even the implied warranty of
013MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
014General Public License for more details.
015
016You should have received a copy of the GNU General Public License
017along with GNU Classpath; see the file COPYING.  If not, write to the
018Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
01902110-1301 USA.
020
021Linking this library statically or dynamically with other modules is
022making a combined work based on this library.  Thus, the terms and
023conditions of the GNU General Public License cover the whole
024combination.
025
026As a special exception, the copyright holders of this library give you
027permission to link this library with independent modules to produce an
028executable, regardless of the license terms of these independent
029modules, and to copy and distribute the resulting executable under
030terms of your choice, provided that you also meet, for each linked
031independent module, the terms and conditions of the license of that
032module.  An independent module is a module which is not derived from
033or based on this library.  If you modify this library, you may extend
034this exception to your version of the library, but you are not
035obligated to do so.  If you do not wish to do so, delete this
036exception statement from your version. */
037
038package java.nio.channels;
039
040import java.io.IOException;
041import java.nio.ByteBuffer;
042
043
044public interface ScatteringByteChannel extends ReadableByteChannel
045{
046  /**
047   * Reads a sequence of bytes from this channel into a subsequence of the
048   * given buffers
049   *
050   * @exception AsynchronousCloseException If another thread closes this
051   * channel while the write operation is in progress
052   * @exception ClosedByInterruptException If another thread interrupts the
053   * current thread while the write operation is in progress, thereby closing
054   * the channel and setting the current thread's interrupt status
055   * @exception ClosedChannelException If this channel is closed
056   * @exception IndexOutOfBoundsException If the preconditions on the offset
057   * and length parameters do not hold
058   * @exception IOException If an error occurs
059   * @exception NonReadableChannelException If this channel was not opened for
060   * reading
061   */
062  long read(ByteBuffer[] srcs, int offset, int length)
063    throws IOException;
064
065  /**
066   * Reads a sequence of bytes from this channel into the given buffers
067   *
068   * @exception AsynchronousCloseException If another thread closes this
069   * channel while the write operation is in progress
070   * @exception ClosedByInterruptException If another thread interrupts the
071   * current thread while the write operation is in progress, thereby closing
072   * the channel and setting the current thread's interrupt status
073   * @exception ClosedChannelException If this channel is closed
074   * @exception IOException If an error occurs
075   * @exception NonReadableChannelException If this channel was not opened for
076   * reading
077   */
078  long read(ByteBuffer[] srcs) throws IOException;
079}