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Diffstat (limited to 'libjava/java/nio/MappedByteBufferImpl.java')
| -rw-r--r-- | libjava/java/nio/MappedByteBufferImpl.java | 277 |
1 files changed, 277 insertions, 0 deletions
diff --git a/libjava/java/nio/MappedByteBufferImpl.java b/libjava/java/nio/MappedByteBufferImpl.java new file mode 100644 index 0000000..4227948 --- /dev/null +++ b/libjava/java/nio/MappedByteBufferImpl.java @@ -0,0 +1,277 @@ +/* MappedByteBufferImpl.java -- + Copyright (C) 2002, 2003 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., 59 Temple Place, Suite 330, Boston, MA +02111-1307 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. */ + + +package java.nio; + +import gnu.java.nio.FileChannelImpl; +import java.io.IOException; +import gnu.gcj.RawData; + +public class MappedByteBufferImpl extends MappedByteBuffer +{ + boolean readOnly; + RawData map_address; + public FileChannelImpl ch; + + public MappedByteBufferImpl (FileChannelImpl ch) throws IOException + { + super ((int) ch.size (), (int) ch.size (), 0, -1); + + this.ch = ch; + map_address = ch.map_address; + long si = ch.size () / 1; + limit ((int) si); + } + + public boolean isReadOnly () + { + return readOnly; + } + + public static byte getImpl (FileChannelImpl ch, int index, + int limit, RawData map_address) + { + throw new Error ("Not implemented"); + } + + public static void putImpl (FileChannelImpl ch, int index, + int limit, byte value, RawData map_address) + { + throw new Error ("Not implemented"); + } + + public byte get () + { + byte result = get (position()); + position (position() + 1); + return result; + } + + public ByteBuffer put (byte value) + { + put (position(), value); + position (position() + 1); + return this; + } + + public byte get (int index) + { + return getImpl (ch, index, limit (), map_address); + } + + public ByteBuffer put (int index, byte value) + { + putImpl (ch, index, limit (), value, map_address); + return this; + } + + public ByteBuffer compact () + { + throw new Error ("Not implemented"); + } + + public boolean isDirect () + { + return true; + } + + public ByteBuffer slice () + { + throw new Error ("Not implemented"); + } + + public ByteBuffer duplicate () + { + throw new Error ("Not implemented"); + } + + public ByteBuffer asReadOnlyBuffer () + { + throw new Error ("Not implemented"); + } + + public CharBuffer asCharBuffer () + { + return new CharViewBufferImpl (this, position (), remaining(), remaining (), 0, -1, isReadOnly ()); + } + + public ShortBuffer asShortBuffer () + { + return new ShortViewBufferImpl (this, position (), remaining(), remaining (), 0, -1, isReadOnly ()); + } + + public IntBuffer asIntBuffer () + { + return new IntViewBufferImpl (this, position (), remaining(), remaining (), 0, -1, isReadOnly ()); + } + + public LongBuffer asLongBuffer () + { + return new LongViewBufferImpl (this, position (), remaining(), remaining (), 0, -1, isReadOnly ()); + } + + public FloatBuffer asFloatBuffer () + { + return new FloatViewBufferImpl (this, position (), remaining(), remaining (), 0, -1, isReadOnly ()); + } + + public DoubleBuffer asDoubleBuffer () + { + return new DoubleViewBufferImpl (this, position (), remaining(), remaining (), 0, -1, isReadOnly ()); + } + + public char getChar () + { + throw new Error ("Not implemented"); + } + + public char getChar (int index) + { + throw new Error ("Not implemented"); + } + + public ByteBuffer putChar (char value) + { + throw new Error ("Not implemented"); + } + + public ByteBuffer putChar (int index, char value) + { + throw new Error ("Not implemented"); + } + + public double getDouble () + { + throw new Error ("Not implemented"); + } + + public double getDouble (int index) + { + throw new Error ("Not implemented"); + } + + public ByteBuffer putDouble (double value) + { + throw new Error ("Not implemented"); + } + + public ByteBuffer putDouble (int index, double value) + { + throw new Error ("Not implemented"); + } + + public float getFloat () + { + throw new Error ("Not implemented"); + } + + public float getFloat (int index) + { + throw new Error ("Not implemented"); + } + + public ByteBuffer putFloat (float value) + { + throw new Error ("Not implemented"); + } + + public ByteBuffer putFloat (int index, float value) + { + throw new Error ("Not implemented"); + } + + public int getInt () + { + throw new Error ("Not implemented"); + } + + public int getInt (int index) + { + throw new Error ("Not implemented"); + } + + public ByteBuffer putInt (int value) + { + throw new Error ("Not implemented"); + } + + public ByteBuffer putInt (int index, int value) + { + throw new Error ("Not implemented"); + } + + public long getLong () + { + throw new Error ("Not implemented"); + } + + public long getLong (int index) + { + throw new Error ("Not implemented"); + } + + public ByteBuffer putLong (long value) + { + throw new Error ("Not implemented"); + } + + public ByteBuffer putLong (int index, long value) + { + throw new Error ("Not implemented"); + } + + public short getShort () + { + throw new Error ("Not implemented"); + } + + public short getShort (int index) + { + throw new Error ("Not implemented"); + } + + public ByteBuffer putShort (short value) + { + throw new Error ("Not implemented"); + } + + public ByteBuffer putShort (int index, short value) + { + throw new Error ("Not implemented"); + } +} |