/* MappedLongFileBuffer.java -- Copyright (C) 2002 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.classpath.RawData; final public class MappedLongFileBuffer extends LongBuffer { public RawData map_address; boolean ro; boolean direct; public FileChannelImpl ch; public MappedLongFileBuffer(FileChannelImpl ch) { // FIXME super (0, 0, 0, 0); this.ch = ch; map_address = ch.map_address; } public MappedLongFileBuffer(MappedLongFileBuffer b) { // FIXME super (0, 0, 0, 0); this.ro = b.ro; this.ch = b.ch; map_address = b.map_address; } public boolean isReadOnly() { return ro; } final public long get() { long a = MappedByteFileBuffer.nio_read_Long_file_channel(ch, position(), limit(), map_address); position(position() + 8); return a; } final public LongBuffer put(long b) { MappedByteFileBuffer.nio_write_Long_file_channel(ch, position(), limit(), b, map_address); position(position() + 8); return this; } final public long get(int index) { long a = MappedByteFileBuffer.nio_read_Long_file_channel(ch, index, limit(), map_address); return a; } final public LongBuffer put(int index, long b) { MappedByteFileBuffer.nio_write_Long_file_channel(ch, index, limit(), b, map_address); return this; } final public LongBuffer compact() { return this; } final public boolean isDirect() { return direct; } final public LongBuffer slice() { MappedLongFileBuffer A = new MappedLongFileBuffer(this); return A; } public LongBuffer duplicate() { return new MappedLongFileBuffer(this); } public LongBuffer asReadOnlyBuffer() { MappedLongFileBuffer b = new MappedLongFileBuffer(this); b.ro = true; return b; } final public ByteBuffer asByteBuffer() { ByteBuffer res = new MappedByteFileBuffer(ch); res.limit((limit()*8)/1); return res; } final public byte getByte() { byte a = MappedByteFileBuffer.nio_read_Byte_file_channel(ch, position(), limit(), map_address); position(position() + 8); return a; } final public LongBuffer putByte(byte value) { MappedByteFileBuffer.nio_write_Byte_file_channel(ch, position(), limit(), value, map_address); position(position() + 8); return this; } final public byte getByte(int index) { byte a = MappedByteFileBuffer.nio_read_Byte_file_channel(ch, index, limit(), map_address); return a; } final public LongBuffer putByte(int index, byte value) { MappedByteFileBuffer.nio_write_Byte_file_channel(ch, index, limit(), value, map_address); return this; }; final public CharBuffer asCharBuffer() { CharBuffer res = new MappedCharFileBuffer(ch); res.limit((limit()*8)/2); return res; } final public char getChar() { char a = MappedByteFileBuffer.nio_read_Char_file_channel(ch, position(), limit(), map_address); position(position() + 8); return a; } final public LongBuffer putChar(char value) { MappedByteFileBuffer.nio_write_Char_file_channel(ch, position(), limit(), value, map_address); position(position() + 8); return this; } final public char getChar(int index) { char a = MappedByteFileBuffer.nio_read_Char_file_channel(ch, index, limit(), map_address); return a; } final public LongBuffer putChar(int index, char value) { MappedByteFileBuffer.nio_write_Char_file_channel(ch, index, limit(), value, map_address); return this; }; final public ShortBuffer asShortBuffer() { ShortBuffer res = new MappedShortFileBuffer(ch); res.limit((limit()*8)/2); return res; } final public short getShort() { short a = MappedByteFileBuffer.nio_read_Short_file_channel(ch, position(), limit(), map_address); position(position() + 8); return a; } final public LongBuffer putShort(short value) { MappedByteFileBuffer.nio_write_Short_file_channel(ch, position(), limit(), value, map_address); position(position() + 8); return this; } final public short getShort(int index) { short a = MappedByteFileBuffer.nio_read_Short_file_channel(ch, index, limit(), map_address); return a; } final public LongBuffer putShort(int index, short value) { MappedByteFileBuffer.nio_write_Short_file_channel(ch, index, limit(), value, map_address); return this; }; final public IntBuffer asIntBuffer() { IntBuffer res = new MappedIntFileBuffer(ch); res.limit((limit()*8)/4); return res; } final public int getInt() { int a = MappedByteFileBuffer.nio_read_Int_file_channel(ch, position(), limit(), map_address); position(position() + 8); return a; } final public LongBuffer putInt(int value) { MappedByteFileBuffer.nio_write_Int_file_channel(ch, position(), limit(), value, map_address); position(position() + 8); return this; } final public int getInt(int index) { int a = MappedByteFileBuffer.nio_read_Int_file_channel(ch, index, limit(), map_address); return a; } final public LongBuffer putInt(int index, int value) { MappedByteFileBuffer.nio_write_Int_file_channel(ch, index, limit(), value, map_address); return this; }; final public LongBuffer asLongBuffer() { LongBuffer res = new MappedLongFileBuffer(ch); res.limit((limit()*8)/8); return res; } final public long getLong() { long a = MappedByteFileBuffer.nio_read_Long_file_channel(ch, position(), limit(), map_address); position(position() + 8); return a; } final public LongBuffer putLong(long value) { MappedByteFileBuffer.nio_write_Long_file_channel(ch, position(), limit(), value, map_address); position(position() + 8); return this; } final public long getLong(int index) { long a = MappedByteFileBuffer.nio_read_Long_file_channel(ch, index, limit(), map_address); return a; } final public LongBuffer putLong(int index, long value) { MappedByteFileBuffer.nio_write_Long_file_channel(ch, index, limit(), value, map_address); return this; }; final public FloatBuffer asFloatBuffer() { FloatBuffer res = new MappedFloatFileBuffer(ch); res.limit((limit()*8)/4); return res; } final public float getFloat() { float a = MappedByteFileBuffer.nio_read_Float_file_channel(ch, position(), limit(), map_address); position(position() + 8); return a; } final public LongBuffer putFloat(float value) { MappedByteFileBuffer.nio_write_Float_file_channel(ch, position(), limit(), value, map_address); position(position() + 8); return this; } final public float getFloat(int index) { float a = MappedByteFileBuffer.nio_read_Float_file_channel(ch, index, limit(), map_address); return a; } final public LongBuffer putFloat(int index, float value) { MappedByteFileBuffer.nio_write_Float_file_channel(ch, index, limit(), value, map_address); return this; }; final public DoubleBuffer asDoubleBuffer() { DoubleBuffer res = new MappedDoubleFileBuffer(ch); res.limit((limit()*8)/8); return res; } final public double getDouble() { double a = MappedByteFileBuffer.nio_read_Double_file_channel(ch, position(), limit(), map_address); position(position() + 8); return a; } final public LongBuffer putDouble(double value) { MappedByteFileBuffer.nio_write_Double_file_channel(ch, position(), limit(), value, map_address); position(position() + 8); return this; } final public double getDouble(int index) { double a = MappedByteFileBuffer.nio_read_Double_file_channel(ch, index, limit(), map_address); return a; } final public LongBuffer putDouble(int index, double value) { MappedByteFileBuffer.nio_write_Double_file_channel(ch, index, limit(), value, map_address); return this; }; final public ByteOrder order () { return ByteOrder.nativeOrder (); } }