/*
 * @(#)Heap-X-Buffer.java	1.24 01/12/03
 *
 * Copyright 2002 Sun Microsystems, Inc. All rights reserved.
 * SUN PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 */

// -- This file was mechanically generated: Do not edit! -- //

package java.nio;


/**

 * A read/write HeapByteBuffer.






 */

class HeapByteBuffer
    extends ByteBuffer
{

    // For speed these fields are actually declared in X-Buffer;
    // these declarations are here as documentation
    /*

    protected final byte[] hb;
    protected final int offset;

    */

    HeapByteBuffer(int cap, int lim) {		// package-private

	super(-1, 0, lim, cap, new byte[cap], 0);
	/*
	hb = new byte[cap];
	offset = 0;
	*/




    }

    HeapByteBuffer(byte[] buf, int off, int len) { // package-private

	super(-1, off, off + len, buf.length, buf, 0);
	/*
	hb = buf;
	offset = 0;
	*/




    }

    protected HeapByteBuffer(byte[] buf,
				   int mark, int pos, int lim, int cap,
				   int off)
    {

	super(mark, pos, lim, cap, buf, off);
	/*
	hb = buf;
	offset = off;
	*/




    }

    public ByteBuffer slice() {
	return new HeapByteBuffer(hb,
					-1,
					0,
					this.remaining(),
					this.remaining(),
					this.position());
    }

    public ByteBuffer duplicate() {
	return new HeapByteBuffer(hb,
					this.markValue(),
					this.position(),
					this.limit(),
					this.capacity(),
					offset);
    }

    public ByteBuffer asReadOnlyBuffer() {

	return new HeapByteBufferR(hb,
				     this.markValue(),
				     this.position(),
				     this.limit(),
				     this.capacity(),
				     offset);



    }



    protected int ix(int i) {
	return i + offset;
    }

    public byte get() {
	return hb[ix(nextGetIndex())];
    }

    public byte get(int i) {
	return hb[ix(checkIndex(i))];
    }

    public ByteBuffer get(byte[] dst, int offset, int length) {
	checkBounds(offset, length, dst.length);
	if (length > remaining())
	    throw new BufferUnderflowException();
	System.arraycopy(hb, ix(position()), dst, offset, length);
	position(position() + length);
	return this;
    }

    public boolean isDirect() {
	return false;
    }



    public boolean isReadOnly() {
	return false;
    }

    public ByteBuffer put(byte x) {

	hb[ix(nextPutIndex())] = x;
	return this;



    }

    public ByteBuffer put(int i, byte x) {

	hb[ix(checkIndex(i))] = x;
	return this;



    }

    public ByteBuffer put(byte[] src, int offset, int length) {

	checkBounds(offset, length, src.length);
	if (length > remaining())
	    throw new BufferOverflowException();
	System.arraycopy(src, offset, hb, ix(position()), length);
	position(position() + length);
	return this;



    }

    public ByteBuffer put(ByteBuffer src) {

	if (src instanceof HeapByteBuffer) {
	    if (src == this)
		throw new IllegalArgumentException();
	    HeapByteBuffer sb = (HeapByteBuffer)src;
	    int n = sb.remaining();
	    if (n > remaining())
		throw new BufferOverflowException();
	    System.arraycopy(sb.hb, sb.ix(sb.position()),
			     hb, ix(position()), n);
	    sb.position(sb.position() + n);
	    position(position() + n);
	} else {
	    super.put(src);
	}
	return this;



    }

    public ByteBuffer compact() {

	System.arraycopy(hb, ix(position()), hb, ix(0), remaining());
	position(remaining());
	limit(capacity());
	return this;



    }





    byte _get(int i) {				// package-private
	return hb[i];
    }

    void _put(int i, byte b) {			// package-private

	hb[i] = b;



    }

    // char



    public char getChar() {
	return Bits.getChar(this, ix(nextGetIndex(2)), bigEndian);
    }

    public char getChar(int i) {
	return Bits.getChar(this, ix(checkIndex(i, 2)), bigEndian);
    }



    public ByteBuffer putChar(char x) {

	Bits.putChar(this, ix(nextPutIndex(2)), x, bigEndian);
	return this;



    }

    public ByteBuffer putChar(int i, char x) {

	Bits.putChar(this, ix(checkIndex(i, 2)), x, bigEndian);
	return this;



    }

    public CharBuffer asCharBuffer() {
	int size = this.remaining() >> 1;
	int off = offset + position();
	return (bigEndian
		? (CharBuffer)(new ByteBufferAsCharBufferB(this,
							       -1,
							       0,
							       size,
							       size,
							       off))
		: (CharBuffer)(new ByteBufferAsCharBufferL(this,
							       -1,
							       0,
							       size,
							       size,
							       off)));
    }


    // short



    public short getShort() {
	return Bits.getShort(this, ix(nextGetIndex(2)), bigEndian);
    }

    public short getShort(int i) {
	return Bits.getShort(this, ix(checkIndex(i, 2)), bigEndian);
    }



    public ByteBuffer putShort(short x) {

	Bits.putShort(this, ix(nextPutIndex(2)), x, bigEndian);
	return this;



    }

    public ByteBuffer putShort(int i, short x) {

	Bits.putShort(this, ix(checkIndex(i, 2)), x, bigEndian);
	return this;



    }

    public ShortBuffer asShortBuffer() {
	int size = this.remaining() >> 1;
	int off = offset + position();
	return (bigEndian
		? (ShortBuffer)(new ByteBufferAsShortBufferB(this,
								 -1,
								 0,
								 size,
								 size,
								 off))
		: (ShortBuffer)(new ByteBufferAsShortBufferL(this,
								 -1,
								 0,
								 size,
								 size,
								 off)));
    }


    // int



    public int getInt() {
	return Bits.getInt(this, ix(nextGetIndex(4)), bigEndian);
    }

    public int getInt(int i) {
	return Bits.getInt(this, ix(checkIndex(i, 4)), bigEndian);
    }



    public ByteBuffer putInt(int x) {

	Bits.putInt(this, ix(nextPutIndex(4)), x, bigEndian);
	return this;



    }

    public ByteBuffer putInt(int i, int x) {

	Bits.putInt(this, ix(checkIndex(i, 4)), x, bigEndian);
	return this;



    }

    public IntBuffer asIntBuffer() {
	int size = this.remaining() >> 2;
	int off = offset + position();
	return (bigEndian
		? (IntBuffer)(new ByteBufferAsIntBufferB(this,
							     -1,
							     0,
							     size,
							     size,
							     off))
		: (IntBuffer)(new ByteBufferAsIntBufferL(this,
							     -1,
							     0,
							     size,
							     size,
							     off)));
    }


    // long



    public long getLong() {
	return Bits.getLong(this, ix(nextGetIndex(8)), bigEndian);
    }

    public long getLong(int i) {
	return Bits.getLong(this, ix(checkIndex(i, 8)), bigEndian);
    }



    public ByteBuffer putLong(long x) {

	Bits.putLong(this, ix(nextPutIndex(8)), x, bigEndian);
	return this;



    }

    public ByteBuffer putLong(int i, long x) {

	Bits.putLong(this, ix(checkIndex(i, 8)), x, bigEndian);
	return this;



    }

    public LongBuffer asLongBuffer() {
	int size = this.remaining() >> 3;
	int off = offset + position();
	return (bigEndian
		? (LongBuffer)(new ByteBufferAsLongBufferB(this,
							       -1,
							       0,
							       size,
							       size,
							       off))
		: (LongBuffer)(new ByteBufferAsLongBufferL(this,
							       -1,
							       0,
							       size,
							       size,
							       off)));
    }


    // float



    public float getFloat() {
	return Bits.getFloat(this, ix(nextGetIndex(4)), bigEndian);
    }

    public float getFloat(int i) {
	return Bits.getFloat(this, ix(checkIndex(i, 4)), bigEndian);
    }



    public ByteBuffer putFloat(float x) {

	Bits.putFloat(this, ix(nextPutIndex(4)), x, bigEndian);
	return this;



    }

    public ByteBuffer putFloat(int i, float x) {

	Bits.putFloat(this, ix(checkIndex(i, 4)), x, bigEndian);
	return this;



    }

    public FloatBuffer asFloatBuffer() {
	int size = this.remaining() >> 2;
	int off = offset + position();
	return (bigEndian
		? (FloatBuffer)(new ByteBufferAsFloatBufferB(this,
								 -1,
								 0,
								 size,
								 size,
								 off))
		: (FloatBuffer)(new ByteBufferAsFloatBufferL(this,
								 -1,
								 0,
								 size,
								 size,
								 off)));
    }


    // double



    public double getDouble() {
	return Bits.getDouble(this, ix(nextGetIndex(8)), bigEndian);
    }

    public double getDouble(int i) {
	return Bits.getDouble(this, ix(checkIndex(i, 8)), bigEndian);
    }



    public ByteBuffer putDouble(double x) {

	Bits.putDouble(this, ix(nextPutIndex(8)), x, bigEndian);
	return this;



    }

    public ByteBuffer putDouble(int i, double x) {

	Bits.putDouble(this, ix(checkIndex(i, 8)), x, bigEndian);
	return this;



    }

    public DoubleBuffer asDoubleBuffer() {
	int size = this.remaining() >> 3;
	int off = offset + position();
	return (bigEndian
		? (DoubleBuffer)(new ByteBufferAsDoubleBufferB(this,
								   -1,
								   0,
								   size,
								   size,
								   off))
		: (DoubleBuffer)(new ByteBufferAsDoubleBufferL(this,
								   -1,
								   0,
								   size,
								   size,
								   off)));
    }








































}
