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package org.glassfish.grizzly.memory;
import java.nio.ByteBuffer;
import java.nio.ReadOnlyBufferException;
import org.glassfish.grizzly.Buffer;
/**
* Read-only {@link HeapBuffer implementation}.
*
* @since 2.0
*/
class ReadOnlyHeapBuffer extends HeapBuffer {
// ------------------------------------------------------------ Constructors
ReadOnlyHeapBuffer(byte[] heap, int offset, int cap) {
super(heap, offset, cap);
}
// ------------------------------------------------- Methods from HeapBuffer
@Override
public HeapBuffer asReadOnlyBuffer() {
return this;
}
@Override
public boolean isReadOnly() {
return true;
}
@Override
public HeapBuffer prepend(Buffer header) {
throw new ReadOnlyBufferException();
}
@Override
public HeapBuffer put(int index, byte b) {
throw new ReadOnlyBufferException();
}
@Override
public HeapBuffer put(Buffer src) {
throw new ReadOnlyBufferException();
}
@Override
public HeapBuffer put(Buffer src, int position, int length) {
throw new ReadOnlyBufferException();
}
@Override
public Buffer put(ByteBuffer src) {
throw new ReadOnlyBufferException();
}
@Override
public Buffer put(ByteBuffer src, int position, int length) {
throw new ReadOnlyBufferException();
}
@Override
public HeapBuffer put(byte b) {
throw new ReadOnlyBufferException();
}
@Override
public HeapBuffer put(byte[] src) {
throw new ReadOnlyBufferException();
}
@Override
public HeapBuffer put(byte[] src, int offset, int length) {
throw new ReadOnlyBufferException();
}
@Override
public HeapBuffer putChar(char value) {
throw new ReadOnlyBufferException();
}
@Override
public HeapBuffer putChar(int index, char value) {
throw new ReadOnlyBufferException();
}
@Override
public HeapBuffer putShort(short value) {
throw new ReadOnlyBufferException();
}
@Override
public HeapBuffer putShort(int index, short value) {
throw new ReadOnlyBufferException();
}
@Override
public HeapBuffer putInt(int value) {
throw new ReadOnlyBufferException();
}
@Override
public HeapBuffer putInt(int index, int value) {
throw new ReadOnlyBufferException();
}
@Override
public HeapBuffer putLong(long value) {
throw new ReadOnlyBufferException();
}
@Override
public HeapBuffer putLong(int index, long value) {
throw new ReadOnlyBufferException();
}
@Override
public HeapBuffer putFloat(float value) {
throw new ReadOnlyBufferException();
}
@Override
public HeapBuffer putFloat(int index, float value) {
throw new ReadOnlyBufferException();
}
@Override
public HeapBuffer putDouble(double value) {
throw new ReadOnlyBufferException();
}
@Override
public HeapBuffer putDouble(int index, double value) {
throw new ReadOnlyBufferException();
}
@Override
protected HeapBuffer createHeapBuffer(final int offset, final int capacity) {
return new ReadOnlyHeapBuffer(heap, offset, capacity);
}
@Override
public ByteBuffer toByteBuffer() {
return super.toByteBuffer().asReadOnlyBuffer();
}
@Override
public ByteBuffer toByteBuffer(int position, int limit) {
return super.toByteBuffer(position, limit).asReadOnlyBuffer();
}
}