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//
// ========================================================================
// Copyright (c) 1995-2012 Mort Bay Consulting Pty. Ltd.
// ------------------------------------------------------------------------
// All rights reserved. This program and the accompanying materials
// are made available under the terms of the Eclipse Public License v1.0
// and Apache License v2.0 which accompanies this distribution.
//
// The Eclipse Public License is available at
// http://www.eclipse.org/legal/epl-v10.html
//
// The Apache License v2.0 is available at
// http://www.opensource.org/licenses/apache2.0.php
//
// You may elect to redistribute this code under either of these licenses.
// ========================================================================
//
package org.eclipse.jetty.spdy.api;
import java.nio.ByteBuffer;
/**
* <p>Specialized {@link DataInfo} for byte array content.</p>
*/
public class BytesDataInfo extends DataInfo
{
private final byte[] bytes;
private final int offset;
private final int length;
private int index;
public BytesDataInfo(byte[] bytes, boolean close)
{
this(bytes, 0, bytes.length, close);
}
public BytesDataInfo(byte[] bytes, int offset, int length, boolean close)
{
super(close, false);
this.bytes = bytes;
this.offset = offset;
this.length = length;
this.index = offset;
}
@Override
public int length()
{
return length;
}
@Override
public int available()
{
return length - index + offset;
}
@Override
public int readInto(ByteBuffer output)
{
int space = output.remaining();
int chunk = Math.min(available(), space);
output.put(bytes, index, chunk);
index += chunk;
return chunk;
}
@Override
public int readInto(byte[] bytes, int offset, int length)
{
int chunk = Math.min(available(), length);
System.arraycopy(this.bytes, index, bytes, offset, chunk);
index += chunk;
return chunk;
}
}
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