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/*
*
* Copyright (c) 2006 The Apache Software Foundation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
package org.apache.qpid.framing;
import org.apache.log4j.Logger;
import org.apache.mina.common.ByteBuffer;
import org.apache.mina.common.IoSession;
import org.apache.mina.filter.codec.ProtocolEncoderOutput;
import org.apache.mina.filter.codec.demux.MessageEncoder;
import java.util.HashSet;
import java.util.Set;
public class AMQDataBlockEncoder implements MessageEncoder
{
Logger _logger = Logger.getLogger(AMQDataBlockEncoder.class);
private Set _messageTypes;
public AMQDataBlockEncoder()
{
_messageTypes = new HashSet();
_messageTypes.add(EncodableAMQDataBlock.class);
}
public void encode(IoSession session, Object message, ProtocolEncoderOutput out) throws Exception
{
final AMQDataBlock frame = (AMQDataBlock) message;
int frameSize = (int)frame.getSize();
final ByteBuffer buffer = ByteBuffer.allocate(frameSize);
//buffer.setAutoExpand(true);
frame.writePayload(buffer);
if (_logger.isDebugEnabled())
{
_logger.debug("Encoded frame byte-buffer is '" + EncodingUtils.convertToHexString(buffer) + "'");
}
buffer.flip();
out.write(buffer);
}
public Set getMessageTypes()
{
return _messageTypes;
}
}
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