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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.mina.common.ByteBuffer;
public class AMQFrame extends AMQDataBlock implements EncodableAMQDataBlock
{
public int channel;
public AMQBody bodyFrame;
public AMQFrame()
{
}
public AMQFrame(int channel, AMQBody bodyFrame)
{
this.channel = channel;
this.bodyFrame = bodyFrame;
}
public long getSize()
{
return 1 + 2 + 4 + bodyFrame.getSize() + 1;
}
public void writePayload(ByteBuffer buffer)
{
buffer.put(bodyFrame.getType());
// TODO: how does channel get populated
EncodingUtils.writeUnsignedShort(buffer, channel);
EncodingUtils.writeUnsignedInteger(buffer, bodyFrame.getSize());
bodyFrame.writePayload(buffer);
buffer.put((byte) 0xCE);
}
/**
*
* @param buffer
* @param channel unsigned short
* @param bodySize unsigned integer
* @param bodyFactory
* @throws AMQFrameDecodingException
*/
public void populateFromBuffer(ByteBuffer buffer, int channel, long bodySize, BodyFactory bodyFactory)
throws AMQFrameDecodingException
{
this.channel = channel;
bodyFrame = bodyFactory.createBody(buffer);
bodyFrame.populateFromBuffer(buffer, bodySize);
}
public String toString()
{
return "Frame channelId: " + channel + ", bodyFrame: " + String.valueOf(bodyFrame);
}
}
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