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/*
*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.server.queue;
import java.util.LinkedList;
import java.util.List;
import java.util.Collections;
import java.util.ArrayList;
import org.apache.qpid.AMQException;
import org.apache.qpid.framing.ContentHeaderBody;
import org.apache.qpid.framing.abstraction.MessagePublishInfo;
import org.apache.qpid.framing.abstraction.ContentChunk;
import org.apache.qpid.server.store.StoreContext;
/**
*/
public class InMemoryMessageHandle implements AMQMessageHandle
{
private ContentHeaderBody _contentHeaderBody;
private MessagePublishInfo _messagePublishInfo;
private List<ContentChunk> _contentBodies;
private boolean _redelivered;
private long _arrivalTime;
private final Long _messageId;
public InMemoryMessageHandle(final Long messageId)
{
_messageId = messageId;
}
public ContentHeaderBody getContentHeaderBody(StoreContext context) throws AMQException
{
return _contentHeaderBody;
}
public Long getMessageId()
{
return _messageId;
}
public int getBodyCount(StoreContext context)
{
return _contentBodies.size();
}
public long getBodySize(StoreContext context) throws AMQException
{
return getContentHeaderBody(context).bodySize;
}
public ContentChunk getContentChunk(StoreContext context, int index) throws AMQException, IllegalArgumentException
{
if (index > _contentBodies.size() - 1)
{
throw new IllegalArgumentException("Index " + index + " out of valid range 0 to " +
(_contentBodies.size() - 1));
}
return _contentBodies.get(index);
}
public void addContentBodyFrame(StoreContext storeContext, ContentChunk contentBody, boolean isLastContentBody)
throws AMQException
{
if(_contentBodies == null)
{
if(isLastContentBody)
{
_contentBodies = Collections.singletonList(contentBody);
}
else
{
_contentBodies = new ArrayList<ContentChunk>();
_contentBodies.add(contentBody);
}
}
else
{
_contentBodies.add(contentBody);
}
}
public MessagePublishInfo getMessagePublishInfo(StoreContext context) throws AMQException
{
return _messagePublishInfo;
}
public boolean isRedelivered()
{
return _redelivered;
}
public void setRedelivered(boolean redelivered)
{
_redelivered = redelivered;
}
public boolean isPersistent()
{
return false;
}
/**
* This is called when all the content has been received.
* @param messagePublishInfo
* @param contentHeaderBody
* @throws AMQException
*/
public void setPublishAndContentHeaderBody(StoreContext storeContext, MessagePublishInfo messagePublishInfo,
ContentHeaderBody contentHeaderBody)
throws AMQException
{
_messagePublishInfo = messagePublishInfo;
_contentHeaderBody = contentHeaderBody;
if(contentHeaderBody.bodySize == 0)
{
_contentBodies = Collections.EMPTY_LIST;
}
_arrivalTime = System.currentTimeMillis();
}
public void removeMessage(StoreContext storeContext) throws AMQException
{
// NO OP
}
public long getArrivalTime()
{
return _arrivalTime;
}
}
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