/*
*
* 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.protocol.converter.v0_10_v1_0;
import org.apache.qpid.server.message.AMQMessageHeader;
import org.apache.qpid.server.message.ServerMessage;
import org.apache.qpid.server.plugin.MessageConverter;
import org.apache.qpid.server.protocol.v0_10.MessageMetaData_0_10;
import org.apache.qpid.server.protocol.v0_10.MessageTransferMessage;
import org.apache.qpid.server.protocol.v1_0.MessageConverter_from_1_0;
import org.apache.qpid.server.protocol.v1_0.Message_1_0;
import org.apache.qpid.server.store.StoreFuture;
import org.apache.qpid.server.store.StoredMessage;
import org.apache.qpid.server.virtualhost.VirtualHost;
import org.apache.qpid.transport.DeliveryProperties;
import org.apache.qpid.transport.Header;
import org.apache.qpid.transport.MessageDeliveryPriority;
import org.apache.qpid.transport.MessageProperties;
import org.apache.qpid.transport.ReplyTo;
import java.nio.ByteBuffer;
public class MessageConverter_1_0_to_v0_10 implements MessageConverter<Message_1_0, MessageTransferMessage>
{
public Class<Message_1_0> getInputClass()
{
return Message_1_0.class;
}
@Override
public Class<MessageTransferMessage> getOutputClass()
{
return MessageTransferMessage.class;
}
@Override
public MessageTransferMessage convert(Message_1_0 serverMsg, VirtualHost vhost)
{
return new MessageTransferMessage(convertToStoredMessage(serverMsg, vhost), null);
}
private StoredMessage<MessageMetaData_0_10> convertToStoredMessage(final Message_1_0 serverMsg,
final VirtualHost vhost)
{
Object bodyObject = MessageConverter_from_1_0.convertBodyToObject(serverMsg);
final byte[] messageContent = MessageConverter_from_1_0.convertToBody(bodyObject);
final MessageMetaData_0_10 messageMetaData_0_10 = convertMetaData(serverMsg,
vhost,
MessageConverter_from_1_0.getBodyMimeType(bodyObject),
messageContent.length);
return new StoredMessage<MessageMetaData_0_10>()
{
@Override
public MessageMetaData_0_10 getMetaData()
{
return messageMetaData_0_10;
}
@Override
public long getMessageNumber()
{
return serverMsg.getMessageNumber();
}
@Override
public void addContent(int offsetInMessage, ByteBuffer src)
{
throw new UnsupportedOperationException();
}
@Override
public int getContent(int offsetInMessage, ByteBuffer dst)
{
int size = messageContent.length - offsetInMessage;
if(dst.remaining() < size)
{
size = dst.remaining();
}
ByteBuffer buf = ByteBuffer.wrap(messageContent, offsetInMessage, size);
dst.put(buf);
return size;
}
@Override
public ByteBuffer getContent(int offsetInMessage, int size)
{
return ByteBuffer.wrap(messageContent, offsetInMessage, size);
}
@Override
public StoreFuture flushToStore()
{
return StoreFuture.IMMEDIATE_FUTURE;
}
@Override
public void remove()
{
throw new UnsupportedOperationException();
}
};
}
private MessageMetaData_0_10 convertMetaData(Message_1_0 serverMsg,
final VirtualHost vhost,
final String bodyMimeType,
final int size)
{
DeliveryProperties deliveryProps = new DeliveryProperties();
MessageProperties messageProps = new MessageProperties();
final AMQMessageHeader origHeader = serverMsg.getMessageHeader();
deliveryProps.setExpiration(serverMsg.getExpiration());
deliveryProps.setPriority(MessageDeliveryPriority.get(origHeader.getPriority()));
deliveryProps.setRoutingKey(serverMsg.getInitialRoutingAddress());
deliveryProps.setTimestamp(origHeader.getTimestamp());
messageProps.setContentEncoding(origHeader.getEncoding());
messageProps.setContentLength(size);
messageProps.setContentType(bodyMimeType);
if(origHeader.getCorrelationId() != null)
{
messageProps.setCorrelationId(origHeader.getCorrelationId().getBytes());
}
final String origReplyTo = origHeader.getReplyTo();
if(origReplyTo != null && !origReplyTo.equals(""))
{
ReplyTo replyTo;
if(origReplyTo.startsWith("/"))
{
replyTo = new ReplyTo("",origReplyTo);
}
else if(origReplyTo.contains("/"))
{
String[] parts = origReplyTo.split("/",2);
replyTo = new ReplyTo(parts[0],parts[1]);
}
else if(vhost.getExchange(origReplyTo) != null)
{
replyTo = new ReplyTo(origReplyTo,"");
}
else
{
replyTo = new ReplyTo("",origReplyTo);
}
messageProps.setReplyTo(replyTo);
}
messageProps.setApplicationHeaders(serverMsg.getMessageHeader().getHeadersAsMap());
Header header = new Header(deliveryProps, messageProps, null);
return new MessageMetaData_0_10(header, size, serverMsg.getArrivalTime());
}
@Override
public String getType()
{
return "v1-0 to v0-10";
}
}