| /* |
| * |
| * 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.v0_10; |
| |
| import java.io.ByteArrayOutputStream; |
| import java.io.IOException; |
| import java.io.ObjectOutputStream; |
| import java.nio.ByteBuffer; |
| import java.nio.charset.Charset; |
| import java.util.Collection; |
| import java.util.List; |
| import java.util.Map; |
| |
| import org.apache.qpid.bytebuffer.QpidByteBuffer; |
| import org.apache.qpid.server.message.ServerMessage; |
| import org.apache.qpid.server.model.NamedAddressSpace; |
| import org.apache.qpid.server.plugin.MessageConverter; |
| import org.apache.qpid.server.plugin.PluggableService; |
| import org.apache.qpid.server.store.StoredMessage; |
| import org.apache.qpid.server.util.ConnectionScopedRuntimeException; |
| 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.codec.BBEncoder; |
| |
| @PluggableService |
| public class MessageConverter_v0_10 implements MessageConverter<ServerMessage, MessageTransferMessage> |
| { |
| |
| public static final Charset UTF_8 = Charset.forName("UTF-8"); |
| |
| @Override |
| public Class<ServerMessage> getInputClass() |
| { |
| return ServerMessage.class; |
| } |
| |
| @Override |
| public Class<MessageTransferMessage> getOutputClass() |
| { |
| return MessageTransferMessage.class; |
| } |
| |
| @Override |
| public MessageTransferMessage convert(ServerMessage serverMsg, NamedAddressSpace addressSpace) |
| { |
| return new MessageTransferMessage(convertToStoredMessage(serverMsg), null); |
| } |
| |
| private StoredMessage<MessageMetaData_0_10> convertToStoredMessage(final ServerMessage<?> serverMsg) |
| { |
| final MessageMetaData_0_10 messageMetaData_0_10 = convertMetaData(serverMsg); |
| |
| 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 Collection<QpidByteBuffer> getContent(final int offset, final int length) |
| { |
| return serverMsg.getContent(offset, length); |
| } |
| |
| @Override |
| public void remove() |
| { |
| throw new UnsupportedOperationException(); |
| } |
| |
| @Override |
| public boolean isInMemory() |
| { |
| return true; |
| } |
| |
| @Override |
| public boolean flowToDisk() |
| { |
| return false; |
| } |
| }; |
| } |
| |
| private MessageMetaData_0_10 convertMetaData(ServerMessage serverMsg) |
| { |
| DeliveryProperties deliveryProps = new DeliveryProperties(); |
| MessageProperties messageProps = new MessageProperties(); |
| |
| int size = (int) serverMsg.getSize(); |
| |
| deliveryProps.setExpiration(serverMsg.getExpiration()); |
| deliveryProps.setPriority(MessageDeliveryPriority.get(serverMsg.getMessageHeader().getPriority())); |
| deliveryProps.setRoutingKey(serverMsg.getInitialRoutingAddress()); |
| deliveryProps.setTimestamp(serverMsg.getMessageHeader().getTimestamp()); |
| |
| messageProps.setContentEncoding(serverMsg.getMessageHeader().getEncoding()); |
| messageProps.setContentLength(size); |
| messageProps.setContentType(serverMsg.getMessageHeader().getMimeType()); |
| if(serverMsg.getMessageHeader().getCorrelationId() != null) |
| { |
| messageProps.setCorrelationId(serverMsg.getMessageHeader().getCorrelationId().getBytes()); |
| } |
| |
| Header header = new Header(deliveryProps, messageProps, null); |
| return new MessageMetaData_0_10(header, size, serverMsg.getArrivalTime()); |
| } |
| |
| |
| public static byte[] convertToBody(Object object) |
| { |
| if(object instanceof String) |
| { |
| return ((String)object).getBytes(UTF_8); |
| } |
| else if(object instanceof byte[]) |
| { |
| return (byte[]) object; |
| } |
| else if(object instanceof Map) |
| { |
| BBEncoder encoder = new BBEncoder(1024); |
| encoder.writeMap((Map)object); |
| ByteBuffer buf = encoder.segment(); |
| int remaining = buf.remaining(); |
| byte[] data = new byte[remaining]; |
| buf.get(data); |
| return data; |
| |
| } |
| else if(object instanceof List) |
| { |
| BBEncoder encoder = new BBEncoder(1024); |
| encoder.writeList((List) object); |
| ByteBuffer buf = encoder.segment(); |
| int remaining = buf.remaining(); |
| byte[] data = new byte[remaining]; |
| buf.get(data); |
| return data; |
| } |
| else |
| { |
| ByteArrayOutputStream bytesOut = new ByteArrayOutputStream(); |
| try |
| { |
| ObjectOutputStream os = new ObjectOutputStream(bytesOut); |
| os.writeObject(object); |
| return bytesOut.toByteArray(); |
| } |
| catch (IOException e) |
| { |
| throw new ConnectionScopedRuntimeException(e); |
| } |
| } |
| } |
| |
| public static String getBodyMimeType(Object object) |
| { |
| if(object instanceof String) |
| { |
| return "text/plain"; |
| } |
| else if(object instanceof byte[]) |
| { |
| return "application/octet-stream"; |
| } |
| else if(object instanceof Map) |
| { |
| return "amqp/map"; |
| } |
| else if(object instanceof List) |
| { |
| return "amqp/list"; |
| } |
| else |
| { |
| return "application/java-object-stream"; |
| } |
| } |
| |
| |
| @Override |
| public String getType() |
| { |
| return "Unknown to v0-10"; |
| } |
| } |