001 /** 002 * Licensed to the Apache Software Foundation (ASF) under one or more 003 * contributor license agreements. See the NOTICE file distributed with 004 * this work for additional information regarding copyright ownership. 005 * The ASF licenses this file to You under the Apache License, Version 2.0 006 * (the "License"); you may not use this file except in compliance with 007 * the License. You may obtain a copy of the License at 008 * 009 * http://www.apache.org/licenses/LICENSE-2.0 010 * 011 * Unless required by applicable law or agreed to in writing, software 012 * distributed under the License is distributed on an "AS IS" BASIS, 013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 014 * See the License for the specific language governing permissions and 015 * limitations under the License. 016 */ 017 package org.apache.activemq.store.kahadaptor; 018 019 import java.io.DataInput; 020 import java.io.DataOutput; 021 import java.io.IOException; 022 import org.apache.activemq.command.MessageId; 023 import org.apache.activemq.kaha.Marshaller; 024 import org.apache.activemq.kaha.impl.index.IndexItem; 025 026 /** 027 * Marshall a TopicSubAck 028 * 029 * 030 */ 031 public class ConsumerMessageRefMarshaller implements Marshaller { 032 033 /** 034 * @param object 035 * @param dataOut 036 * @throws IOException 037 * @see org.apache.activemq.kaha.Marshaller#writePayload(java.lang.Object, 038 * java.io.DataOutput) 039 */ 040 public void writePayload(Object object, DataOutput dataOut) throws IOException { 041 ConsumerMessageRef ref = (ConsumerMessageRef)object; 042 dataOut.writeUTF(ref.getMessageId().toString()); 043 IndexItem item = (IndexItem)ref.getMessageEntry(); 044 dataOut.writeLong(item.getOffset()); 045 item.write(dataOut); 046 item = (IndexItem)ref.getAckEntry(); 047 dataOut.writeLong(item.getOffset()); 048 item.write(dataOut); 049 050 } 051 052 /** 053 * @param dataIn 054 * @return payload 055 * @throws IOException 056 * @see org.apache.activemq.kaha.Marshaller#readPayload(java.io.DataInput) 057 */ 058 public Object readPayload(DataInput dataIn) throws IOException { 059 ConsumerMessageRef ref = new ConsumerMessageRef(); 060 ref.setMessageId(new MessageId(dataIn.readUTF())); 061 IndexItem item = new IndexItem(); 062 item.setOffset(dataIn.readLong()); 063 item.read(dataIn); 064 ref.setMessageEntry(item); 065 item = new IndexItem(); 066 item.setOffset(dataIn.readLong()); 067 item.read(dataIn); 068 ref.setAckEntry(item); 069 return ref; 070 } 071 }