| /** |
| * 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.activemq.store.kahadaptor; |
| |
| import java.io.DataInput; |
| import java.io.DataOutput; |
| import java.io.IOException; |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.apache.activemq.command.BaseCommand; |
| import org.apache.activemq.kaha.Marshaller; |
| import org.apache.activemq.util.ByteSequence; |
| import org.apache.activemq.wireformat.WireFormat; |
| |
| /** |
| * Marshall a Transaction |
| * |
| * |
| */ |
| public class TransactionMarshaller implements Marshaller { |
| |
| private WireFormat wireFormat; |
| |
| public TransactionMarshaller(WireFormat wireFormat) { |
| this.wireFormat = wireFormat; |
| |
| } |
| |
| public void writePayload(Object object, DataOutput dataOut) throws IOException { |
| KahaTransaction kt = (KahaTransaction)object; |
| List list = kt.getList(); |
| dataOut.writeInt(list.size()); |
| for (int i = 0; i < list.size(); i++) { |
| TxCommand tx = (TxCommand)list.get(i); |
| Object key = tx.getMessageStoreKey(); |
| ByteSequence packet = wireFormat.marshal(key); |
| dataOut.writeInt(packet.length); |
| dataOut.write(packet.data, packet.offset, packet.length); |
| Object command = tx.getCommand(); |
| packet = wireFormat.marshal(command); |
| dataOut.writeInt(packet.length); |
| dataOut.write(packet.data, packet.offset, packet.length); |
| |
| } |
| } |
| |
| public Object readPayload(DataInput dataIn) throws IOException { |
| KahaTransaction result = new KahaTransaction(); |
| List list = new ArrayList(); |
| result.setList(list); |
| int number = dataIn.readInt(); |
| for (int i = 0; i < number; i++) { |
| TxCommand command = new TxCommand(); |
| int size = dataIn.readInt(); |
| byte[] data = new byte[size]; |
| dataIn.readFully(data); |
| Object key = wireFormat.unmarshal(new ByteSequence(data)); |
| command.setMessageStoreKey(key); |
| size = dataIn.readInt(); |
| data = new byte[size]; |
| dataIn.readFully(data); |
| BaseCommand bc = (BaseCommand)wireFormat.unmarshal(new ByteSequence(data)); |
| command.setCommand(bc); |
| list.add(command); |
| } |
| return result; |
| |
| } |
| } |