/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 2010 Oracle and/or its affiliates. All rights reserved.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common Development
* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can
* obtain a copy of the License at
* https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
* or packager/legal/LICENSE.txt. See the License for the specific
* language governing permissions and limitations under the License.
*
* When distributing the software, include this License Header Notice in each
* file and include the License file at packager/legal/LICENSE.txt.
*
* GPL Classpath Exception:
* Oracle designates this particular file as subject to the "Classpath"
* exception as provided by Oracle in the GPL Version 2 section of the License
* file that accompanied this code.
*
* Modifications:
* If applicable, add the following below the License Header, with the fields
* enclosed by brackets [] replaced by your own identifying information:
* "Portions Copyright [year] [name of copyright owner]"
*
* Contributor(s):
* If you wish your version of this file to be governed by only the CDDL or
* only the GPL Version 2, indicate your decision by adding "[Contributor]
* elects to include this software in this distribution under the [CDDL or GPL
* Version 2] license." If you don't indicate a single choice of license, a
* recipient has the option to distribute your version of this file under
* either the CDDL, the GPL Version 2 or to extend the choice of license to
* its licensees as provided above. However, if you add GPL Version 2 code
* and therefore, elected the GPL Version 2 license, then the option applies
* only if the new code is made subject to such option by the copyright
* holder.
*/
package com.sun.messaging.jmq.jmsserver.persist.file;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import com.sun.messaging.jmq.jmsserver.core.BrokerAddress;
import com.sun.messaging.jmq.jmsserver.core.DestinationUID;
import com.sun.messaging.jmq.jmsserver.data.BaseTransaction;
import com.sun.messaging.jmq.jmsserver.data.RemoteTransaction;
import com.sun.messaging.jmq.jmsserver.data.TransactionAcknowledgement;
import com.sun.messaging.jmq.jmsserver.data.TransactionState;
import com.sun.messaging.jmq.jmsserver.util.BrokerException;
public abstract class RemoteTransactionEvent extends TransactionEvent {
public static final byte Type2PPrepareEvent = 1;
public static final byte Type2PCompleteEvent = 2;
RemoteTransaction remoteTransaction;
static TransactionEvent create(byte subtype) {
TransactionEvent result = null;
switch (subtype) {
case Type2PPrepareEvent:
result = new RemoteTransaction2PPrepareEvent();
break;
case Type2PCompleteEvent:
result = new RemoteTransaction2PCompleteEvent();
break;
default:
throw new UnsupportedOperationException();
}
return result;
}
int getType() {
return BaseTransaction.REMOTE_TRANSACTION_TYPE;
}
abstract int getSubType();
}
class RemoteTransaction2PPrepareEvent extends RemoteTransactionEvent {
int getSubType() {
return Type2PPrepareEvent;
}
public byte[] writeToBytes() throws IOException {
// Log all msgs and acks for producing and consuming txn
ByteArrayOutputStream baos = new ByteArrayOutputStream();
DataOutputStream dos = new DataOutputStream(baos);
dos.writeByte(BaseTransaction.REMOTE_TRANSACTION_TYPE);
dos.writeByte(Type2PPrepareEvent);
remoteTransaction.getTransactionDetails().writeContent(dos);
ByteArrayOutputStream baos2 = new ByteArrayOutputStream(1024);
ObjectOutputStream oos = new ObjectOutputStream(baos2);
oos.writeObject(remoteTransaction.getTransactionState());
oos.writeObject(remoteTransaction.getTxnHomeBroker());
oos.writeObject(remoteTransaction.getTxnAcks());
oos.writeObject(remoteTransaction.getDestIds());
oos.close();
byte[] data = baos2.toByteArray();
int length = data.length;
dos.writeInt(length);
dos.write(data);
baos2.close();
dos.close();
baos.close();
byte[] data2 = baos.toByteArray();
return data2;
}
public void readFromBytes(byte[] data) throws IOException, BrokerException {
ByteArrayInputStream bais = new ByteArrayInputStream(data);
DataInputStream dis = new DataInputStream(bais);
remoteTransaction = new RemoteTransaction();
dis.skip(2);
remoteTransaction.getTransactionDetails().readContent(dis);
int objectBodySize = dis.readInt();
byte[] objectBody = new byte[objectBodySize];
dis.read(objectBody);
ByteArrayInputStream bais2 = new ByteArrayInputStream(objectBody);
ObjectInputStream ois = new ObjectInputStream(bais2);
try {
remoteTransaction.setTransactionState((TransactionState) ois
.readObject());
remoteTransaction.setTxnHomeBroker((BrokerAddress) ois
.readObject());
remoteTransaction.setTxnAcks((TransactionAcknowledgement[]) ois
.readObject());
remoteTransaction.setDestIds((DestinationUID[]) ois
.readObject());
} catch (ClassNotFoundException e) {
e.printStackTrace();
}
ois.close();
bais2.close();
dis.close();
bais.close();
}
}
class RemoteTransaction2PCompleteEvent extends RemoteTransactionEvent {
int getSubType() {
return Type2PCompleteEvent;
}
byte[] writeToBytes() throws IOException {
ByteArrayOutputStream bos = new ByteArrayOutputStream();
DataOutputStream dos = new DataOutputStream(bos);
dos.writeByte(BaseTransaction.REMOTE_TRANSACTION_TYPE);
dos.writeByte(Type2PCompleteEvent);
remoteTransaction.getTransactionDetails().writeContent(dos);
byte[] data = bos.toByteArray();
dos.close();
bos.close();
return data;
}
void readFromBytes(byte[] data) throws IOException, BrokerException {
ByteArrayInputStream bais = new ByteArrayInputStream(data);
DataInputStream dis = new DataInputStream(bais);
remoteTransaction = new RemoteTransaction();
dis.skip(2);
remoteTransaction.getTransactionDetails().readContent(dis);
dis.close();
bais.close();
}
}