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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 com.sun.messaging.jmq.jmsserver.data.BaseTransaction;
import com.sun.messaging.jmq.jmsserver.data.TransactionWorkMessageAck;
import com.sun.messaging.jmq.jmsserver.util.BrokerException;
public class NonTransactedMsgAckEvent extends TransactionEvent{
TransactionWorkMessageAck messageAck;
static TransactionEvent create(byte subtype) {
TransactionEvent result = null;
result = new NonTransactedMsgAckEvent();
return result;
}
int getType() {
return BaseTransaction.NON_TRANSACTED_ACK_TYPE;
}
int getSubType() {
return 0;
}
public NonTransactedMsgAckEvent() {
}
public NonTransactedMsgAckEvent(TransactionWorkMessageAck messageAck) {
this.messageAck = messageAck;
}
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.NON_TRANSACTED_ACK_TYPE);
dos.writeByte(0);
messageAck.writeWork(dos);
dos.close();
baos.close();
byte[] data = baos.toByteArray();
return data;
}
public void readFromBytes(byte[] data) throws IOException, BrokerException {
ByteArrayInputStream bais = new ByteArrayInputStream(data);
DataInputStream dis = new DataInputStream(bais);
dis.skip(2);
messageAck = new TransactionWorkMessageAck();
messageAck.readWork(dis);
dis.close();
bais.close();
}
}