mq5.0-source.main.mq-jmsra.jmsra-ra.src.main.java.com.sun.messaging.jms.ra.DirectLocalTransaction Maven / Gradle / Ivy
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package com.sun.messaging.jms.ra;
import javax.jms.*;
import javax.resource.*;
import javax.resource.spi.*;
import java.util.Vector;
import java.util.logging.Logger;
import com.sun.messaging.jmq.jmsclient.ConnectionImpl;
/**
* Implements the LocalTransaction interface in DIRECT mode for the Sun MQ RA
*
* @author tharakan
*/
public class DirectLocalTransaction
implements javax.resource.spi.LocalTransaction
{
/** The connection event listener list */
//private Vector listeners = null;
/** The ManagedConnection associated with this LocalTransaction */
private com.sun.messaging.jms.ra.ManagedConnection mc = null;
private DirectConnection dc = null;
private long transactionID = -1L;
protected boolean started = false;
protected boolean active = false;
/** Constructor */
public DirectLocalTransaction(com.sun.messaging.jms.ra.ManagedConnection mc,
DirectConnection dc)
{
//System.out.println("MQRA:LT:Constr");
this.mc = mc;
this.dc = dc;
}
/** Begin a local transaction */
public synchronized void
begin()
throws ResourceException
{
//System.out.println("MQRA:LT:begin()");
try {
if (!dc.isClosed()) {
transactionID = this.dc._startTransaction("DirectLocalTransaction.begin()");
} else {
ResourceException re = new EISSystemException("MQRA:LT:startTransaction exception:Connection is closed");
throw re;
}
//mc.getConnectionAdapter().getSessionAdapter().startLocalTransaction();
} catch (Exception ex) {
ResourceException re = new EISSystemException("MQRA:LT:startTransaction exception:"+
ex.getMessage());
re.initCause(ex);
throw re;
}
started = true;
active = true;
mc.setLTActive(true);
}
/** Commit a local transaction */
public synchronized void
commit()
throws ResourceException
{
//System.out.println("MQRA:LT:commit()");
try {
if (!dc.isClosed()) {
this.dc._commitTransaction("DirectLocalTransaction.commit()",
this.transactionID);
} else {
ResourceException re = new EISSystemException("MQRA:LT:commitTransaction exception:Connection is closed");
throw re;
}
} catch (Exception ex) {
ResourceException re = new EISSystemException("MQRA:LT:commit exception:"+
ex.getMessage());
re.initCause(ex);
throw re;
} finally {
mc.setLTActive(false);
started = false;
active = false;
}
}
/** Rollback a local transaction */
public synchronized void
rollback()
throws ResourceException
{
//System.out.println("MQRA:LT:rollback()");
try {
if (!dc.isClosed()) {
this.dc._rollbackTransaction("DirectLocalTransaction.rollback()",
this.transactionID);
} else {
ResourceException re = new EISSystemException("MQRA:LT:rillbackTransaction exception:Connection is closed");
throw re;
}
} catch (Exception ex) {
ResourceException re = new EISSystemException("MQRA:LT:rollback exception:"+
ex.getMessage());
re.initCause(ex);
throw re;
} finally {
mc.setLTActive(false);
started = false;
active = false;
}
}
public synchronized long getTransactionID() {
return transactionID;
}
public boolean started() {
return started;
}
public boolean isActive() {
return active;
}
}