org.ow2.jonas.resource.internal.cm.jta
Class LocalXAResource

java.lang.Object
  org.ow2.jonas.resource.internal.cm.jta.LocalXAResource

All Implemented Interfaces:

XAResource

public final class LocalXAResource
extends Object
implements XAResource

A LocalXAWrapper that intercepts the XA calls for an RAR that only supports LocalTransactions and translates them to the appropriate Local Transaction methods.

Author:

Eric.Hardesty@bull.com

Field Summary

protected boolean	isInTransaction The boolean to determine if in a current transaction
protected LocalTransaction	localTrans The LocalTransaction object to make the begin(), commit(), and rollback() calls.

Fields inherited from interface javax.transaction.xa.XAResource

TMENDRSCAN, TMFAIL, TMJOIN, TMNOFLAGS, TMONEPHASE, TMRESUME, TMSTARTRSCAN, TMSUCCESS, TMSUSPEND, XA_OK, XA_RDONLY

Constructor Summary

LocalXAResource(LocalTransaction _localTrans, org.objectweb.util.monolog.api.Logger _logger)

Method Summary

void	commit(Xid xid, boolean flag) Commit the localTransaction, the params aren't used for a local transaction.
void	end(Xid xid, int i) No method to map for a local transaction.
void	forget(Xid xid) No method to map for a local transaction.
int	getTransactionTimeout() No method to map for a local transaction, just return no timeout.
boolean	isSameRM(XAResource xaresource) Determine if the wrapper instance is the same as the wrapper instance being passed in
int	prepare(Xid xid) No method to map for a local transaction, just return XA_OK.
Xid[]	recover(int i) No method to map for a local transaction.
void	rollback(Xid xid) Rollback the localTransaction, the param isn't used for a local transaction.
boolean	setTransactionTimeout(int i) No method to map for a local transaction, just return no timeout.
void	start(Xid xid, int i) Only start a local transaction if a new transaction is being attempted, just return if joining or resuming.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

isInTransaction

protected boolean isInTransaction

The boolean to determine if in a current transaction

localTrans

protected LocalTransaction localTrans

The LocalTransaction object to make the begin(), commit(), and rollback() calls.

Constructor Detail

LocalXAResource

public LocalXAResource(LocalTransaction _localTrans,
                       org.objectweb.util.monolog.api.Logger _logger)

Method Detail

commit

public void commit(Xid xid,
                   boolean flag)
            throws XAException

Commit the localTransaction, the params aren't used for a local transaction.

Specified by:

commit in interface XAResource

Parameters:

xid - transaction xid

flag - for interface compliance

Throws:

XAException - Exception trying to commit local transaction

end

public void end(Xid xid,
                int i)
         throws XAException

No method to map for a local transaction.

Specified by:

end in interface XAResource

Parameters:

xid - transaction xid

Throws:

XAException

forget

public void forget(Xid xid)
            throws XAException

No method to map for a local transaction.

Specified by:

forget in interface XAResource

Parameters:

xid - transaction xid

Throws:

XAException

getTransactionTimeout

public int getTransactionTimeout()
                          throws XAException

No method to map for a local transaction, just return no timeout.

Specified by:

getTransactionTimeout in interface XAResource

Throws:

XAException

isSameRM

public boolean isSameRM(XAResource xaresource)
                 throws XAException

Determine if the wrapper instance is the same as the wrapper instance being passed in

Specified by:

isSameRM in interface XAResource

Parameters:

xaresource - An XAResource object

Returns:

True if same RM instance, otherwise false.

Throws:

XAException - no throw in this implementation

prepare

public int prepare(Xid xid)
            throws XAException

No method to map for a local transaction, just return XA_OK.

Specified by:

prepare in interface XAResource

Parameters:

xid - transaction xid

Throws:

XAException

recover

public Xid[] recover(int i)
              throws XAException

No method to map for a local transaction.

Specified by:

recover in interface XAResource

Throws:

XAException

rollback

public void rollback(Xid xid)
              throws XAException

Rollback the localTransaction, the param isn't used for a local transaction.

Specified by:

rollback in interface XAResource

Parameters:

xid - transaction xid

Throws:

XAException - Exception trying to rollback local transaction

setTransactionTimeout

public boolean setTransactionTimeout(int i)
                              throws XAException

No method to map for a local transaction, just return no timeout.

Specified by:

setTransactionTimeout in interface XAResource

Throws:

XAException

start

public void start(Xid xid,
                  int i)
           throws XAException

Only start a local transaction if a new transaction is being attempted, just return if joining or resuming.

Specified by:

start in interface XAResource

Parameters:

xid - transaction xid

Throws:

XAException - Transaction already started or error starting a new local transaction