/*
* JBoss, Home of Professional Open Source
* Copyright 2006, Red Hat Middleware LLC, and individual contributors
* as indicated by the @author tags.
* See the copyright.txt in the distribution for a full listing
* of individual contributors.
* This copyrighted material is made available to anyone wishing to use,
* modify, copy, or redistribute it subject to the terms and conditions
* of the GNU Lesser General Public License, v. 2.1.
* This program is distributed in the hope that it will be useful, but WITHOUT A
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
* PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
* You should have received a copy of the GNU Lesser General Public License,
* v.2.1 along with this distribution; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301, USA.
*
* (C) 2005-2006,
* @author JBoss Inc.
*/
/*
* Copyright (C) 2000,
*
* Arjuna Solutions Limited,
* Newcastle upon Tyne,
* Tyne and Wear,
* UK.
*
* $Id: XARecoveryResourceImple.java 2342 2006-03-30 13:06:17Z $
*/
package com.arjuna.ats.internal.jta.recovery.jts;
import javax.transaction.xa.XAException;
import javax.transaction.xa.XAResource;
import com.arjuna.ats.arjuna.common.Uid;
import com.arjuna.ats.internal.jta.resources.jts.orbspecific.XAResourceRecord;
import com.arjuna.ats.internal.jta.utils.jtaxLogger;
import com.arjuna.ats.jta.recovery.XARecoveryResource;
public class XARecoveryResourceImple extends XAResourceRecord implements XARecoveryResource
{
public XARecoveryResourceImple (Uid u)
{
super(u);
}
public XARecoveryResourceImple (Uid u, XAResource res)
{
super(u);
super._theXAResource = res;
}
public final XAResource getXAResource ()
{
return super._theXAResource;
}
public int recoverable ()
{
/*
* If we haven't got an XID then we probably tried to load the
* state of an inflight transaction and that state had
* just been deleted. So, no recovery to perform.
*/
if (getXid() == null)
return XARecoveryResource.INFLIGHT_TRANSACTION;
/*
* If we don't have an XAResource then we cannot recover at
* this stage. The XAResource will have to be provided for
* us and then we can retry.
*/
if (super._theXAResource == null)
return XARecoveryResource.INCOMPLETE_STATE;
else
return XARecoveryResource.RECOVERY_REQUIRED;
}
public int recover ()
{
return super.recover();
}
/**
* Is the XAException a non-error when received in reply to commit or
* rollback ?
*
* In recovery, the commit/rollback may have been sent before (possibly
* only just before, in another thread) - in which case the RM will not
* recognise the XID but it doesn't matter
*/
protected boolean notAProblem (XAException ex, boolean commit)
{
if (ex.errorCode == XAException.XAER_NOTA)
{
if (jtaxLogger.logger.isDebugEnabled()) {
jtaxLogger.logger.debug("XARecoveryResourceImple.notAProblem - no error with XAER_NOTA on "
+ (commit ? " commit" : " rollback"));
}
return true;
}
return false;
}
}