/*
* JBoss, Home of Professional Open Source.
* Copyright 2011, Red Hat, Inc., and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY 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 along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.as.ejb3.remote.protocol.versionone;
import java.io.IOException;
import javax.resource.spi.XATerminator;
import javax.transaction.Transaction;
import javax.transaction.TransactionManager;
import com.arjuna.ats.internal.jta.transaction.arjunacore.jca.SubordinateTransaction;
import com.arjuna.ats.internal.jta.transaction.arjunacore.jca.SubordinationManager;
import com.arjuna.ats.internal.jta.transaction.arjunacore.jca.XATerminatorImple;
import org.jboss.as.ejb3.logging.EjbLogger;
import org.jboss.as.ejb3.remote.EJBRemoteTransactionsRepository;
import org.jboss.ejb.client.XidTransactionID;
import org.jboss.marshalling.MarshallerFactory;
import org.xnio.IoUtils;
/**
* @author Jaikiran Pai
*/
abstract class XidTransactionManagementTask implements Runnable {
protected final short invocationId;
protected final ChannelAssociation channelAssociation;
protected final EJBRemoteTransactionsRepository transactionsRepository;
protected final XidTransactionID xidTransactionID;
protected final MarshallerFactory marshallerFactory;
protected final TransactionRequestHandler transactionRequestHandler;
XidTransactionManagementTask(final TransactionRequestHandler txRequestHandler, final EJBRemoteTransactionsRepository transactionsRepository,
final MarshallerFactory marshallerFactory, final XidTransactionID xidTransactionID,
final ChannelAssociation channelAssociation, final short invocationId) {
this.transactionRequestHandler = txRequestHandler;
this.channelAssociation = channelAssociation;
this.marshallerFactory = marshallerFactory;
this.invocationId = invocationId;
this.transactionsRepository = transactionsRepository;
this.xidTransactionID = xidTransactionID;
}
@Override
public void run() {
try {
this.manageTransaction();
} catch (Throwable t) {
try {
EjbLogger.ROOT_LOGGER.errorDuringTransactionManagement(t, this.xidTransactionID);
// write out a failure message to the channel to let the client know that
// the transaction operation failed
transactionRequestHandler.writeException(this.channelAssociation, this.marshallerFactory, this.invocationId, t, null);
} catch (IOException e) {
EjbLogger.ROOT_LOGGER.couldNotWriteOutToChannel(e);
// close the channel
IoUtils.safeClose(this.channelAssociation.getChannel());
}
return;
}
try {
// write out invocation success message to the channel
transactionRequestHandler.writeTxInvocationResponseMessage(this.channelAssociation, this.invocationId);
} catch (IOException e) {
EjbLogger.ROOT_LOGGER.couldNotWriteInvocationSuccessMessage(e);
// close the channel
IoUtils.safeClose(this.channelAssociation.getChannel());
}
}
protected abstract void manageTransaction() throws Throwable;
protected void resumeTransaction(final Transaction transaction) throws Exception {
final TransactionManager transactionManager = this.transactionsRepository.getTransactionManager();
transactionManager.resume(transaction);
}
protected SubordinateTransaction tryRecoveryForImportedTransaction() throws Exception {
final XATerminator xaTerminator = SubordinationManager.getXATerminator();
if (xaTerminator instanceof XATerminatorImple) {
EjbLogger.ROOT_LOGGER.debug("Trying to recover an imported transaction for Xid " + this.xidTransactionID.getXid());
// We intentionally pass null for Xid since passing the specific Xid doesn't seem to work for some reason.
// As for null for parentNodeName, we do that intentionally since we aren't aware of the parent node on which
// the transaction originated
((XATerminatorImple) xaTerminator).doRecover(null, null);
}
// now that recovery has been completed via the XATerminator, it's possible that the subordinate tx will have been loaded
return SubordinationManager.getTransactionImporter().getImportedTransaction(this.xidTransactionID.getXid());
}
}