private XATransactionContext getTransactionContext() {
try {
Transaction transaction = getCurrentTransaction();
EhcacheXAResourceImpl xaResource =
(EhcacheXAResourceImpl) transactionToXAResourceMap.get(transaction);
if (xaResource == null) {
return null;
}
XATransactionContext transactionContext = xaResource.getCurrentTransactionContext();
if (transactionContext == null) {
transactionManagerLookup.register(xaResource, false);
LOG.debug("creating new XA context");
transactionContext = xaResource.createTransactionContext();
xaResource.addTwoPcExecutionListener(new UnregisterXAResource());
} else {
transactionContext = xaResource.getCurrentTransactionContext();
}
LOG.debug("using XA context {}", transactionContext);
return transactionContext;
} catch (SystemException e) {
throw new TransactionException("cannot get the current transaction", e);
} catch (RollbackException e) {
throw new TransactionException("transaction rolled back", e);
}
}
/**
* Get or create the XAResource of this XA store
*
* @return the EhcacheXAResource of this store
* @throws SystemException when something goes wrong with the transaction manager
*/
public EhcacheXAResourceImpl getOrCreateXAResource() throws SystemException {
Transaction transaction = getCurrentTransaction();
EhcacheXAResourceImpl xaResource =
(EhcacheXAResourceImpl) transactionToXAResourceMap.get(transaction);
if (xaResource == null) {
LOG.debug("creating new XAResource");
xaResource =
new EhcacheXAResourceImpl(
cache,
underlyingStore,
transactionManagerLookup,
softLockManager,
transactionIdFactory,
copyStrategy,
commitObserver,
rollbackObserver,
recoveryObserver);
transactionToXAResourceMap.put(transaction, xaResource);
xaResource.addTwoPcExecutionListener(new CleanupXAResource(getCurrentTransaction()));
}
return xaResource;
}
