public ResourceHolder getResource() {
TransactionState txState = transactionManager.getTransactionState();
ResourceHolder resource = txState.getNeoStoreTransaction();
if (resource == null) {
txState.setNeoStoreTransaction(resource = createResource(getCurrentTransaction()));
}
return resource;
}
private ResourceHolder createResource(Transaction tx) {
try {
XaConnection xaConnection = persistenceSource.getXaDataSource().getXaConnection();
NeoStoreTransaction resource = persistenceSource.createTransaction(xaConnection);
ResourceHolder result = new ResourceHolder(tx, xaConnection, resource);
TransactionState state = transactionManager.getTransactionState();
tx.registerSynchronization(new ResourceCleanupHook(tx, state, result));
return result;
} catch (RollbackException | SystemException e) {
throw new ResourceAcquisitionFailedException(e);
}
}
TransactionState getTransactionState() {
return transactionManager.getTransactionState();
}