org.hibernate.engine.transaction.jta.platform.internal.WebSphereLibertyJtaPlatform Maven / Gradle / Ivy
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/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* License: GNU Lesser General Public License (LGPL), version 2.1 or later.
* See the lgpl.txt file in the root directory or .
*/
package org.hibernate.engine.transaction.jta.platform.internal;
import javax.transaction.RollbackException;
import javax.transaction.Status;
import javax.transaction.Synchronization;
import javax.transaction.SystemException;
import javax.transaction.Transaction;
import javax.transaction.TransactionManager;
import javax.transaction.UserTransaction;
import org.hibernate.boot.registry.classloading.spi.ClassLoaderService;
import org.hibernate.engine.transaction.jta.platform.spi.JtaPlatformException;
/**
* JTA platform implementation intended for use with WebSphere Liberty and OpenLiberty
*
* @author Andrew Guibert
* @author Nathan Rauh
*/
@SuppressWarnings("serial")
public class WebSphereLibertyJtaPlatform extends AbstractJtaPlatform {
public static final String TMF_CLASS_NAME = "com.ibm.tx.jta.TransactionManagerFactory";
public static final String UT_NAME = "java:comp/UserTransaction";
@Override
protected TransactionManager locateTransactionManager() {
try {
final Class TransactionManagerFactory = serviceRegistry()
.getService( ClassLoaderService.class )
.classForName( TMF_CLASS_NAME );
return (TransactionManager) TransactionManagerFactory.getMethod("getTransactionManager").invoke(null);
}
catch ( Exception e ) {
throw new JtaPlatformException( "Could not obtain WebSphere Liberty transaction manager instance", e );
}
}
@Override
protected UserTransaction locateUserTransaction() {
return (UserTransaction) jndiService().locate( UT_NAME );
}
public boolean canRegisterSynchronization() {
try {
return getCurrentStatus() == Status.STATUS_ACTIVE;
}
catch (SystemException x) {
throw new RuntimeException(x);
}
}
public int getCurrentStatus() throws SystemException {
return retrieveTransactionManager().getStatus();
}
public Object getTransactionIdentifier(Transaction transaction) {
return transaction;
}
public void registerSynchronization(Synchronization synchronization) {
try {
retrieveTransactionManager().getTransaction().registerSynchronization(synchronization);
}
catch ( RollbackException | SystemException x ) {
throw new RuntimeException(x);
}
}
}