How to use

entityTransactionWithJTANotAllowed

method

in

org.eclipse.persistence.exceptions.TransactionException

protected void throwUserTransactionException() {
  throw TransactionException.entityTransactionWithJTANotAllowed();
}

/**
 *  An ENtityTransaction cannot be used at the same time as a JTA transaction
 *  throw an exception
 */
public EntityTransaction getTransaction(){
 throw new IllegalStateException(TransactionException.entityTransactionWithJTANotAllowed().getMessage());
}