/**

  * Copyright 2010 The Kuali Foundation Licensed under the

  * Educational Community License, Version 2.0 (the "License"); you may

  * not use this file except in compliance with the License. You may

  * obtain a copy of the License at

  *

  * http://www.osedu.org/licenses/ECL-2.0

  *

  * Unless required by applicable law or agreed to in writing,

  * software distributed under the License is distributed on an "AS IS"

  * BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express

  * or implied. See the License for the specific language governing

  * permissions and limitations under the License.

  */

 package org.kuali.student.common.util.jta;

 import javax.transaction.TransactionManager;

 import org.apache.openjpa.ee.AbstractManagedRuntime;

 import org.apache.openjpa.ee.ManagedRuntime;

 public class AtomikosManagedRuntime extends AbstractManagedRuntime implements ManagedRuntime {

         private static TransactionManager tm;

         private Throwable cause;

         public AtomikosManagedRuntime() {

                 super();

         }

         @Override

         public Throwable getRollbackCause() throws Exception {

        return cause;

         }

         @Override

         public TransactionManager getTransactionManager() throws Exception {

                 if(tm==null){

                     Class<?> clazz = Class.forName("com.atomikos.icatch.jta.UserTransactionManager");

                     tm = (TransactionManager) clazz.newInstance();

                 }

                 return tm;

         }

         @Override

         public void setRollbackOnly(Throwable cause) throws Exception {

         this.cause=cause;

         getTransactionManager().getTransaction().setRollbackOnly();

         }

         public static TransactionManager getTm() {

                 return tm;

         }

         public static void setTm(TransactionManager tm) {

                 AtomikosManagedRuntime.tm = tm;

         }

 }