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    1   /*
    2    * Licensed to the Apache Software Foundation (ASF) under one or more
    3    * contributor license agreements. See the NOTICE file distributed with this
    4    * work for additional information regarding copyright ownership. The ASF
    5    * licenses this file to You under the Apache License, Version 2.0 (the
    6    * "License"); you may not use this file except in compliance with the License.
    7    * You may obtain a copy of the License at
    8    * http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable law
    9    * or agreed to in writing, software distributed under the License is
   10    * distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
   11    * KIND, either express or implied. See the License for the specific language
   12    * governing permissions and limitations under the License.
   13    */
   14   package org.apache.webbeans.spi.ee;
   15   
   16   import javax.transaction.SystemException;
   17   import javax.transaction.Transaction;
   18   import javax.transaction.TransactionManager;
   19   
   20   import org.apache.webbeans.exception.WebBeansException;
   21   import org.apache.webbeans.spi.TransactionService;
   22   import org.apache.webbeans.util.JNDIUtil;
   23   
   24   public final class TransactionServiceJndiImpl implements TransactionService
   25   {
   26       private TransactionManager transactionManager = null;
   27   
   28   
   29       /**
   30        * {@inheritDoc}
   31        */
   32       public TransactionManager getTransactionManager()
   33       {
   34           if (transactionManager == null)
   35           {
   36               transactionManager = JNDIUtil.lookup("java:/TransactionManager", TransactionManager.class);
   37           }
   38   
   39           return transactionManager;
   40       }
   41   
   42   
   43       /**
   44        * {@inheritDoc}
   45        */
   46       public Transaction getTransaction()
   47       {
   48           TransactionManager tMgr = getTransactionManager();
   49           if (tMgr != null)
   50           {
   51               try
   52               {
   53                   return tMgr.getTransaction();
   54               } 
   55               catch (SystemException e)
   56               {
   57                   throw new WebBeansException("cannot get transaction context", e);
   58               }
   59           }
   60           
   61           return null;
   62       }
   63   }

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