1   /**
    2    * Licensed to the Apache Software Foundation (ASF) under one or more
    3    * contributor license agreements.  See the NOTICE file distributed with
    4    * this work for additional information regarding copyright ownership.
    5    * The ASF licenses this file to You under the Apache License, Version 2.0
    6    * (the "License"); you may not use this file except in compliance with
    7    * the License.  You may obtain a copy of the License at
    8    *
    9    *     http://www.apache.org/licenses/LICENSE-2.0
   10    *
   11    *  Unless required by applicable law or agreed to in writing, software
   12    *  distributed under the License is distributed on an "AS IS" BASIS,
   13    *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   14    *  See the License for the specific language governing permissions and
   15    *  limitations under the License.
   16    */
   17   package org.superbiz.eclipselink;
   18   
   19   import org.superbiz.eclipselink.Movie;
   20   import org.superbiz.eclipselink.Movies;
   21   
   22   import javax.ejb.Stateful;
   23   import javax.persistence.EntityManager;
   24   import javax.persistence.Query;
   25   import javax.persistence.PersistenceUnit;
   26   import javax.persistence.PersistenceContext;
   27   import javax.persistence.PersistenceContextType;
   28   import java.util.List;
   29   
   30   @Stateful(name = "Movies")
   31   public class MoviesImpl implements Movies {
   32   
   33       @PersistenceContext(unitName = "movie-unit", type = PersistenceContextType.EXTENDED)
   34       private EntityManager entityManager;
   35   
   36       public void addMovie(Movie movie) throws Exception {
   37           entityManager.persist(movie);
   38       }
   39   
   40       public void deleteMovie(Movie movie) throws Exception {
   41           entityManager.remove(movie);
   42       }
   43   
   44       public List<Movie> getMovies() throws Exception {
   45           Query query = entityManager.createQuery("SELECT m from Movie as m");
   46           return query.getResultList();
   47       }
   48   
   49   }