001    /**
002     * Copyright 2010 The Kuali Foundation Licensed under the
003     * Educational Community License, Version 2.0 (the "License"); you may
004     * not use this file except in compliance with the License. You may
005     * obtain a copy of the License at
006     *
007     * http://www.osedu.org/licenses/ECL-2.0
008     *
009     * Unless required by applicable law or agreed to in writing,
010     * software distributed under the License is distributed on an "AS IS"
011     * BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
012     * or implied. See the License for the specific language governing
013     * permissions and limitations under the License.
014     */
015    
016    package org.kuali.student.common_test_tester.support;
017    
018    import java.util.List;
019    
020    import javax.persistence.EntityManager;
021    import javax.persistence.PersistenceContext;
022    import javax.persistence.Query;
023    
024    public class MyDaoImpl implements MyDao {
025            
026            private EntityManager entityManager;
027    
028            @PersistenceContext
029            public void setEntityManager(EntityManager entityManager) {
030                    this.entityManager = entityManager;
031            }
032            
033            public String createValue(Value value) {
034                    entityManager.persist(value);
035                    return value.getId();
036            }
037    
038            public String findValue(String id) {
039                    Value tv =  entityManager.find(Value.class, id);
040                    if(tv==null){
041                            return null;
042                    }
043                    return tv.getValue();
044            }
045    
046            @SuppressWarnings("unchecked")
047            public Value findValueFromValue(String value) {
048                    Query q = entityManager.createQuery("SELECT v FROM Value v WHERE v.value=:valueIn");
049                    q.setParameter("valueIn", value);
050                    for(Value tv : (List<Value>)q.getResultList()){
051                            return tv;
052                    }
053                    return null;
054            }
055    
056            public boolean updateValue(String id, String value) {
057                    Value v = entityManager.find(Value.class, id);
058                    v.setValue(value);
059                    entityManager.merge(v);
060                    return true;
061            }
062            
063    }