001    /**
002     * Copyright 2005-2013 The Kuali Foundation
003     *
004     * Licensed under the Educational Community License, Version 2.0 (the "License");
005     * you may not use this file except in compliance with the License.
006     * You may obtain a copy of the License at
007     *
008     * http://www.opensource.org/licenses/ecl2.php
009     *
010     * Unless required by applicable law or agreed to in writing, software
011     * distributed under the License is distributed on an "AS IS" BASIS,
012     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013     * See the License for the specific language governing permissions and
014     * limitations under the License.
015     */
016    package org.kuali.rice.krad.dao.impl;
017    
018    import javax.persistence.EntityManager;
019    import javax.persistence.PersistenceContext;
020    
021    import org.apache.log4j.Logger;
022    import org.kuali.rice.core.framework.persistence.jpa.criteria.Criteria;
023    import org.kuali.rice.core.framework.persistence.jpa.criteria.QueryByCriteria;
024    import org.kuali.rice.krad.bo.Attachment;
025    import org.kuali.rice.krad.dao.AttachmentDao;
026    
027    /**
028     * This class is the JPA implementation of the NoteDao interface.
029     * 
030     * @author Kuali Rice Team (rice.collab@kuali.org)
031     */
032    public class AttachmentDaoJpa implements AttachmentDao {
033    
034            private static Logger LOG = Logger.getLogger(AttachmentDaoJpa.class);
035    
036            @PersistenceContext
037            private EntityManager entityManager;
038            
039             public Attachment getAttachmentByNoteId(Long noteId) {
040                     Criteria criteria = new Criteria(Attachment.class.getName());
041                     criteria.eq("noteIdentifier", noteId);
042                 return (Attachment) new QueryByCriteria(entityManager, criteria).toQuery().getSingleResult();
043                }
044    
045        /**
046         * @return the entityManager
047         */
048        public EntityManager getEntityManager() {
049            return this.entityManager;
050        }
051    
052        /**
053         * @param entityManager the entityManager to set
054         */
055        public void setEntityManager(EntityManager entityManager) {
056            this.entityManager = entityManager;
057        }
058    
059    }