/*

  * Copyright 2007-2009 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.opensource.org/licenses/ecl2.php

  * 

  * 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.rice.kns.dao.impl;

 import javax.persistence.EntityManager;

 import javax.persistence.PersistenceContext;

 import org.apache.log4j.Logger;

 import org.kuali.rice.core.framework.persistence.jpa.criteria.Criteria;

 import org.kuali.rice.core.framework.persistence.jpa.criteria.QueryByCriteria;

 import org.kuali.rice.kns.bo.Attachment;

 import org.kuali.rice.kns.dao.AttachmentDao;

 /**

  * This class is the JPA implementation of the NoteDao interface.

  * 

  * @author Kuali Rice Team (rice.collab@kuali.org)

  */

 public class AttachmentDaoJpa implements AttachmentDao {

         private static Logger LOG = Logger.getLogger(AttachmentDaoJpa.class);

         @PersistenceContext

         private EntityManager entityManager;

          public Attachment getAttachmentByNoteId(Long noteId) {

                  Criteria criteria = new Criteria(Attachment.class.getName());

                  criteria.eq("noteIdentifier", noteId);

              return (Attachment) new QueryByCriteria(entityManager, criteria).toQuery().getSingleResult();

             }

     /**

      * @return the entityManager

      */

     public EntityManager getEntityManager() {

         return this.entityManager;

     }

     /**

      * @param entityManager the entityManager to set

      */

     public void setEntityManager(EntityManager entityManager) {

         this.entityManager = entityManager;

     }

 }