/*
    * Copyright 2005-2008 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.kew.rule.dao.impl;
  
  import javax.persistence.EntityManager;
  import javax.persistence.PersistenceContext;
  
  import org.kuali.rice.core.util.OrmUtils;
  import org.kuali.rice.kew.rule.bo.RuleTemplateAttribute;
  import org.kuali.rice.kew.rule.dao.RuleTemplateAttributeDAO;
  
  public class RuleTemplateAttributeDAOJpaImpl implements RuleTemplateAttributeDAO {
  
  	@PersistenceContext(unitName = "kew-unit")
  	private EntityManager entityManager;
  
  	public RuleTemplateAttribute findByRuleTemplateAttributeId(
  			Long ruleTemplateAttributeId) {
  		return entityManager.find(RuleTemplateAttribute.class,
  				ruleTemplateAttributeId);
  	}
  
  	public void save(RuleTemplateAttribute ruleTemplateAttribute) {
  		if(ruleTemplateAttribute.getRuleTemplateAttributeId()==null){
  			entityManager.persist(ruleTemplateAttribute);
  		}else{
  			OrmUtils.merge(entityManager, ruleTemplateAttribute);
  		}
  	}
  
      public EntityManager getEntityManager() {
          return this.entityManager;
      }
  
      public void setEntityManager(EntityManager entityManager) {
          this.entityManager = entityManager;
      }
  }