/*

  * Copyright 2007-2008 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.kns.service.impl;

 import org.apache.commons.lang.StringUtils;

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

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

 import org.kuali.rice.kns.service.DocumentHeaderService;

 import org.kuali.rice.kns.service.KNSServiceLocator;

 import org.springframework.transaction.annotation.Transactional;

 /**

  * This is an implementation of {@link DocumentHeaderService} that facilitates

  * document header management and customization

  * 

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

  * 

  */

 @Transactional

 public class DocumentHeaderServiceImpl implements DocumentHeaderService {

     private static org.apache.log4j.Logger LOG = org.apache.log4j.Logger.getLogger(DocumentHeaderServiceImpl.class);

     private DocumentHeaderDao documentHeaderDao;

     /**

      * @see org.kuali.rice.kns.service.DocumentHeaderService#getDocumentHeaderBaseClass()

      */

     public Class getDocumentHeaderBaseClass() {

         Class documentHeaderClass = documentHeaderDao.getDocumentHeaderBaseClass();

         if ( (documentHeaderClass == null) || (!DocumentHeader.class.isAssignableFrom(documentHeaderClass)) ) {

             throw new RuntimeException("invalid document header base class '" + documentHeaderClass + "' returned by dao '" + documentHeaderDao.getClass().getName() + "'");

         }

         return documentHeaderClass;

     }

     /**

      * @see org.kuali.rice.kns.service.DocumentHeaderService#getDocumentHeaderById(java.lang.String)

      */

     public DocumentHeader getDocumentHeaderById(String documentHeaderId) {

         if (StringUtils.isBlank(documentHeaderId)) {

             throw new IllegalArgumentException("document header id given is blank");

         }

         return documentHeaderDao.getByDocumentHeaderId(documentHeaderId);

     }

     /**

      * @see org.kuali.rice.kns.service.DocumentHeaderService#saveDocumentHeader(org.kuali.rice.kns.bo.DocumentHeader)

      */

     public void saveDocumentHeader(DocumentHeader documentHeader) {

         KNSServiceLocator.getBusinessObjectService().save(documentHeader);

     }

     /**

      * @see org.kuali.rice.kns.service.DocumentHeaderService#deleteDocumentHeader(org.kuali.rice.kns.bo.DocumentHeader)

      */

     public void deleteDocumentHeader(DocumentHeader documentHeader) {

         KNSServiceLocator.getBusinessObjectService().delete(documentHeader);

     }

     /**

      * dao injected by spring

      * 

      * @param documentHeaderDao

      */

     public void setDocumentHeaderDao(DocumentHeaderDao documentHeaderDao) {

         this.documentHeaderDao = documentHeaderDao;

     }

 }