/**
    * Copyright 2005-2013 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.krad.service.impl;
  
  import org.apache.commons.lang.StringUtils;
  import org.kuali.rice.krad.bo.DocumentHeader;
  import org.kuali.rice.krad.dao.DocumentHeaderDao;
  import org.kuali.rice.krad.service.DocumentHeaderService;
  import org.kuali.rice.krad.service.KRADServiceLocator;
  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.krad.service.DocumentHeaderService#getDocumentHeaderBaseClass()
       */
      public Class<? extends DocumentHeader> 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.krad.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.krad.service.DocumentHeaderService#saveDocumentHeader(org.kuali.rice.krad.bo.DocumentHeader)
       */
      public void saveDocumentHeader(DocumentHeader documentHeader) {
          KRADServiceLocator.getBusinessObjectService().save(documentHeader);
      }
      
      /**
       * @see org.kuali.rice.krad.service.DocumentHeaderService#deleteDocumentHeader(org.kuali.rice.krad.bo.DocumentHeader)
       */
      public void deleteDocumentHeader(DocumentHeader documentHeader) {
          KRADServiceLocator.getBusinessObjectService().delete(documentHeader);
      }
  
      /**
       * dao injected by spring
       * 
       * @param documentHeaderDao
       */
      public void setDocumentHeaderDao(DocumentHeaderDao documentHeaderDao) {
          this.documentHeaderDao = documentHeaderDao;
      }
  
  }