/*
    * Copyright 2007 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.ole.sys.batch;
  
  import java.sql.Timestamp;
  import java.util.Calendar;
  import java.util.Date;
  
  import org.kuali.ole.sys.OLEConstants;
  import org.kuali.ole.sys.service.impl.OleParameterConstants;
  import org.kuali.rice.kns.lookup.LookupResultsService;
  
  public class PurgeOldLookupResultsStep extends AbstractStep {
      private LookupResultsService lookupResultsService;
  
      private static org.apache.log4j.Logger LOG = org.apache.log4j.Logger.getLogger(PurgeOldLookupResultsStep.class);
  
      /**
       * @see org.kuali.ole.sys.batch.Step#execute(java.lang.String, java.util.Date)
       */
      public boolean execute(String jobName, Date jobRunDate) {
          try {
              LOG.info("executing PurgeOldLookupResultsStep");
  
              String maxAgeInSecondsStr = getParameterService().getParameterValueAsString(OleParameterConstants.NERVOUS_SYSTEM_LOOKUP.class, OLEConstants.SystemGroupParameterNames.MULTIPLE_VALUE_LOOKUP_RESULTS_EXPIRATION_AGE);
              int maxAgeInSeconds = Integer.parseInt(maxAgeInSecondsStr);
  
              Calendar expirationCal = getDateTimeService().getCurrentCalendar();
              expirationCal.add(Calendar.SECOND, -maxAgeInSeconds);
              Timestamp expirationDate = new Timestamp(expirationCal.getTime().getTime());
  
              lookupResultsService.deleteOldLookupResults(expirationDate);
              lookupResultsService.deleteOldSelectedObjectIds(expirationDate);
              return true;
          }
          catch (Exception e) {
              LOG.error("error occured trying to purge old lookup results: ", e);
              return false;
          }
      }
  
      public LookupResultsService getLookupResultsService() {
          return lookupResultsService;
      }
  
      public void setLookupResultsService(LookupResultsService lookupResultsService) {
          this.lookupResultsService = lookupResultsService;
      }
  
  
  }