001    /*
002     * Copyright 2011 The Kuali Foundation.
003     * 
004     * Licensed under the Educational Community License, Version 2.0 (the "License");
005     * you may not use this file except in compliance with the License.
006     * You may obtain a copy of the License at
007     * 
008     * http://www.opensource.org/licenses/ecl2.php
009     * 
010     * Unless required by applicable law or agreed to in writing, software
011     * distributed under the License is distributed on an "AS IS" BASIS,
012     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013     * See the License for the specific language governing permissions and
014     * limitations under the License.
015     */
016    package org.kuali.kfs.sys.batch;
017    
018    import java.sql.Timestamp;
019    import java.util.Calendar;
020    import java.util.Date;
021    
022    import org.kuali.kfs.sys.KFSConstants;
023    import org.kuali.kfs.sys.service.impl.KfsParameterConstants;
024    import org.kuali.rice.kns.lookup.LookupResultsService;
025    
026    public class PurgeOldLookupResultsStep extends AbstractStep {
027        private LookupResultsService lookupResultsService;
028    
029        private static org.apache.log4j.Logger LOG = org.apache.log4j.Logger.getLogger(PurgeOldLookupResultsStep.class);
030    
031        /**
032         * @see org.kuali.kfs.sys.batch.Step#execute(java.lang.String, java.util.Date)
033         */
034        public boolean execute(String jobName, Date jobRunDate) {
035            try {
036                LOG.info("executing PurgeOldLookupResultsStep");
037    
038                String maxAgeInSecondsStr = getParameterService().getParameterValue(KfsParameterConstants.NERVOUS_SYSTEM_LOOKUP.class, KFSConstants.SystemGroupParameterNames.MULTIPLE_VALUE_LOOKUP_RESULTS_EXPIRATION_AGE);
039                int maxAgeInSeconds = Integer.parseInt(maxAgeInSecondsStr);
040    
041                Calendar expirationCal = getDateTimeService().getCurrentCalendar();
042                expirationCal.add(Calendar.SECOND, -maxAgeInSeconds);
043                Timestamp expirationDate = new Timestamp(expirationCal.getTime().getTime());
044    
045                lookupResultsService.deleteOldLookupResults(expirationDate);
046                lookupResultsService.deleteOldSelectedObjectIds(expirationDate);
047                return true;
048            }
049            catch (Exception e) {
050                LOG.error("error occured trying to purge old lookup results: ", e);
051                return false;
052            }
053        }
054    
055        public LookupResultsService getLookupResultsService() {
056            return lookupResultsService;
057        }
058    
059        public void setLookupResultsService(LookupResultsService lookupResultsService) {
060            this.lookupResultsService = lookupResultsService;
061        }
062    
063    
064    }