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.fp.document.dataaccess.impl;
017    
018    import java.sql.Date;
019    import java.util.ArrayList;
020    import java.util.Collection;
021    import java.util.Iterator;
022    
023    import org.apache.log4j.Logger;
024    import org.apache.ojb.broker.query.Criteria;
025    import org.apache.ojb.broker.query.QueryByCriteria;
026    import org.kuali.kfs.coa.dataaccess.impl.ChartDaoOjb;
027    import org.kuali.kfs.fp.businessobject.TravelMileageRate;
028    import org.kuali.kfs.fp.document.dataaccess.TravelMileageRateDao;
029    import org.kuali.rice.kns.dao.impl.PlatformAwareDaoBaseOjb;
030    
031    /**
032     * This class is the OJB implementation of the TravelMileageRate interface.
033     */
034    public class TravelMileageRateDaoOjb extends PlatformAwareDaoBaseOjb implements TravelMileageRateDao {
035        private static Logger LOG = Logger.getLogger(ChartDaoOjb.class);
036    
037        /**
038         * @see org.kuali.kfs.fp.document.dataaccess.TravelMileageRateDao#retrieveMostEffectiveMileageRates(java.sql.Timestamp)
039         */
040        public Collection retrieveMostEffectiveMileageRates(Date effectiveDate) {
041            Criteria criteria = new Criteria();
042            criteria.addLessOrEqualThan("disbursementVoucherMileageEffectiveDate", effectiveDate);
043    
044            QueryByCriteria queryByCriteria = new QueryByCriteria(TravelMileageRate.class, criteria);
045            queryByCriteria.addOrderByDescending("disbursementVoucherMileageEffectiveDate");
046            queryByCriteria.addOrderByDescending("mileageLimitAmount");
047    
048            Collection mostEffectiveRates = new ArrayList();
049            Collection rates = getPersistenceBrokerTemplate().getCollectionByQuery(queryByCriteria);
050            Date mostEffectiveDate = ((TravelMileageRate) rates.iterator().next()).getDisbursementVoucherMileageEffectiveDate();
051            for (Iterator iter = rates.iterator(); iter.hasNext();) {
052                TravelMileageRate rate = (TravelMileageRate) iter.next();
053                if (rate.getDisbursementVoucherMileageEffectiveDate().compareTo(mostEffectiveDate) == 0) {
054                    mostEffectiveRates.add(rate);
055                }
056            }
057    
058            return mostEffectiveRates;
059        }
060    
061    
062    }