001    /**
002     * Copyright 2004-2012 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.hr.time.graceperiod.dao;
017    
018    import java.sql.Date;
019    
020    import org.apache.ojb.broker.query.Criteria;
021    import org.apache.ojb.broker.query.Query;
022    import org.apache.ojb.broker.query.QueryFactory;
023    import org.apache.ojb.broker.query.ReportQueryByCriteria;
024    import org.kuali.hr.time.graceperiod.rule.GracePeriodRule;
025    import org.kuali.rice.core.framework.persistence.ojb.dao.PlatformAwareDaoBaseOjb;
026    
027    public class GracePeriodDaoImpl extends PlatformAwareDaoBaseOjb implements GracePeriodDao {
028            public GracePeriodRule getGracePeriodRule(Date asOfDate){
029                    GracePeriodRule gracePeriodRule = null;
030                    
031                    Criteria root = new Criteria();
032                    Criteria effdt = new Criteria();
033                    Criteria timestamp = new Criteria();
034    
035                    // OJB's awesome sub query setup part 1
036                    effdt.addLessOrEqualThan("effectiveDate", asOfDate);
037    //              effdt.addEqualTo("active", true);
038                    ReportQueryByCriteria effdtSubQuery = QueryFactory.newReportQuery(GracePeriodRule.class, effdt);
039                    effdtSubQuery.setAttributes(new String[] { "max(effdt)" });
040    
041                    // OJB's awesome sub query setup part 2
042                    timestamp.addEqualToField("effectiveDate", Criteria.PARENT_QUERY_PREFIX + "effectiveDate");
043    //              timestamp.addEqualTo("active", true);
044                    ReportQueryByCriteria timestampSubQuery = QueryFactory.newReportQuery(GracePeriodRule.class, timestamp);
045                    timestampSubQuery.setAttributes(new String[] { "max(timestamp)" });
046    
047                    root.addEqualTo("effectiveDate", effdtSubQuery);
048                    root.addEqualTo("timestamp", timestampSubQuery);
049    
050                    Criteria activeFilter = new Criteria(); // Inner Join For Activity
051                    activeFilter.addEqualTo("active", true);
052                    root.addAndCriteria(activeFilter);
053                    
054                    
055                    Query query = QueryFactory.newQuery(GracePeriodRule.class, root);
056                    Object obj = this.getPersistenceBrokerTemplate().getObjectByQuery(query);
057    
058                    if (obj != null) {
059                            gracePeriodRule = (GracePeriodRule) obj;
060                    }
061                    
062                    return gracePeriodRule;
063            }
064    
065            @Override
066            public GracePeriodRule getGracePeriodRule(String tkGracePeriodId) {
067                    Criteria crit = new Criteria();
068                    crit.addEqualTo("tkGracePeriodRuleId", tkGracePeriodId);
069                    
070                    Query query = QueryFactory.newQuery(GracePeriodRule.class, crit);
071                    return (GracePeriodRule)this.getPersistenceBrokerTemplate().getObjectByQuery(query);
072            }
073    }