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.gl.dataaccess.impl;
017    
018    import java.util.ArrayList;
019    import java.util.Iterator;
020    import java.util.List;
021    
022    import org.apache.ojb.broker.query.Criteria;
023    import org.apache.ojb.broker.query.QueryFactory;
024    import org.apache.ojb.broker.query.ReportQueryByCriteria;
025    import org.kuali.kfs.gl.businessobject.BalanceHistory;
026    import org.kuali.kfs.gl.dataaccess.LedgerBalanceHistoryBalancingDao;
027    import org.kuali.kfs.sys.KFSPropertyConstants;
028    import org.kuali.rice.kns.dao.impl.PlatformAwareDaoBaseOjb;
029    
030    /**
031     * An OJB implementation of EntryHistoryDao
032     */
033    public class BalanceHistoryDaoOjb extends PlatformAwareDaoBaseOjb implements LedgerBalanceHistoryBalancingDao {
034        private static org.apache.log4j.Logger LOG = org.apache.log4j.Logger.getLogger(BalanceHistoryDaoOjb.class);
035        
036        /**
037         * @see org.kuali.kfs.gl.dataaccess.LedgerBalanceHistoryBalancingDao#findDistinctFiscalYears()
038         */
039        public List<Integer> findDistinctFiscalYears() {
040            Criteria crit = new Criteria();
041            ReportQueryByCriteria q = QueryFactory.newReportQuery(BalanceHistory.class, crit);
042            q.setAttributes(new String[] { KFSPropertyConstants.UNIVERSITY_FISCAL_YEAR });
043            q.setDistinct(true);
044    
045            Iterator<Object[]> years = getPersistenceBrokerTemplate().getReportQueryIteratorByQuery(q);
046            List<Integer> yearList = new ArrayList<Integer>();
047            
048            while (years != null && years.hasNext()) {
049                Object[] year = years.next();
050                yearList.add(new Integer(year[0].toString()));
051            }
052            
053            return yearList;
054        }
055    }