/*
    * 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.businessobject.options;
  
  import java.util.ArrayList;
  import java.util.Collections;
  import java.util.Iterator;
  import java.util.List;
  
  import org.kuali.ole.sys.businessobject.SystemOptions;
  import org.kuali.ole.sys.context.SpringContext;
  import org.kuali.rice.core.api.util.ConcreteKeyValue;
  import org.kuali.rice.krad.keyvalues.KeyValuesBase;
  import org.kuali.rice.krad.service.KeyValuesService;
  
  /**
   * This class...
   */
  public class FiscalYearValuesFinder extends KeyValuesBase {
  
      /*
       * @see org.kuali.keyvalues.KeyValuesFinder#getKeyValues()
       */
      public List getKeyValues() {
  
          KeyValuesService boService = SpringContext.getBean(KeyValuesService.class);
          FiscalYearComparator fiscalYearComparator = new FiscalYearComparator();
          List optionList = (List) boService.findAll(SystemOptions.class);
          // copy the list of codes before sorting, since we can't modify the results from this method
          if ( optionList == null ) {
              optionList = new ArrayList(0);
          } else {
              optionList = new ArrayList( optionList );
          }
          Collections.sort(optionList, fiscalYearComparator);
          List labels = new ArrayList();
          labels.add(new ConcreteKeyValue("", ""));
          for (Iterator iter = optionList.iterator(); iter.hasNext();) {
              SystemOptions options = (SystemOptions) iter.next();
              labels.add(new ConcreteKeyValue(options.getUniversityFiscalYear().toString(), options.getUniversityFiscalYear().toString()));
          }
  
          return labels;
      }
  
  }