/**

  * Copyright 2011 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.osedu.org/licenses/ECL-2.0

  *

  * 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.student.process.poc.krms.termresolver;

 import org.kuali.rice.krms.api.engine.TermResolutionException;

 import org.kuali.rice.krms.api.engine.TermResolver;

 import org.kuali.student.common.util.krms.RulesExecutionConstants;

 import java.util.Calendar;

 import java.util.Collections;

 import java.util.Date;

 import java.util.Map;

 import java.util.Set;

 /**

  * Created by IntelliJ IDEA.

  * User: andy

  * Date: 12/16/11

  * Time: 3:19 PM

  * To change this template use File | Settings | File Templates.

  */

 public class CurrentDateResolver implements TermResolver<Date> {

     @Override

     public Set<String> getPrerequisites() {

         return Collections.emptySet();

     }

     @Override

     public String getOutput() {

         return RulesExecutionConstants.CURRENT_DATE_TERM_NAME;

     }

     @Override

     public Set<String> getParameterNames() {

         return Collections.emptySet();

     }

     @Override

     public int getCost() {

         // TODO Analyze, though probably not much to check here

         return 0;

     }

     @Override

     public Date resolve(Map<String, Object> resolvedPrereqs, Map<String, String> parameters) throws TermResolutionException {

         Calendar cal = Calendar.getInstance();

         cal.set(2011, 11, 30);

         return cal.getTime();

     }

 }