/**
    * 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.krms.termresolver;
  
  import org.kuali.rice.krms.api.engine.TermResolutionException;
  import org.kuali.rice.krms.api.engine.TermResolver;
  import org.kuali.student.krms.util.KSKRMSExecutionConstants;
  
  import java.util.Collections;
  import java.util.Map;
  import java.util.Set;
  
  
  public class CompletedCourseTermResolver extends AbstractCourseTermResolver implements TermResolver<Boolean> {
  
      @Override
      public String getOutput() {
          return KSKRMSExecutionConstants.COMPLETED_COURSES_TERM_NAME;
      }
  
      @Override
      public Set<String> getParameterNames() {
          return Collections.singleton(KSKRMSExecutionConstants.COURSE_CODE_TERM_PROPERTY);
      }
  
      @Override
      public int getCost() {
          // TODO Analyze, though probably not much to check here
          return 1;
      }
  
      @Override
      public Boolean resolve(Map<String, Object> resolvedPrereqs, Map<String, String> parameters) throws TermResolutionException {
  
          TermResolver<Boolean> completedCoursesTermResolver = new CompletedCoursesTermResolver();
  
          String courseCode = this.resolveCourseCode(parameters);
  
          parameters.put(KSKRMSExecutionConstants.COURSE_CODE_TERM_PROPERTY, courseCode);
          return completedCoursesTermResolver.resolve(resolvedPrereqs, parameters);
      }
  }