/**

  * Copyright 2010 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.core.personsearch.service.impl;

 import java.util.ArrayList;

 import java.util.List;

 import java.util.Map;

 import org.kuali.rice.kim.bo.Person;

 import org.kuali.rice.kim.bo.entity.KimPrincipal;

 import org.kuali.rice.kim.bo.entity.dto.KimEntityDefaultInfo;

 import org.kuali.rice.kim.bo.entity.dto.KimEntityEntityTypeDefaultInfo;

 import org.kuali.rice.kim.service.IdentityService;

 /**

  * Utility methods for dealing with Person searches

  *

  * @author Kuali Rice Team (kuali-rice@googlegroups.com)

  *

  */

 public class PersonSearch {

     @SuppressWarnings("unchecked")

     protected List<Person> findPeopleInternal(IdentityService identityService, Map<String, String> criteria, boolean unbounded) {

         List<Person> people = new ArrayList<Person>();

         List<? extends KimEntityDefaultInfo> entities = identityService.lookupEntityDefaultInfo(criteria, unbounded);

         if (entities != null) {

             for (KimEntityDefaultInfo e : entities) {

                 // get to get all principals for the entity as well

                 for (KimPrincipal p : e.getPrincipals()) {

                     Person person = convertEntityToPerson(e, p);

                     if (person != null) {

                         people.add(person);

                     }

                 }

             }

         }

 //        if (entities instanceof CollectionIncomplete) {

 //            return new CollectionIncomplete(people, ((CollectionIncomplete) entities).getActualSizeIfTruncated());

 //        }

         return people;

     }

     protected Person convertEntityToPerson(KimEntityDefaultInfo entity, KimPrincipal principal) {

         try {

             // get the EntityEntityType for the EntityType corresponding to a Person

            KimEntityEntityTypeDefaultInfo entType = entity.getEntityType(PersonSearchServiceImpl.PERSON_ENTITY_TYPE);

             // if no "person" entity type present for the given principal, skip to the next type in the list

             if (entType == null) {

                 return null;

             }

             // attach the principal and entity objects

             // PersonImpl has logic to pull the needed elements from the KimEntity-related classes

             return new KsPerson(entity, principal);

         } catch (Exception ex) {

             // allow runtime exceptions to pass through

             if (ex instanceof RuntimeException) {

                 throw (RuntimeException) ex;

             } else {

                 throw new RuntimeException("Problem building person object", ex);

             }

         }

     }

 }