/*

  * Copyright 2007-2009 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.rice.core.web.component;

 import org.kuali.rice.core.api.component.Component;

 import org.kuali.rice.core.impl.component.ComponentBo;

 import org.kuali.rice.kns.bo.BusinessObject;

 import org.kuali.rice.kns.datadictionary.DataDictionaryException;

 import org.kuali.rice.kns.inquiry.KualiInquirableImpl;

 import org.kuali.rice.kns.service.KNSServiceLocatorWeb;

 import java.util.List;

 import java.util.Map;

 /**

  * Since ParameterDetailType can be either DataDictionary or DB based, we need a custom {@link org.kuali.rice.kns.inquiry.Inquirable} to

  * check both.

  * 

  * @author Kuali Rice Team (rice.collab@kuali.org)

  *

  */

 public class ComponentInquirableImpl extends KualiInquirableImpl {

         private static final String PARAMETER_DETAIL_TYPE_CODE = "componentCode";

         private static final String PARAMETER_NAMESPACE_CODE = "namespaceCode";

         /**

          * This overridden method gets the BO for inquiries on {@link org.kuali.rice.core.impl.component.ComponentBo}

          * 

          * @see org.kuali.rice.kns.inquiry.KualiInquirableImpl#getBusinessObject(java.util.Map)

          */

         @Override

         public BusinessObject getBusinessObject(Map fieldValues) {

                 BusinessObject result = super.getBusinessObject(fieldValues);

                 if (result == null) {

                         String parameterDetailTypeCode = (String)fieldValues.get(PARAMETER_DETAIL_TYPE_CODE);

                 String parameterNamespaceCode = (String)fieldValues.get(PARAMETER_NAMESPACE_CODE);

                 if (parameterDetailTypeCode == null) throw new RuntimeException(PARAMETER_DETAIL_TYPE_CODE + 

                                 " is a required key for this inquiry");

                 if (parameterNamespaceCode == null) throw new RuntimeException(PARAMETER_NAMESPACE_CODE + 

                                 " is a required key for this inquiry");

                         List<Component> components;

                 try {

                         components = KNSServiceLocatorWeb.getRiceApplicationConfigurationMediationService().getNonDatabaseComponents();

                 } catch (DataDictionaryException ex) {

                     throw new RuntimeException(

                                     "Problem parsing data dictionary during full load required for inquiry to function: " + 

                                     ex.getMessage(), ex);

                 }

                 for (Component pdt : components) {

                         if (parameterDetailTypeCode.equals(pdt.getCode()) &&

                                         parameterNamespaceCode.equals(pdt.getNamespaceCode())) {

                                 result = ComponentBo.from(pdt);

                                 break;

                         }

                 }

                 }

                 return result; 

         }

 }