/*

  * Copyright 2006-2007 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.rice.kns.datadictionary.exporter;

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

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

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

 /**

  * RelationshipsMapBuilder

  * 

  * 

  */

 public class RelationshipsMapBuilder {

     /**

      * Default constructor

      */

     public RelationshipsMapBuilder() {

     }

     /**

      * @param entry

      * @return ExportMap containing the standard entries for the entry's RelationshipDefinitions

      */

     public ExportMap buildRelationshipsMap(DataDictionaryEntryBase entry) {

         ExportMap relationshipsMap = new ExportMap("relationships");

         for ( RelationshipDefinition relationship : entry.getRelationships() ) {

             relationshipsMap.set(buildRelationshipMap(relationship));

         }

         return relationshipsMap;

     }

     private ExportMap buildRelationshipMap(RelationshipDefinition relationship) {

         ExportMap relationshipMap = new ExportMap(relationship.getObjectAttributeName());

         ExportMap attributesMap = new ExportMap("primitiveAttributes");

         int count = 0;

         for (PrimitiveAttributeDefinition primitiveAttributeDefinition : relationship.getPrimitiveAttributes()) {

             ExportMap attributeMap = new ExportMap(Integer.toString(count++));

             attributeMap.set("sourceName", primitiveAttributeDefinition.getSourceName());

             attributeMap.set("targetName", primitiveAttributeDefinition.getTargetName());

             attributesMap.set(attributeMap);

         }

         relationshipMap.set(attributesMap);

         return relationshipMap;

     }

 }