/**

  * Copyright 2005-2011 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.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.kim.api.jaxb;

 import javax.xml.bind.MarshalException;

 import javax.xml.bind.UnmarshalException;

 import javax.xml.bind.annotation.adapters.NormalizedStringAdapter;

 import javax.xml.bind.annotation.adapters.XmlAdapter;

 import org.kuali.rice.core.util.jaxb.NameAndNamespacePair;

 import org.kuali.rice.kim.api.services.KimApiServiceLocator;

 import org.kuali.rice.kim.api.common.template.Template;

 /**

  * An XML adapter that converts between a NameAndNamespacePair and a permission template ID.

  * 

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

  */

 public class NameAndNamespacePairToPermTemplateIdAdapter extends XmlAdapter<NameAndNamespacePair,String> {

     /**

      * @see javax.xml.bind.annotation.adapters.XmlAdapter#unmarshal(java.lang.Object)

      */

     @Override

     public String unmarshal(NameAndNamespacePair v) throws Exception {

         if (v != null) {

             Template permissionTemplate = KimApiServiceLocator.getPermissionService().findPermTemplateByNamespaceCodeAndName(

                     v.getNamespaceCode(), new NormalizedStringAdapter().unmarshal(v.getName()));

             if (permissionTemplate == null) {

                 throw new UnmarshalException("Cannot find permission template with namespace \"" + v.getNamespaceCode() + "\" and name \"" + v.getName() + "\"");

             }

             return permissionTemplate.getId();

         }

         return null;

     }

     /**

      * @see javax.xml.bind.annotation.adapters.XmlAdapter#marshal(java.lang.Object)

      */

     @Override

     public NameAndNamespacePair marshal(String v) throws Exception {

         if (v != null) {

             Template permissionTemplate = KimApiServiceLocator.getPermissionService().getPermissionTemplate(v);

             if (permissionTemplate == null) {

                 throw new MarshalException("Cannot find permission template with ID \"" + v + "\"");

             }

             return new NameAndNamespacePair(permissionTemplate.getNamespaceCode(), permissionTemplate.getName());

         }

         return null;

     }

 }