/*

  * Licensed to the Apache Software Foundation (ASF) under one

  * or more contributor license agreements.  See the NOTICE file

  * distributed with this work for additional information

  * regarding copyright ownership.  The ASF licenses this file

  * to you under the Apache 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.apache.org/licenses/LICENSE-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.apache.myfaces.el.unified;

 import java.util.Comparator;

 import javax.el.ELResolver;

 /**

  * Comparator for ELResolvers that shifts the Resolver from OWB to the last place.

  * 

  * @author Jakob Korherr (latest modification by $Author$)

  * @version $Revision$ $Date$

  *

  * @since 1.2.10, 2.0.2

  */

 public class OpenWebBeansELResolverComparator implements Comparator<ELResolver>

 {

     public static final String OWB_RESOLVER_OLD = "org.apache.webbeans.el.WebBeansELResolver";

     public static final String OWB_RESOLVER     = "org.apache.webbeans.el22.WebBeansELResolver";

     @Override

     public int compare(ELResolver r1, ELResolver r2)

     {

         if (r1.getClass().getName().equals(OWB_RESOLVER_OLD) || r1.getClass().getName().equals(OWB_RESOLVER))

         {

             return 1;

         }

         else if (r2.getClass().getName().equals(OWB_RESOLVER_OLD) || r2.getClass().getName().equals(OWB_RESOLVER))

         {

             return -1;

         }

         return 0; // keep order

     }

 }