1   /*
    2    * Licensed to the Apache Software Foundation (ASF) under one or more
    3    * contributor license agreements. See the NOTICE file distributed with this
    4    * work for additional information regarding copyright ownership. The ASF
    5    * licenses this file to You under the Apache License, Version 2.0 (the
    6    * "License"); you may not use this file except in compliance with the License.
    7    * You may obtain a copy of the License at
    8    * http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable law
    9    * or agreed to in writing, software distributed under the License is
   10    * distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
   11    * KIND, either express or implied. See the License for the specific language
   12    * governing permissions and limitations under the License.
   13    */
   14   package org.apache.webbeans.decorator;
   15   
   16   import java.io.Serializable;
   17   import java.util.Comparator;
   18   
   19   import javax.enterprise.inject.spi.Decorator;
   20   
   21   public class DecoratorComparator<T> implements Comparator<Decorator<T>>, Serializable
   22   {
   23   
   24       /** default serial version UID */
   25       private static final long serialVersionUID = 1L;
   26   
   27       public int compare(Decorator<T> o1, Decorator<T> o2)
   28       {
   29           WebBeansDecorator<T> src = (WebBeansDecorator<T>) o1;
   30           WebBeansDecorator<T> target = (WebBeansDecorator<T>) o2;
   31   
   32           if (o1.equals(o2))
   33           {
   34               return 0;
   35           }
   36           else
   37           {
   38               Class<?> o1Clazz = src.getClazz();
   39               Class<?> o2Clazz = target.getClazz();
   40   
   41               return DecoratorsManager.getInstance().compare(o1Clazz, o2Clazz);
   42   
   43           }
   44       }
   45   
   46   }