/*

  * This software is licensed under the Apache License, Version 2.0

  * (the "License") agreement; 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 net.admin4j.util;

 import java.util.Comparator;

 import net.admin4j.deps.commons.beanutils.BeanComparator;

 import net.admin4j.deps.commons.lang3.Validate;

 @SuppressWarnings("rawtypes")

 public class CompositeBeanComparator implements Comparator {

     private BeanComparator[] comparator;

     public CompositeBeanComparator(String[] properties) {

         Validate.notEmpty("Null or empty properties not allowed.");

         comparator = new BeanComparator[properties.length];

         for (int i = 0; i < properties.length; i++) {

             comparator[i] = new BeanComparator(properties[i]);

         }

     }

     public int compare(Object obj1, Object obj2) {

         int answer = 0;

         for (int i = 0; i < comparator.length; i++) {

             answer = comparator[i].compare(obj1, obj2);

             if (answer != 0) {

                 return answer;

             }

         }

         return answer;

     }

 }