Coverage Report - org.apache.camel.util.ExpressionListComparator
 
Classes in this File Line Coverage Branch Coverage Complexity
ExpressionListComparator
0% 
0% 
0
 
 1  
 /**
 2  
  * Licensed to the Apache Software Foundation (ASF) under one or more
 3  
  * contributor license agreements.  See the NOTICE file distributed with
 4  
  * this work for additional information regarding copyright ownership.
 5  
  * The ASF licenses this file to You under the Apache License, Version 2.0
 6  
  * (the "License"); you may not use this file except in compliance with
 7  
  * the License.  You may obtain a copy of the License at
 8  
  *
 9  
  *      http://www.apache.org/licenses/LICENSE-2.0
 10  
  *
 11  
  * Unless required by applicable law or agreed to in writing, software
 12  
  * distributed under the License is distributed on an "AS IS" BASIS,
 13  
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 14  
  * See the License for the specific language governing permissions and
 15  
  * limitations under the License.
 16  
  */
 17  
 package org.apache.camel.util;
 18  
 
 19  
 import java.util.Comparator;
 20  
 import java.util.List;
 21  
 
 22  
 import org.apache.camel.Exchange;
 23  
 import org.apache.camel.Expression;
 24  
 
 25  
 /**
 26  
  * An implementation of {@link java.util.Comparator} which takes a list of
 27  
  * {@link org.apache.camel.Expression} objects which is evaluated
 28  
  * on each exchange to compare them
 29  
  *
 30  
  * @version $Revision: 1.1 $
 31  
  */
 32  0
 public class ExpressionListComparator implements Comparator<Exchange> {
 33  
     private final List<Expression> expressions;
 34  
 
 35  0
     public ExpressionListComparator(List<Expression> expressions) {
 36  0
         this.expressions = expressions;
 37  0
     }
 38  
 
 39  
     public int compare(Exchange e1, Exchange e2) {
 40  0
         for (Expression expression : expressions) {
 41  0
             Object o1 = expression.evaluate(e1);
 42  0
             Object o2 = expression.evaluate(e2);
 43  0
             int answer = ObjectHelper.compare(o1, o2);
 44  0
             if (answer != 0) {
 45  0
                 return answer;
 46  
             }
 47  0
         }
 48  0
         return 0;
 49  
     }
 50  
 }