Coverage Report - org.mule.util.counters.impl.Delta
 
Classes in this File Line Coverage Branch Coverage Complexity
Delta
0%
0/10
0%
0/6
1.667
 
 1  
 /*
 2  
  * Copyright (c) MuleSoft, Inc.  All rights reserved.  http://www.mulesoft.com
 3  
  * The software in this package is published under the terms of the CPAL v1.0
 4  
  * license, a copy of which has been included with this distribution in the
 5  
  * LICENSE.txt file.
 6  
  */
 7  
 package org.mule.util.counters.impl;
 8  
 
 9  
 import org.mule.util.counters.CounterFactory.Type;
 10  
 
 11  
 public class Delta extends AggregateCounter
 12  
 {
 13  
 
 14  0
     private double first = 0.0;
 15  0
     private double second = 0.0;
 16  
 
 17  
     public Delta(String name, AbstractCounter base)
 18  
     {
 19  0
         super(name, Type.DELTA, base);
 20  0
     }
 21  
 
 22  
     public double nextValue()
 23  
     {
 24  0
         if (Double.isNaN(first) || Double.isNaN(second))
 25  
         {
 26  0
             return Double.NaN;
 27  
         }
 28  
         else
 29  
         {
 30  0
             return second - first > 0.0 ? second - first : 0.0;
 31  
         }
 32  
     }
 33  
 
 34  
     public void doCompute()
 35  
     {
 36  0
         first = second;
 37  0
         second = this.getBase().nextValue();
 38  0
     }
 39  
 
 40  
 }