Coverage Report - org.mule.util.ExceptionUtils
 
Classes in this File Line Coverage Branch Coverage Complexity
ExceptionUtils
0%
0/12
0%
0/10
0
 
 1  
 /*
 2  
  * $Id: ExceptionUtils.java 19229 2010-08-26 20:50:55Z tcarlson $
 3  
  * --------------------------------------------------------------------------------------
 4  
  * Copyright (c) MuleSoft, Inc.  All rights reserved.  http://www.mulesoft.com
 5  
  *
 6  
  * The software in this package is published under the terms of the CPAL v1.0
 7  
  * license, a copy of which has been included with this distribution in the
 8  
  * LICENSE.txt file.
 9  
  */
 10  
 
 11  
 package org.mule.util;
 12  
 
 13  
 import java.util.List;
 14  
 import java.util.ListIterator;
 15  
 
 16  
 /**
 17  
  * Mule exception utilities.
 18  
  */
 19  0
 public class ExceptionUtils extends org.apache.commons.lang.exception.ExceptionUtils
 20  
 {
 21  
 
 22  
     /**
 23  
      * This method returns true if the throwable contains a {@link Throwable} that
 24  
      * matches the specified class or subclass in the exception chain. Subclasses of
 25  
      * the specified class do match.
 26  
      * 
 27  
      * @param throwable the throwable to inspect, may be null
 28  
      * @param type the type to search for, subclasses match, null returns false
 29  
      * @return the index into the throwable chain, false if no match or null input
 30  
      */
 31  
     public static boolean containsType(Throwable throwable, Class<?> type)
 32  
     {
 33  0
         return indexOfType(throwable, type) > -1;
 34  
     }
 35  
 
 36  
     /**
 37  
      * This method returns the throwable closest to the root cause that matches the
 38  
      * specified class or subclass. Any null argument will make the method return
 39  
      * null.
 40  
      * 
 41  
      * @param throwable the throwable to inspect, may be null
 42  
      * @param type the type to search for, subclasses match, null returns null
 43  
      * @return the throwablethat is closest to the root in the throwable chain that
 44  
      *         matches the type or subclass of that type.
 45  
      */
 46  
     public static Throwable getDeepestOccurenceOfType(Throwable throwable, Class<?> type)
 47  
     {
 48  0
         if (throwable == null || type == null)
 49  
         {
 50  0
             return null;
 51  
         }
 52  
         @SuppressWarnings("unchecked")
 53  0
         List<Throwable> throwableList = getThrowableList(throwable);
 54  0
         ListIterator<Throwable> listIterator = throwableList.listIterator(throwableList.size());
 55  0
         while (listIterator.hasPrevious())
 56  
         {
 57  0
             Throwable candidate = listIterator.previous();
 58  0
             if (type.isAssignableFrom(candidate.getClass()))
 59  
             {
 60  0
                 return candidate;
 61  
             }
 62  0
         }
 63  0
         return null;
 64  
     }
 65  
 }