Package org.fest.util

Class Throwables

  • public final class Throwables
extends java.lang.Object
    Utility methods related to Throwables.
    Author:
    Alex Ruiz

    • Method Summary

      All Methods Static Methods Concrete Methods 
      Modifier and Type Method Description
      static void appendStackTraceInCurentThreadToThrowable​(java.lang.Throwable t, java.lang.String methodToStartFrom)
      Appends the stack trace of the current thread to the one in the given Throwable.
      static void removeFestRelatedElementsFromStackTrace​(java.lang.Throwable throwable)
      Removes the FEST-related elements from the Throwable stack trace that have little value for end user.

      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

    • Method Detail

      • appendStackTraceInCurentThreadToThrowable

        public static void appendStackTraceInCurentThreadToThrowable​(java.lang.Throwable t,
                                                             java.lang.String methodToStartFrom)
        Appends the stack trace of the current thread to the one in the given Throwable.
        Parameters:
        t - the given Throwable.
        methodToStartFrom - the name of the method used as the starting point of the current thread's stack trace.

      • removeFestRelatedElementsFromStackTrace

        public static void removeFestRelatedElementsFromStackTrace​(java.lang.Throwable throwable)
        Removes the FEST-related elements from the Throwable stack trace that have little value for end user. Therefore, instead of seeing this: 
         org.junit.ComparisonFailure: expected:<'[Ronaldo]'> but was:<'[Messi]'>
   at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
   at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
   at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
   at java.lang.reflect.Constructor.newInstance(Constructor.java:501)
   at org.fest.assertions.error.ConstructorInvoker.newInstance(ConstructorInvoker.java:34)
   at org.fest.assertions.error.ShouldBeEqual.newComparisonFailure(ShouldBeEqual.java:111)
   at org.fest.assertions.error.ShouldBeEqual.comparisonFailure(ShouldBeEqual.java:103)
   at org.fest.assertions.error.ShouldBeEqual.newAssertionError(ShouldBeEqual.java:81)
   at org.fest.assertions.internal.Failures.failure(Failures.java:76)
   at org.fest.assertions.internal.Objects.assertEqual(Objects.java:116)
   at org.fest.assertions.api.AbstractAssert.isEqualTo(AbstractAssert.java:74)
   at examples.StackTraceFilterExample.main(StackTraceFilterExample.java:13)
        We get this: 
         org.junit.ComparisonFailure: expected:<'[Ronaldo]'> but was:<'[Messi]'>
   at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
   at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
   at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
   at examples.StackTraceFilterExample.main(StackTraceFilterExample.java:20)
        Parameters:
        throwable - the Throwable to filter stack trace.