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From Randgalt <...@git.apache.org>
Subject [GitHub] curator pull request: CURATOR-144: TreeCache.Builder to configure ...
Date Thu, 28 Aug 2014 14:50:16 GMT
Github user Randgalt commented on a diff in the pull request:

    https://github.com/apache/curator/pull/41#discussion_r16843839
  
    --- Diff: curator-recipes/src/main/java/org/apache/curator/framework/recipes/cache/TreeCache.java
---
    @@ -580,13 +670,33 @@ public Void apply(TreeCacheListener listener)
         }
     
         /**
    -     * Default behavior is just to log the exception
    -     *
    -     * @param e the exception
    +     * Send an exception to any listeners, or else log the error if there are none.
          */
    -    protected void handleException(Throwable e)
    +    private void handleException(final Throwable e)
         {
    -        LOG.error("", e);
    +        if ( errorListeners.size() == 0 )
    +        {
    +            LOG.error("", e);
    +        }
    +        else
    +        {
    +            errorListeners.forEach(new Function<UnhandledErrorListener, Void>()
    +            {
    +                @Override
    +                public Void apply(UnhandledErrorListener listener)
    +                {
    +                    try
    +                    {
    +                        listener.unhandledError("", e);
    +                    }
    +                    catch ( Exception e )
    +                    {
    +                        LOG.error("Exception handling exception", e);
    +                    }
    +                    return null;
    +                }
    +            });
    +        }
    --- End diff --
    
    I'd rather see a global change for something like this instead of each recipe doing it.


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