[logback-user] ThrowableProxy and instanceof in EventEvaluator

Ceki Gulcu ceki at qos.ch
Mon Sep 28 10:46:23 CEST 2009


Hello Hontvári,

Looks like a bug. Could you please create a jira issue at jira.qos.ch?

Thank you,

Hontvári József wrote:
> In an event evaluator called in an option of an "ex" formatting 
> specifier I would use a "throwable instanceof example" expression.
> This is the same as in Example 5.3 in the documentation, which also uses 
> instanceof.
> 
> This doesn't work because the throwable object is not a Throwable but a 
> ThrowableProxy.
> 
> Again, at another place, in the table at the beginning of the "Evaluator 
> Filters taking Java Expressions" section in chapter Filters it is shown 
> that the type of throwable is Throwable (annd not ThrowableProxy).
> 
> Somehow I still get a ThrowableProxy instead of Throwable.
> 
> 
-- 
Ceki Gülcü
Logback: The reliable, generic, fast and flexible logging framework for Java.
http://logback.qos.ch


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