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From "elkan (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (LOG4J2-1793) Why there can't get thrown from LogEvent
Date Thu, 19 Jan 2017 06:41:26 GMT

     [ https://issues.apache.org/jira/browse/LOG4J2-1793?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

elkan updated LOG4J2-1793:
--------------------------
    Description: 
There I want create a customer defined appender and need get stack case message. So in over
write append method when implements AbstractAppender, then use the function like below code:

logEvent.getThrown().getCause()

http://77l54p.com1.z0.glb.clouddn.com/qq20170119142117-log4j2-debug.png-alias (Debug Info)


But it very interesting, it out put null, but I use Eclipse debug enter it can get message
and seems it were drop-dead halt. Is it a bug problem. There need you help, thanks.

  was:
There I want create a customer defined appender and need get stack case message. So in over
write append method when implements AbstractAppender, then use the function like below code:

logEvent.getThrown().getCause()

But it very interesting, it out put null, but I use Eclipse debug enter it can get message
and seems it were drop-dead halt. Is it a bug problem. There need you help, thanks.


> Why there can't get thrown from LogEvent
> ----------------------------------------
>
>                 Key: LOG4J2-1793
>                 URL: https://issues.apache.org/jira/browse/LOG4J2-1793
>             Project: Log4j 2
>          Issue Type: Bug
>          Components: Core
>    Affects Versions: 2.7
>         Environment: JDK1.8, CentOS6
>            Reporter: elkan
>              Labels: patch
>   Original Estimate: 48h
>  Remaining Estimate: 48h
>
> There I want create a customer defined appender and need get stack case message. So in
over write append method when implements AbstractAppender, then use the function like below
code:
> logEvent.getThrown().getCause()
> http://77l54p.com1.z0.glb.clouddn.com/qq20170119142117-log4j2-debug.png-alias (Debug
Info)
> But it very interesting, it out put null, but I use Eclipse debug enter it can get message
and seems it were drop-dead halt. Is it a bug problem. There need you help, thanks.



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