[logback-user] How to log messages from different packages to different appenders with logback

Chris Pratt thechrispratt at gmail.com
Tue Jul 21 22:26:15 CEST 2015


I'm not positive but you might have to set additivity="true" (the default)
for your "org.hibernate" logger so that both it and the root logger can
process the message.  With additivity="false" only the most specific logger
match will process the message.
  (*Chris*)

On Tue, Jul 21, 2015 at 5:52 AM, amit shah <amits.84 at gmail.com> wrote:

> I am trying to log messages from third party libraries to different file
> with the below logback extract
>
> <appender name="CONSOLE" class="ch.qos.logback.core.ConsoleAppender">
>         <encoder>
>             <pattern>%d{HH:mm:ss.SSS} %-5level [%.45(%thread)][%.32(%logger{32})] %msg%n</pattern>
>         </encoder>
>     </appender>
>
>     <timestamp key="byDay" datePattern="yyyyMMdd'T'HHmmss"/>
>
>     <appender name="FILE" class="ch.qos.logback.core.FileAppender">
>         <file>F:\v1\devel\logs\app-${byDay}.txt </file>
>         <append>true</append>
>         <encoder>
>             <pattern>%d{HH:mm:ss.SSS} %-5level [%.45(%thread)][%.32(%logger{32})] %msg%n</pattern>
>         </encoder>
>     </appender>
>
>
>     <!-- ALL: INFO level -->
>     <root level="INFO">
>         <appender-ref ref="CONSOLE"/>
>     </root>
>
>     <!-- Third-party: some reduced levels -->
>     <logger name="org.hibernate" level="TRACE" additivity="false">
>         <appender-ref ref="FILE"/>
>     </logger>
>
> I want hibernate TRACE level logs to be logged to a file while other INFO
> messages should go to the console. The above xml config isn't working for
> me. Nothing gets logged to the file.
>
> Any suggestions?
>
> Thanks,
> Amit
>
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