[logback-user] How to reload logback configuration ?

[praveen patil]

Hi kirti,

As per http://logback.qos.ch/manual/configuration.html#autoScan document
the logback configuration loads automatically on modifications.Even though
if you want it to load manually look around joran configurator.

HTH

Kind Regards,

Praveen Patil
HotWax Media Pvt. Ltd.
pravin.patil at hotwaxmedia.com
Direct - +91 9039689196



On Tue, Jul 9, 2013 at 5:51 PM, Kriti Wadhwa <kriti.wadhwa at tcs.com> wrote:

> Hi,
>
>
>
> I am using external properties file(*process_settings.properties*) for
> variable substitution to programmatically configure the following logger
> parameters:******
>
> BACKUP_COUNT (backup history)****
>
> FILE_SIZE****
>
> *LOG_LEVEL*****
>
> ** **
>
> From my application, after I set the above mentioned params in properties
> file, I want the logback configuration(and hence the new properties file)
> to be reloaded and restarted again.****
>
> ** **
>
> For that I am doing:****
>
> LoggerContext loggerContext = (LoggerContext) LoggerFactory.*
> getILoggerFactory*();****
>
> loggerContext.reset();****
>
> ContextInitializer ci = *new* ContextInitializer(loggerContext);****
>
> ci.autoConfig();****
>
> ** **
>
> On restart, logback.xml is not using the updated properties file, instead
> it is still substituting values which were set previously. ****
>
> ** **
>
> Please suggest how to restart logback such that the updated properties
> file is picked up.****
>
> (Properties file is being correctly updated – this has been verified)  ***
> *
>
> ** **
>
> *Logback.xml*
>
> <?xml version=*"1.0"* encoding=*"UTF-8"*?>****
>
> <configuration>****
>
>        *<**property** resource="process_settings.properties" />*
>
>        ****
>
>        <appender name=*"STDOUT"* class=*
> "ch.qos.logback.core.ConsoleAppender"*>****
>
>               encoders are by default assigned the type
> ch.qos.logback.classic.encoder.PatternLayoutEncoder****
>
>               <encoder>****
>
>                      <pattern>%d [%thread] %-5level %class{0} %*msg*%n</
> pattern>****
>
>               </encoder>****
>
>        </appender>****
>
> ** **
>
>        <appender name=*"FILE"*****
>
>               class=*"ch.qos.logback.core.rolling.RollingFileAppender"*>**
> **
>
>               <file>C:/cpm.log</file>****
>
>               <rollingPolicy class=*
> "ch.qos.logback.core.rolling.FixedWindowRollingPolicy"*>
> ****
>
>                      <!-- <fileNamePattern>/*var*/log/*cloudprovider*-*mgr
> */*cpm*.%i.log</fileNamePattern> -->****
>
>                      <fileNamePattern>C:/*cpm*.%i.log</fileNamePattern>***
> *
>
>                      <minIndex>1</minIndex>****
>
>                      <maxIndex>${BACKUP_COUNT}</maxIndex>
> ****
>
>               </rollingPolicy>****
>
>               ****
>
>               <triggeringPolicy class=*
> "ch.qos.logback.core.rolling.SizeBasedTriggeringPolicy"*>****
>
>               <maxFileSize>${FILE_SIZE}</maxFileSize>****
>
>               </triggeringPolicy>****
>
>               ****
>
>               <encoder>****
>
>                      <pattern>%d{HH:mm:ss.SSS} [%thread] %-5level
> %class{0} %*msg*%n</pattern>****
>
>               </encoder>****
>
>        </appender>****
>
> ** **
>
>        <root level=*"DEBUG"*>****
>
>               <appender-ref ref=*"STDOUT"* />****
>
>               <appender-ref ref=*"FILE"* />****
>
>        </root>****
>
> <logger name=*"com.xyz"*>****
>
>               <level value=*"${LOG_LEVEL}"* />****
>
>        </logger>****
>
> </configuration>****
>
> ** **
>
> ** **
>
> Thanks,****
>
> Kriti****
>
>
>
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