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Chetan Mehrotra commented on SLING-3421: ---------------------------------------- One thing to note that logging would still work and all log message with level INFO+ would be directed to stdout.log. So no loss of imp log message here. Would update the configuration logic to handle such cases if possible and ignore malformed message formats > logback initialization does not initialize correct loggers if there's a > single false one > ---------------------------------------------------------------------------------------- > > Key: SLING-3421 > URL: https://issues.apache.org/jira/browse/SLING-3421 > Project: Sling > Issue Type: Bug > Components: Commons > Reporter: Stefan Egli > Assignee: Chetan Mehrotra > > If you configure a logger wrongly, which eg results in this stacktrace: > {code} > 2014-02-28 11:59:17 ERROR LogbackManager Error occurred while configuring > Logback > java.lang.IllegalArgumentException: Cannot format given Object as a Date > at java.text.DateFormat.format(DateFormat.java:281) > at java.text.Format.format(Format.java:140) > at java.text.MessageFormat.subformat(MessageFormat.java:1288) > at java.text.MessageFormat.format(MessageFormat.java:836) > at java.text.Format.format(Format.java:140) > at java.text.MessageFormat.format(MessageFormat.java:812) > at > org.apache.sling.commons.log.logback.internal.LogConfig.createLayout(LogConfig.java:124) > at > org.apache.sling.commons.log.logback.internal.util.LoggerSpecificEncoder.addLogConfig(LoggerSpecificEncoder.java:72) > at > org.apache.sling.commons.log.logback.internal.LogConfigManager.onResetComplete(LogConfigManager.java:283) > at > org.apache.sling.commons.log.logback.internal.LogbackManager.fireResetCompleteListeners(LogbackManager.java:266) > at > org.apache.sling.commons.log.logback.internal.OsgiInternalAction$ConfigCompleteListener.inPlay(OsgiInternalAction.java:158) > at > ch.qos.logback.core.joran.spi.InterpretationContext.fireInPlay(InterpretationContext.java:183) > at ch.qos.logback.core.joran.spi.EventPlayer.play(EventPlayer.java:61) > at > ch.qos.logback.core.joran.GenericConfigurator.doConfigure(GenericConfigurator.java:149) > at > ch.qos.logback.core.joran.GenericConfigurator.doConfigure(GenericConfigurator.java:135) > at > ch.qos.logback.core.joran.GenericConfigurator.doConfigure(GenericConfigurator.java:99) > at > ch.qos.logback.core.joran.GenericConfigurator.doConfigure(GenericConfigurator.java:49) > at > org.apache.sling.commons.log.logback.internal.LogbackManager$DefaultCallback.perform(LogbackManager.java:574) > at > org.apache.sling.commons.log.logback.internal.LogbackManager.configure(LogbackManager.java:322) > at > org.apache.sling.commons.log.logback.internal.LogbackManager.configure(LogbackManager.java:303) > at > org.apache.sling.commons.log.logback.internal.LogbackManager.access$200(LogbackManager.java:51) > at > org.apache.sling.commons.log.logback.internal.LogbackManager$1.run(LogbackManager.java:251) > at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:439) > at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303) > at java.util.concurrent.FutureTask.run(FutureTask.java:138) > at > java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:895) > at > java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:918) > at java.lang.Thread.run(Thread.java:695) > {code} > logback initialization stops completely and no other logger will be honored. > I think the logback initialization should continue and just mark the failing > one prominently, instead of completely stopping. -- This message was sent by Atlassian JIRA (v6.1.5#6160)