[LOG4J2-465] ThresholdFilter throws NPE

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.0-beta9
• Fix Version/s: 2.0-rc1, 2.0
• Component/s: Core

Environment

java version "1.6.0_65"
Java(TM) SE Runtime Environment (build 1.6.0_65-b14-462-11M4609)
Java HotSpot(TM) 64-Bit Server VM (build 20.65-b04-462, mixed mode)

• Assignee: Remko Popma
• Reporter: Daisuke Baba
• Created: 11/Dec/13 09:41
• Updated: 04/Jan/14 11:58
• Resolved: 04/Jan/14 11:58

Description

ThresholdFilter throws NPE after LoggerContext#reconfigure() is performed.
—
[java] SEVERE: Exception processing: 662 org.apache.logging.log4j.core.async.AsyncLoggerConfigHelper$Log4jEventWrapper@55573de0
[java] java.lang.NullPointerException
[java] at org.apache.logging.log4j.core.filter.ThresholdFilter.filter(ThresholdFilter.java:70)
[java] at org.apache.logging.log4j.core.filter.ThresholdFilter.filter(ThresholdFilter.java:66)
[java] at org.apache.logging.log4j.core.filter.AbstractFilterable.isFiltered(AbstractFilterable.java:124)
[java] at org.apache.logging.log4j.core.appender.SMTPAppender.isFiltered(SMTPAppender.java:157)
[java] at org.apache.logging.log4j.core.config.AppenderControl.callAppender(AppenderControl.java:94)
[java] at org.apache.logging.log4j.core.config.LoggerConfig.callAppenders(LoggerConfig.java:425)
[java] at org.apache.logging.log4j.core.async.AsyncLoggerConfig.asyncCallAppenders(AsyncLoggerConfig.java:116)
[java] at org.apache.logging.log4j.core.async.AsyncLoggerConfigHelper$Log4jEventWrapperHandler.onEvent(AsyncLoggerConfigHelper.java:218)
[java] at org.apache.logging.log4j.core.async.AsyncLoggerConfigHelper$Log4jEventWrapperHandler.onEvent(AsyncLoggerConfigHelper.java:203)
[java] at com.lmax.disruptor.BatchEventProcessor.run(BatchEventProcessor.java:133)
[java] at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:895)
[java] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:918)
[java] at java.lang.Thread.run(Thread.java:695)
[java] Exception in thread "AsyncLoggerConfig-1" java.lang.RuntimeException: java.lang.NullPointerException
[java] at com.lmax.disruptor.FatalExceptionHandler.handleEventException(FatalExceptionHandler.java:45)
[java] at com.lmax.disruptor.BatchEventProcessor.run(BatchEventProcessor.java:152)
[java] at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:895)
[java] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:918)
[java] at java.lang.Thread.run(Thread.java:695)
[java] Caused by: java.lang.NullPointerException
[java] at org.apache.logging.log4j.core.filter.ThresholdFilter.filter(ThresholdFilter.java:70)
[java] at org.apache.logging.log4j.core.filter.ThresholdFilter.filter(ThresholdFilter.java:66)
[java] at org.apache.logging.log4j.core.filter.AbstractFilterable.isFiltered(AbstractFilterable.java:124)
[java] at org.apache.logging.log4j.core.appender.SMTPAppender.isFiltered(SMTPAppender.java:157)
[java] at org.apache.logging.log4j.core.config.AppenderControl.callAppender(AppenderControl.java:94)
[java] at org.apache.logging.log4j.core.config.LoggerConfig.callAppenders(LoggerConfig.java:425)
[java] at org.apache.logging.log4j.core.async.AsyncLoggerConfig.asyncCallAppenders(AsyncLoggerConfig.java:116)
[java] at org.apache.logging.log4j.core.async.AsyncLoggerConfigHelper$Log4jEventWrapperHandler.onEvent(AsyncLoggerConfigHelper.java:218)
[java] at org.apache.logging.log4j.core.async.AsyncLoggerConfigHelper$Log4jEventWrapperHandler.onEvent(AsyncLoggerConfigHelper.java:203)
[java] at com.lmax.disruptor.BatchEventProcessor.run(BatchEventProcessor.java:133)

Issue Links

• is related to: LOG4J2-462 LevelPatternConverter.format may throw NPE