Mikael Ståldal created LOG4J2-1108:
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Summary: NullPointerException when using custom
java.util.logging.Level
Key: LOG4J2-1108
URL: https://issues.apache.org/jira/browse/LOG4J2-1108
Project: Log4j 2
Issue Type: Bug
Components: JUL adapter
Affects Versions: 2.4
Environment:
-Djava.util.logging.manager=org.apache.logging.log4j.jul.LogManager
Reporter: Mikael Ståldal
When using a 3rd party library (Twitter Finagle) which uses a custom
java.util.logging.Level, I get this:
{code}
Exception in thread "main" java.lang.NullPointerException
at
java.util.concurrent.ConcurrentHashMap.hash(ConcurrentHashMap.java:333)
at
java.util.concurrent.ConcurrentHashMap.get(ConcurrentHashMap.java:988)
at
org.apache.logging.log4j.jul.DefaultLevelConverter.toLevel(DefaultLevelConverter.java:119)
at
org.apache.logging.log4j.jul.LevelTranslator.toLevel(LevelTranslator.java:72)
at org.apache.logging.log4j.jul.CoreLogger.setLevel(CoreLogger.java:47)
at com.twitter.logging.Logger.setLevel(Logger.scala:63)
{code}
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