[slf4j-dev] [JIRA] (SLF4J-423) 1.8.0-beta0 bug in log4j MDC handling

[QOS.CH (JIRA)]

Brett Wooldridge created SLF4J-423:
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             Summary: 1.8.0-beta0 bug in log4j MDC handling
                 Key: SLF4J-423
                 URL: https://jira.qos.ch/browse/SLF4J-423
             Project: SLF4J
          Issue Type: Bug
          Components: Unspecified
    Affects Versions: 1.8.0-beta0
            Reporter: Brett Wooldridge
            Assignee: SLF4J developers list


When running with log4j 2.10.0, and using the slf4j-log4j12-1.8.0-beta0 release, the follow error is received:
{code:java}
java.lang.NoSuchFieldException: mdc
 at java.base/java.lang.Class.getDeclaredField(Unknown Source)
 at org.apache.log4j.MDCFriend.fixForJava9(MDCFriend.java:13)
 at org.slf4j.log4j12.Log4jMDCAdapter.<clinit>(Log4jMDCAdapter.java:38)
 at org.slf4j.log4j12.Log4j12ServiceProvider.initialize(Log4j12ServiceProvider.java:37)
 at org.slf4j.LoggerFactory.bind(LoggerFactory.java:153)
 at org.slf4j.LoggerFactory.performInitialization(LoggerFactory.java:141)
 at org.slf4j.LoggerFactory.getProvider(LoggerFactory.java:413)
 at org.slf4j.LoggerFactory.getILoggerFactory(LoggerFactory.java:405)
 at org.slf4j.LoggerFactory.getLogger(LoggerFactory.java:354)
 at org.slf4j.LoggerFactory.getLogger(LoggerFactory.java:380){code}
The MDC class in log4j-1.2-api-2.10.0.jar no longer contains a field named "mdc".

 



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