[jira] [Commented] (LOG4J2-2241) log4j-slf4j-impl does not provide slf4j with the service provider with Java 9

["Joshua Popoff (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/LOG4J2-2241?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16385299#comment-16385299 ] 

Joshua Popoff commented on LOG4J2-2241:
---------------------------------------

I've made an example application demonstrating: https://github.com/kashike/lbe

> log4j-slf4j-impl does not provide slf4j with the service provider with Java 9
> -----------------------------------------------------------------------------
>
>                 Key: LOG4J2-2241
>                 URL: https://issues.apache.org/jira/browse/LOG4J2-2241
>             Project: Log4j 2
>          Issue Type: Bug
>          Components: SLF4J Bridge
>    Affects Versions: 2.10.0
>            Reporter: Joshua Popoff
>            Priority: Blocker
>
> log4j-slf4j-impl does not 
> {noformat}
> provides org.slf4j.spi.SLF4JServiceProvider with org.apache.logging.slf4j.SLF4JServiceProvider;{noformat}
> (due to no module-info.java, and only an automatic module name, in the log4j-slf4j-impl project.
> When ran:
> {noformat}
> SLF4J: No SLF4J providers were found.
> SLF4J: Defaulting to no-operation (NOP) logger implementation
> SLF4J: See http://www.slf4j.org/codes.html#noProviders for further details.
> SLF4J: Class path contains SLF4J bindings targeting slf4j-api versions prior to 1.8.
> SLF4J: Ignoring binding found at [jar:file://[redacted]/log4j-slf4j-impl-2.10.0.jar!/org/slf4j/impl/StaticLoggerBinder.class]
> SLF4J: See http://www.slf4j.org/codes.html#ignoredBindings for an explanation.
> {noformat}



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