[jira] [Comment Edited] (LOG4J2-2690) Custom appenders no longer found with Java 11

["Ralph Goers (Jira)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/LOG4J2-2690?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16928943#comment-16928943 ] 

Ralph Goers edited comment on LOG4J2-2690 at 9/12/19 11:41 PM:
---------------------------------------------------------------

Yeah, at this point you are right. I will work on getting an integration test so I can fix this and validate it is going to work. BTW - the configuration syntax didn't change - it should be completely compatible. It is just a matter of being able to find stuff across modules.


was (Author: ralph.goers@dslextreme.com):
Yeah, at this point you are right. I will work on getting an integration test so I can fix this and validate it is going to work.

> Custom appenders no longer found with Java 11
> ---------------------------------------------
>
>                 Key: LOG4J2-2690
>                 URL: https://issues.apache.org/jira/browse/LOG4J2-2690
>             Project: Log4j 2
>          Issue Type: Bug
>          Components: Appenders
>    Affects Versions: 2.12.1
>         Environment: Java 11.2
> {noformat}
> compile group: 'org.slf4j', name: 'slf4j-api', version: '1.8.0-beta4'
> compile 'org.apache.logging.log4j:log4j-slf4j18-impl:2.12.1'
> compile 'org.apache.logging.log4j:log4j-jcl:2.12.1'
> compile 'org.apache.logging.log4j:log4j-api:2.12.1'
> compile 'org.apache.logging.log4j:log4j-core:2.12.1'{noformat}
>            Reporter: Tobias Diez
>            Priority: Major
>
> After upgrading to Java 11, the custom appenders are no longer found. The following errors are shown when running the app:
> {noformat}
> 2019-09-10 21:44:54,195 main ERROR Error processing element GuiAppender ([Appenders: null]): CLASS_NOT_FOUND
> 2019-09-10 21:44:54,240 main ERROR Appenders contains an invalid element or attribute "OurApplicationInsightsAppender"
> 2019-09-10 21:44:54,261 main ERROR Unable to locate appender "applicationInsightsAppender" for logger config "root"
> 2019-09-10 21:44:54,262 main ERROR Unable to locate appender "GuiLogger" for logger config "org.jabref"
> 2019-09-10 21:44:54,262 main ERROR Unable to locate appender "GuiLogger" for logger config "org.apache.pdfbox"{noformat}
> The log4j config file can be found here:
> https://github.com/JabRef/jabref/blob/master/src/main/resources/log4j2.xml
> and the appender here:
> https://github.com/JabRef/jabref/blob/master/src/main/java/org/jabref/gui/logging/GuiAppender.java
> (They were working with Java 8, so it shouldn't be a configuration problem.)



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