[jira] [Resolved] (LOG4J2-2640) Circular dependency in log4j-core pom.xml

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

     [ https://issues.apache.org/jira/browse/LOG4J2-2640?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Ralph Goers resolved LOG4J2-2640.
---------------------------------
       Resolution: Fixed
    Fix Version/s: 3.0.0

Thanks for catching this. The fix was applied. Please verify and close.

> Circular dependency in log4j-core pom.xml
> -----------------------------------------
>
>                 Key: LOG4J2-2640
>                 URL: https://issues.apache.org/jira/browse/LOG4J2-2640
>             Project: Log4j 2
>          Issue Type: Bug
>            Reporter: Filipp Gunbin
>            Assignee: Ralph Goers
>            Priority: Major
>             Fix For: 3.0.0
>
>
> Master fails to build unless current snapshot log4j-core version is already present in local maven repo:
> {quote}[ERROR] Failed to execute goal on project log4j-core: Could not resolve dependencies for project org.apache.logging.log4j:log4j-core:jar:3.0.0-SNAPSHOT: Could not find artifact org.apache.logging.log4j:log4j-core:jar:3.0.0-SNAPSHOT, try downloading from [https://logging.apache.org/log4j/2.x/download.html] -> [Help 1]
> {quote}
> To reproduce, execute {code} rm -r ~/.m2/repository/org/apache/logging/log4j{code} and invoke usual mvn clean install.
> This is because log4j-core has this dependency, which itself references log4j-core (with a defined version which gets correctly overriden by 3.0.0-SNAPSHOT).
> {code}
> <dependency>
>    <groupId>com.github.ivandzf</groupId>
>    <artifactId>log4j2-custom-layout</artifactId>
>    <version>1.1.0</version>
>    <scope>test</scope>
> </dependency>
> {code}
> Simplest fix is to add exclusion:
> {code}
> diff --git a/log4j-core/pom.xml b/log4j-core/pom.xml
> index 20063be15..2e15ca9a4 100644
> --- a/log4j-core/pom.xml
> +++ b/log4j-core/pom.xml
> @@ -324,6 +324,12 @@
>        <artifactId>log4j2-custom-layout</artifactId>
>        <version>1.1.0</version>
>        <scope>test</scope>
> +      <exclusions>
> +        <exclusion>
> +          <groupId>org.apache.logging.log4j</groupId>
> +          <artifactId>log4j-core</artifactId>
> +        </exclusion>
> +      </exclusions>
>      </dependency>
>    </dependencies>
>    <build>
> {code}



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