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https://issues.apache.org/jira/browse/ARCHETYPE-634?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Sylwester Lachiewicz reassigned ARCHETYPE-634:
----------------------------------------------
Assignee: Sylwester Lachiewicz
> WARNING: An illegal reflective access operation has occurred
> ------------------------------------------------------------
>
> Key: ARCHETYPE-634
> URL: https://issues.apache.org/jira/browse/ARCHETYPE-634
> Project: Maven Archetype
> Issue Type: Improvement
> Components: Plugin
> Affects Versions: 3.2.1
> Environment: MacOS / JDK11
> Reporter: Christophe Marchand
> Assignee: Sylwester Lachiewicz
> Priority: Major
>
> Having an archetype with a {{archetype-post-generate.groovy}} file inside,
> when generating a new project with JDK11, I get a WARNING :
> {{[*INFO*] Executing META-INF/archetype-post-generate.groovy post-generation
> script}}
> {{WARNING: An illegal reflective access operation has occurred}}
> {{WARNING: Illegal reflective access by
> org.codehaus.groovy.reflection.CachedClass
> (file:.../.m2/repository/org/codehaus/groovy/groovy-all/2.4.16/groovy-all-2.4.16.jar)
> to method java.lang.Object.finalize()}}
> {{WARNING: Please consider reporting this to the maintainers of
> org.codehaus.groovy.reflection.CachedClass}}
> {{{}WARNING: Use --illegal-access=warn to enable warnings of further illegal
> reflective access operations{}}}{{{}WARNING: All illegal access operations
> will be denied in a future release{}}}
> {{Components :}}
> {{08:50 $ mvn -version}}
> {{Apache Maven 3.8.4 (9b656c72d54e5bacbed989b64718c159fe39b537)}}
> {{Maven home: /Users/cmarchand/applications/apache-maven-3.8.4}}
> {{{}Java version: 11.0.4, vendor: AdoptOpenJDK,
> runtime:{}}}{{{}/Library/Java/JavaVirtualMachines/adoptopenjdk-11.jdk/Contents/Home{}}}
> {{Default locale: fr_FR, platform encoding: UTF-8}}
> {{OS name: "mac os x", version: "10.16", arch: "x86_64", family: "mac"}}
> {{08:51 $ java -version}}
> {{openjdk version "11.0.4" 2019-07-16}}
> {{OpenJDK Runtime Environment AdoptOpenJDK (build 11.0.4+11)}}
> {{OpenJDK 64-Bit Server VM AdoptOpenJDK (build 11.0.4+11, mixed mode)}}
>
> {{Problem comes probably from groovy-all dependency, which is quite old
> (2.4.16), and should be upgraded to a more recent one (4.0.6 is available)}}
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