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https://issues.apache.org/jira/browse/MCLEAN-104?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Guillaume Nodet reassigned MCLEAN-104:
--------------------------------------
Assignee: Guillaume Nodet
> Fast mode causes NullPointerException when building in quiet mode (-q)
> ----------------------------------------------------------------------
>
> Key: MCLEAN-104
> URL: https://issues.apache.org/jira/browse/MCLEAN-104
> Project: Maven Clean Plugin
> Issue Type: Bug
> Affects Versions: 3.2.0
> Reporter: Falko Modler
> Assignee: Guillaume Nodet
> Priority: Major
>
> {{mvn clean -q -Dmaven.clean.fast}}
> {noformat}
> [ERROR] Internal error: java.lang.NullPointerException: Cannot invoke
> "org.apache.maven.plugins.clean.Cleaner$Logger.log(java.lang.CharSequence)"
> because the return value of
> "org.apache.maven.plugins.clean.Cleaner.access$700(org.apache.maven.plugins.clean.Cleaner)"
> is null -> [Help 1]
> org.apache.maven.InternalErrorException: Internal error:
> java.lang.NullPointerException: Cannot invoke
> "org.apache.maven.plugins.clean.Cleaner$Logger.log(java.lang.CharSequence)"
> because the return value of
> "org.apache.maven.plugins.clean.Cleaner.access$700(org.apache.maven.plugins.clean.Cleaner)"
> is null
> at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:120)
> at org.apache.maven.cli.MavenCli.execute (MavenCli.java:960)
> at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
> at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
> at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
> at jdk.internal.reflect.NativeMethodAccessorImpl.invoke
> (NativeMethodAccessorImpl.java:77)
> at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke
> (DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke (Method.java:568)
> at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced
> (Launcher.java:282)
> at org.codehaus.plexus.classworlds.launcher.Launcher.launch
> (Launcher.java:225)
> at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode
> (Launcher.java:406)
> at org.codehaus.plexus.classworlds.launcher.Launcher.main
> (Launcher.java:347)
> Caused by: java.lang.NullPointerException: Cannot invoke
> "org.apache.maven.plugins.clean.Cleaner$Logger.log(java.lang.CharSequence)"
> because the return value of
> "org.apache.maven.plugins.clean.Cleaner.access$700(org.apache.maven.plugins.clean.Cleaner)"
> is null
> at org.apache.maven.plugins.clean.Cleaner$BackgroundCleaner.doSessionEnd
> (Cleaner.java:541)
> at org.apache.maven.plugins.clean.Cleaner$BackgroundCleaner.sessionEnd
> (Cleaner.java:420)
> at org.apache.maven.plugins.clean.Cleaner$SpyInvocationHandler.invoke
> (Cleaner.java:571)
> at jdk.proxy2.$Proxy24.sessionEnded (Unknown Source)
> at org.apache.maven.lifecycle.internal.DefaultExecutionEventCatapult.fire
> (DefaultExecutionEventCatapult.java:64)
> at org.apache.maven.lifecycle.internal.DefaultExecutionEventCatapult.fire
> (DefaultExecutionEventCatapult.java:42)
> at org.apache.maven.lifecycle.internal.LifecycleStarter.execute
> (LifecycleStarter.java:137)
> at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:294)
> at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
> at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
> at org.apache.maven.cli.MavenCli.execute (MavenCli.java:960)
> at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
> at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
> at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
> at jdk.internal.reflect.NativeMethodAccessorImpl.invoke
> (NativeMethodAccessorImpl.java:77)
> at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke
> (DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke (Method.java:568)
> at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced
> (Launcher.java:282)
> at org.codehaus.plexus.classworlds.launcher.Launcher.launch
> (Launcher.java:225)
> at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode
> (Launcher.java:406)
> at org.codehaus.plexus.classworlds.launcher.Launcher.main
> (Launcher.java:347)
> {noformat}
> Seems the following call is missing a nullcheck:
> https://github.com/apache/maven-clean-plugin/blob/maven-clean-plugin-3.2.0/src/main/java/org/apache/maven/plugins/clean/Cleaner.java#L541
> Compare with:
> https://github.com/apache/maven-clean-plugin/blob/maven-clean-plugin-3.2.0/src/main/java/org/apache/maven/plugins/clean/Cleaner.java#L121
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