[
https://issues.apache.org/jira/browse/MPLUGIN-507?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17809631#comment-17809631
]
Philipp Ottlinger commented on MPLUGIN-507:
-------------------------------------------
I pushed a branch that fails with a NPE with
{code:java}
21:13 $ mvn --version
Apache Maven 4.0.0-alpha-12 (e627879aedd8a0c1859e58a527852ae8de1b4878)
Java version: 1.8.0_192, vendor: Oracle Corporation, runtime:
Default locale: de_DE, platform encoding: UTF-8
OS name: "linux", version: "5.15.0-91-generic", arch: "amd64", family: "unix"
✔ ~/workspace2016/creadur-rat [bug/pluginNPE|✔]
{code}
> NPE during plugin run to generate mojo descriptor / worked in versions before
> 3.11.0
> ------------------------------------------------------------------------------------
>
> Key: MPLUGIN-507
> URL: https://issues.apache.org/jira/browse/MPLUGIN-507
> Project: Maven Plugin Tools
> Issue Type: Bug
> Components: maven-plugin-annotations
> Affects Versions: 3.11.0
> Reporter: Philipp Ottlinger
> Priority: Major
>
> While working on broken links via RAT-353 I realized after adding the new
> maven-plugin-report-plugin a NPE breaks the build and no site-related pages
> are generated.
> {code:java}
> Exception -> [Help 1]
> org.apache.maven.lifecycle.LifecycleExecutionException: Failed to execute
> goal org.apache.maven.plugins:maven-site-plugin:3.12.1:site (default-cli) on
> project apache-rat-plugin: Error generating
> maven-plugin-report-plugin:3.11.0:report report
> at
> org.apache.maven.lifecycle.internal.MojoExecutor.doExecute2(MojoExecutor.java:336)
> at
> org.apache.maven.lifecycle.internal.MojoExecutor.doExecute(MojoExecutor.java:318)
> at
> org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:214)
> at
> org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:175)
> at
> org.apache.maven.lifecycle.internal.MojoExecutor.access$000(MojoExecutor.java:74)
> at
> org.apache.maven.lifecycle.internal.MojoExecutor$1.run(MojoExecutor.java:163)
> at
> org.apache.maven.plugin.DefaultMojosExecutionStrategy.execute(DefaultMojosExecutionStrategy.java:39)
> at
> org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:160)
> at
> org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:107)
> at
> org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:73)
> at
> org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build(SingleThreadedBuilder.java:60)
> at
> org.apache.maven.lifecycle.internal.LifecycleStarter.execute(LifecycleStarter.java:126)
> at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:307)
> at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:223)
> at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:148)
> at org.apache.maven.cli.MavenCli.execute(MavenCli.java:958)
> at org.apache.maven.cli.MavenCli.doMain(MavenCli.java:288)
> at org.apache.maven.cli.MavenCli.main(MavenCli.java:205)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:498)
> 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: org.apache.maven.plugin.MojoExecutionException: Error generating
> maven-plugin-report-plugin:3.11.0:report report
> at
> org.apache.maven.plugins.site.render.SiteMojo.execute(SiteMojo.java:153)
> at
> org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:144)
> at
> org.apache.maven.lifecycle.internal.MojoExecutor.doExecute2(MojoExecutor.java:330)
> at
> org.apache.maven.lifecycle.internal.MojoExecutor.doExecute(MojoExecutor.java:318)
> at
> org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:214)
> at
> org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:175)
> at
> org.apache.maven.lifecycle.internal.MojoExecutor.access$000(MojoExecutor.java:74)
> at
> org.apache.maven.lifecycle.internal.MojoExecutor$1.run(MojoExecutor.java:163)
> at
> org.apache.maven.plugin.DefaultMojosExecutionStrategy.execute(DefaultMojosExecutionStrategy.java:39)
> at
> org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:160)
> at
> org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:107)
> at
> org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:73)
> at
> org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build(SingleThreadedBuilder.java:60)
> at
> org.apache.maven.lifecycle.internal.LifecycleStarter.execute(LifecycleStarter.java:126)
> at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:307)
> at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:223)
> at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:148)
> at org.apache.maven.cli.MavenCli.execute(MavenCli.java:958)
> at org.apache.maven.cli.MavenCli.doMain(MavenCli.java:288)
> at org.apache.maven.cli.MavenCli.main(MavenCli.java:205)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:498)
> 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: org.apache.maven.doxia.siterenderer.RendererException: Error
> generating maven-plugin-report-plugin:3.11.0:report report
> at
> org.apache.maven.plugins.site.render.ReportDocumentRenderer.renderDocument(ReportDocumentRenderer.java:247)
> at
> org.apache.maven.doxia.siterenderer.DefaultSiteRenderer.render(DefaultSiteRenderer.java:348)
> at
> org.apache.maven.plugins.site.render.SiteMojo.renderLocale(SiteMojo.java:194)
> at
> org.apache.maven.plugins.site.render.SiteMojo.execute(SiteMojo.java:143)
> at
> org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:144)
> at
> org.apache.maven.lifecycle.internal.MojoExecutor.doExecute2(MojoExecutor.java:330)
> at
> org.apache.maven.lifecycle.internal.MojoExecutor.doExecute(MojoExecutor.java:318)
> at
> org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:214)
> at
> org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:175)
> at
> org.apache.maven.lifecycle.internal.MojoExecutor.access$000(MojoExecutor.java:74)
> at
> org.apache.maven.lifecycle.internal.MojoExecutor$1.run(MojoExecutor.java:163)
> at
> org.apache.maven.plugin.DefaultMojosExecutionStrategy.execute(DefaultMojosExecutionStrategy.java:39)
> at
> org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:160)
> at
> org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:107)
> at
> org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:73)
> at
> org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build(SingleThreadedBuilder.java:60)
> at
> org.apache.maven.lifecycle.internal.LifecycleStarter.execute(LifecycleStarter.java:126)
> at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:307)
> at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:223)
> at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:148)
> at org.apache.maven.cli.MavenCli.execute(MavenCli.java:958)
> at org.apache.maven.cli.MavenCli.doMain(MavenCli.java:288)
> at org.apache.maven.cli.MavenCli.main(MavenCli.java:205)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:498)
> 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
> at
> org.apache.maven.plugins.plugin.descriptor.EnhancedPluginDescriptorBuilder.build(EnhancedPluginDescriptorBuilder.java:75)
> at
> org.apache.maven.plugin.descriptor.PluginDescriptorBuilder.build(PluginDescriptorBuilder.java:63)
> at
> org.apache.maven.plugin.plugin.report.PluginReport.extractPluginDescriptor(PluginReport.java:163)
> at
> org.apache.maven.plugin.plugin.report.PluginReport.executeReport(PluginReport.java:148)
> at
> org.apache.maven.reporting.AbstractMavenReport.generate(AbstractMavenReport.java:289)
> at
> org.apache.maven.plugins.site.render.ReportDocumentRenderer.renderDocument(ReportDocumentRenderer.java:226)
> at
> org.apache.maven.doxia.siterenderer.DefaultSiteRenderer.render(DefaultSiteRenderer.java:348)
> at
> org.apache.maven.plugins.site.render.SiteMojo.renderLocale(SiteMojo.java:194)
> at
> org.apache.maven.plugins.site.render.SiteMojo.execute(SiteMojo.java:143)
> at
> org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:144)
> at
> org.apache.maven.lifecycle.internal.MojoExecutor.doExecute2(MojoExecutor.java:330)
> at
> org.apache.maven.lifecycle.internal.MojoExecutor.doExecute(MojoExecutor.java:318)
> at
> org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:214)
> at
> org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:175)
> at
> org.apache.maven.lifecycle.internal.MojoExecutor.access$000(MojoExecutor.java:74)
> at
> org.apache.maven.lifecycle.internal.MojoExecutor$1.run(MojoExecutor.java:163)
> at
> org.apache.maven.plugin.DefaultMojosExecutionStrategy.execute(DefaultMojosExecutionStrategy.java:39)
> at
> org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:160)
> at
> org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:107)
> at
> org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:73)
> at
> org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build(SingleThreadedBuilder.java:60)
> at
> org.apache.maven.lifecycle.internal.LifecycleStarter.execute(LifecycleStarter.java:126)
> at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:307)
> at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:223)
> at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:148)
> at org.apache.maven.cli.MavenCli.execute(MavenCli.java:958)
> at org.apache.maven.cli.MavenCli.doMain(MavenCli.java:288)
> at org.apache.maven.cli.MavenCli.main(MavenCli.java:205)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:498)
> 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)
> [ERROR]
> [ERROR]
> [ERROR] For more information about the errors and possible solutions, please
> read the following articles:
> [ERROR] [Help 1]
> http://cwiki.apache.org/confluence/display/MAVEN/MojoExecutionException
> [ERROR]
> [ERROR] After correcting the problems, you can resume the build with the
> command
> [ERROR] mvn [args] -r
> [DEBUG] Shutting down adapter factory; available factories [file-lock,
> rwlock-local, semaphore-local, noop]; available name mappers [discriminating,
> file-gav, file-hgav, file-static, gav, static]
> [DEBUG] Shutting down 'file-lock' factory
> [DEBUG] Shutting down 'rwlock-local' factory
> [DEBUG] Shutting down 'semaphore-local' factory
> [DEBUG] Shutting down 'noop' factory
> {code}
> Thus there are no
> * plugin-info.html
> * check-mojo.html
> * rat-mojo.html
> in the site build, which prevents us from releasing RAT.
> (btw: would it make sense to add a new component in your Jira for
> maven-plugin-report-plugin?)
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