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Posted to issues@maven.apache.org by "Andreas Dangel (Jira)" <ji...@apache.org> on 2020/10/22 09:07:00 UTC
[jira] [Updated] (MPMD-307) NPE when using custom rule
[ https://issues.apache.org/jira/browse/MPMD-307?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Andreas Dangel updated MPMD-307:
--------------------------------
Issue Type: Bug (was: Task)
> NPE when using custom rule
> --------------------------
>
> Key: MPMD-307
> URL: https://issues.apache.org/jira/browse/MPMD-307
> Project: Maven PMD Plugin
> Issue Type: Bug
> Components: PMD
> Affects Versions: 3.14.0
> Reporter: Andreas Dangel
> Assignee: Andreas Dangel
> Priority: Major
> Fix For: 3.14.0
>
>
> While testing the latest m-pmd-p 3.14.0-SNAPSHOT, the following NPE can appear, if a custom ruleset with custom rules are used:
>
> {code:java}
> [ERROR] Failed to execute goal org.apache.maven.plugins:maven-pmd-plugin:3.14.0-SNAPSHOT:pmd (default-cli) on project pmd-java: Execution default-cli of goal org.apache.maven.plugins:maven-pmd-plugin:3.14.0-SNAPSHOT:pmd failed: Link name cannot be null! -> [Help 1]
> org.apache.maven.lifecycle.LifecycleExecutionException: Failed to execute goal org.apache.maven.plugins:maven-pmd-plugin:3.14.0-SNAPSHOT:pmd (default-cli) on project pmd-java: Execution default-cli of goal org.apache.maven.plugins:maven-pmd-plugin:3.14.0-SNAPSHOT:pmd failed: Link name cannot be null!
> at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:215)
> at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:156)
> at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:148)
> at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject (LifecycleModuleBuilder.java:117)
> at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject (LifecycleModuleBuilder.java:81)
> at org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build (SingleThreadedBuilder.java:56)
> at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
> at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
> 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:957)
> at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:289)
> at org.apache.maven.cli.MavenCli.main (MavenCli.java:193)
> at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
> at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
> at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke (Method.java:566)
> 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.PluginExecutionException: Execution default-cli of goal org.apache.maven.plugins:maven-pmd-plugin:3.14.0-SNAPSHOT:pmd failed: Link name cannot be null!
> at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo (DefaultBuildPluginManager.java:148)
> at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:210)
> at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:156)
> at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:148)
> at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject (LifecycleModuleBuilder.java:117)
> at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject (LifecycleModuleBuilder.java:81)
> at org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build (SingleThreadedBuilder.java:56)
> at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
> at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
> 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:957)
> at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:289)
> at org.apache.maven.cli.MavenCli.main (MavenCli.java:193)
> at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
> at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
> at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke (Method.java:566)
> 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: Link name cannot be null!
> at org.apache.maven.doxia.sink.impl.Xhtml5BaseSink.link (Xhtml5BaseSink.java:1851)
> at org.apache.maven.doxia.sink.impl.Xhtml5BaseSink.link (Xhtml5BaseSink.java:1825)
> at org.apache.maven.doxia.sink.impl.Xhtml5BaseSink.link (Xhtml5BaseSink.java:1816)
> at org.apache.maven.plugins.pmd.PmdReportGenerator.processSingleRuleViolation (PmdReportGenerator.java:190)
> at org.apache.maven.plugins.pmd.PmdReportGenerator.renderViolationsTable (PmdReportGenerator.java:335)
> at org.apache.maven.plugins.pmd.PmdReportGenerator.renderViolationsByPriority (PmdReportGenerator.java:280)
> at org.apache.maven.plugins.pmd.PmdReportGenerator.render (PmdReportGenerator.java:469)
> at org.apache.maven.plugins.pmd.PmdReport.generateMavenSiteReport (PmdReport.java:474)
> at org.apache.maven.plugins.pmd.PmdReport.execute (PmdReport.java:305)
> at org.apache.maven.plugins.pmd.PmdReport.executeReport (PmdReport.java:284)
> at org.apache.maven.reporting.AbstractMavenReport.generate (AbstractMavenReport.java:251)
> at org.apache.maven.reporting.AbstractMavenReport.execute (AbstractMavenReport.java:144)
> at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo (DefaultBuildPluginManager.java:137)
> at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:210)
> at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:156)
> at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:148)
> at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject (LifecycleModuleBuilder.java:117)
> at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject (LifecycleModuleBuilder.java:81)
> at org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build (SingleThreadedBuilder.java:56)
> at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
> at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
> 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:957)
> at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:289)
> at org.apache.maven.cli.MavenCli.main (MavenCli.java:193)
> at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
> at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
> at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke (Method.java:566)
> 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] Re-run Maven using the -X switch to enable full debug logging.
> [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/PluginExecutionException
> {code}
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