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Posted to issues@maven.apache.org by "Jason Melnick (JIRA)" <ji...@codehaus.org> on 2007/05/23 23:34:59 UTC
[jira] Issue Comment Edited: (MNG-2981) [PATCH] NPE in
PluginXDocGenerator while creating plugin site
[ http://jira.codehaus.org/browse/MNG-2981?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#action_96883 ]
Jason Melnick edited comment on MNG-2981 at 5/23/07 4:34 PM:
-------------------------------------------------------------
The previous patch did a null check after the error would have happened - typo?
Anyway, here is the correct patch.
Thanks Steve for finding the problem, I just modified it.
was:
The previous patch did a null check after the error would have happened - typo?
Anyway, here is the correct patch.
> [PATCH] NPE in PluginXDocGenerator while creating plugin site
> -------------------------------------------------------------
>
> Key: MNG-2981
> URL: http://jira.codehaus.org/browse/MNG-2981
> Project: Maven 2
> Issue Type: Bug
> Components: Plugin Creation Tools
> Affects Versions: 2.0.6
> Reporter: Steve Rowe
> Attachments: PluginXdocGenerator.diff, PluginXdocGenerator.patch
>
>
> I'm running into (what appears to be) the exact same problem that Tom Huybrechts described on the Maven user list a few months ago (quoted below), with Maven v2.0.6, maven-plugin-plugin v2.3, and maven-plugin-tools-api v2.1.
> I attach a patch that fixes the problem for me.
> Output:
> [INFO] [site:site]
> [INFO] Skipped "About" report, file "index.html" already exists for the
> English version.
> [INFO] Skipped "Maven Surefire Report" report, file
> "surefire-report.html" already exists for the English version.
> [INFO] Generate "Plugin documentation" report.
> [INFO] Using 2 extractors.
> [INFO] Applying extractor for language: java
> [INFO] Extractor for language: java found 3 mojo descriptors.
> [INFO] Applying extractor for language: bsh
> [INFO] Extractor for language: bsh found 0 mojo descriptors.
> [INFO]
> ------------------------------------------------------------------------
> [ERROR] FATAL ERROR
> [INFO]
> ------------------------------------------------------------------------
> [INFO] null
> [INFO]
> ------------------------------------------------------------------------
> [INFO] Trace
> java.lang.NullPointerException
> at
> org.apache.maven.tools.plugin.generator.PluginXdocGenerator.filterParameters(PluginXdocGenerator.java:253)
> at
> org.apache.maven.tools.plugin.generator.PluginXdocGenerator.writeGoalParameterTable(PluginXdocGenerator.java:239)
> at
> org.apache.maven.tools.plugin.generator.PluginXdocGenerator.writeBody(PluginXdocGenerator.java:122)
> at
> org.apache.maven.tools.plugin.generator.PluginXdocGenerator.processMojoDescriptor(PluginXdocGenerator.java:61)
> at
> org.apache.maven.tools.plugin.generator.PluginXdocGenerator.execute(PluginXdocGenerator.java:49)
> at
> org.apache.maven.plugin.plugin.PluginReport.generatePluginDocumentation(PluginReport.java:192)
> at
> org.apache.maven.plugin.plugin.PluginReport.executeReport(PluginReport.java:141)
> at
> org.apache.maven.reporting.AbstractMavenReport.generate(AbstractMavenReport.java:98)
> at
> org.apache.maven.plugins.site.ReportDocumentRenderer.renderDocument(ReportDocumentRenderer.java:67)
> at
> org.apache.maven.doxia.siterenderer.DefaultSiteRenderer.renderModule(DefaultSiteRenderer.java:239)
> at
> org.apache.maven.doxia.siterenderer.DefaultSiteRenderer.render(DefaultSiteRenderer.java:115)
> at
> org.apache.maven.plugins.site.SiteMojo.renderLocale(SiteMojo.java:124)
> at org.apache.maven.plugins.site.SiteMojo.execute(SiteMojo.java:92)
> at
> org.apache.maven.plugin.DefaultPluginManager.executeMojo(DefaultPluginManager.java:443)
> at
> org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoals(DefaultLifecycleExecutor.java:539)
> at
> org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalWithLifecycle(DefaultLifecycleExecutor.java:480)
> at
> org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoal(DefaultLifecycleExecutor.java:459)
> at
> org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalAndHandleFailures(DefaultLifecycleExecutor.java:311)
> at
> org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeTaskSegments(DefaultLifecycleExecutor.java:278)
> at
> org.apache.maven.lifecycle.DefaultLifecycleExecutor.execute(DefaultLifecycleExecutor.java:143)
> at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:334)
> at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:125)
> at org.apache.maven.cli.MavenCli.main(MavenCli.java:272)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> at java.lang.reflect.Method.invoke(Method.java:585)
> at
> org.codehaus.classworlds.Launcher.launchEnhanced(Launcher.java:315)
> at org.codehaus.classworlds.Launcher.launch(Launcher.java:255)
> at
> org.codehaus.classworlds.Launcher.mainWithExitCode(Launcher.java:430)
> at org.codehaus.classworlds.Launcher.main(Launcher.java:375)
> On 2007-01-03, Tom Huybrechts wrote:
> > > Hi folks,
> > >
> > > I'm getting aNPE when generating a site for a plugin. It looks like
> > > the java mojos get processed OK, but when it looks for bsh mojos
> > > (which I don't have) the NPE is thrown.
> > >
> > > Running 2.0.4 with the latest releases of all plugins
> > >
> > > Any tips ?
> > >
> > > [INFO] [site:site]
> > > [WARNING] No URL defined for the project - decoration links will not be resolved
> > > [INFO] Generate "Plugin documentation" report.
> > > [INFO] Using 2 extractors.
> > > [INFO] Applying extractor for language: java
> > > [INFO] Extractor for language: java found 15 mojo descriptors.
> > > [INFO] Applying extractor for language: bsh
> > > [INFO] Extractor for language: bsh found 0 mojo descriptors.
> > > [INFO] ------------------------------------------------------------------------
> > > [ERROR] FATAL ERROR
> > > [INFO] ------------------------------------------------------------------------
> > > [INFO] null
> > > [INFO] ------------------------------------------------------------------------
> > > [INFO] Trace
> > > java.lang.NullPointerException
> > > at org.apache.maven.tools.plugin.generator.PluginXdocGenerator.filterParameters(PluginXdocGenerator.java:245)
> > > at org.apache.maven.tools.plugin.generator.PluginXdocGenerator.writeGoalParameterTable(PluginXdocGenerator.java:231)
> > > at org.apache.maven.tools.plugin.generator.PluginXdocGenerator.writeBody(PluginXdocGenerator.java:122)
> > > at org.apache.maven.tools.plugin.generator.PluginXdocGenerator.processMojoDescriptor(PluginXdocGenerator.java:61)
> > > at org.apache.maven.tools.plugin.generator.PluginXdocGenerator.execute(PluginXdocGenerator.java:49)
> > > at org.apache.maven.plugin.plugin.PluginReport.generatePluginDocumentation(PluginReport.java:192)
> > > at org.apache.maven.plugin.plugin.PluginReport.executeReport(PluginReport.java:141)
> > > at org.apache.maven.reporting.AbstractMavenReport.generate(AbstractMavenReport.java:98)
> > > at org.apache.maven.plugins.site.ReportDocumentRenderer.renderDocument(ReportDocumentRenderer.java:67)
> > > at org.apache.maven.doxia.siterenderer.DefaultSiteRenderer.renderModule(DefaultSiteRenderer.java:239)
> > > at org.apache.maven.doxia.siterenderer.DefaultSiteRenderer.render(DefaultSiteRenderer.java:115)
> > > at org.apache.maven.plugins.site.SiteMojo.renderLocale(SiteMojo.java:124)
> > > at org.apache.maven.plugins.site.SiteMojo.execute(SiteMojo.java:92)
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