Any NPE is a bug (even if it is just incorrect error reporting), so please file it.
Is there any reason yo need to use a report set for the javadoc plugin? Can you narrow it down to which report is causing the issue? - Brett On 11/12/05, Arik Kfir <[EMAIL PROTECTED]> wrote: > I have three POMs: > > A: serves as a template for new projects > B: Extends A - the root POM of a multi-module project > C: Extends B - a module in the B project > > One of the things project A defines is the <reporting> element. However, > when I try to build project B, I get the following exception: > > [EMAIL PROTECTED]:~/projects/swinger$ mvn clean > [INFO] Scanning for projects... > [INFO] snapshot org.corleon:parent:1.1-SNAPSHOT: checking for updates from > corleon > [INFO] > ---------------------------------------------------------------------------- > [ERROR] FATAL ERROR > [INFO] > ---------------------------------------------------------------------------- > [INFO] null > [INFO] > ---------------------------------------------------------------------------- > [INFO] Trace > java.lang.NullPointerException > at java.util.TreeMap.compare(TreeMap.java:1093) > at java.util.TreeMap.getEntry(TreeMap.java:347) > at java.util.TreeMap.containsKey(TreeMap.java:204) > at org.apache.maven.project.ModelUtils.mergeReportPluginDefinitions( > ModelUtils.java:324) > at org.apache.maven.project.ModelUtils.mergeReportPluginLists( > ModelUtils.java:156) > at > org.apache.maven.project.inheritance.DefaultModelInheritanceAssembler.assembleReportingInheritance > (DefaultModelInheritanceAssembler.java:277) > at > org.apache.maven.project.inheritance.DefaultModelInheritanceAssembler.assembleModelInheritance > (DefaultModelInheritanceAssembler.java:170) > at > org.apache.maven.project.inheritance.DefaultModelInheritanceAssembler.assembleModelInheritance > (DefaultModelInheritanceAssembler.java:56) > at org.apache.maven.project.DefaultMavenProjectBuilder.build( > DefaultMavenProjectBuilder.java:605) > at org.apache.maven.project.DefaultMavenProjectBuilder.buildFromSourceFile( > DefaultMavenProjectBuilder.java:298) > at org.apache.maven.project.DefaultMavenProjectBuilder.build( > DefaultMavenProjectBuilder.java:276) > at org.apache.maven.DefaultMaven.getProject(DefaultMaven.java:509) > at org.apache.maven.DefaultMaven.collectProjects(DefaultMaven.java:441) > at org.apache.maven.DefaultMaven.collectProjects(DefaultMaven.java:485) > at org.apache.maven.DefaultMaven.getProjects(DefaultMaven.java:345) > at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:276) > at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:113) > at org.apache.maven.cli.MavenCli.main(MavenCli.java:249) > 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) > [INFO] > ---------------------------------------------------------------------------- > [INFO] Total time: < 1 second > [INFO] Finished at: Sat Nov 12 13:45:14 IST 2005 > [INFO] Final Memory: 1M/2M > [INFO] > ---------------------------------------------------------------------------- > > I tracked down the problem to the <reporting> element in project A, because > when I remove it, things work again. I believe there's a problem in the way > maven merges reporting info from parent POMs (well..duh). > > Here is the reporting data in project A: > <reporting> > <plugins> > <plugin> > <artifactId>maven-javadoc-plugin</artifactId> > <reportSets> > <reportSet> > <reports> > <report>javadoc</report> > </reports> > </reportSet> > </reportSets> > </plugin> > <plugin> > <artifactId>maven-project-info-reports-plugin</artifactId> > <reportSets> > <reportSet> > <reports> > <report>dependencies</report> > <report>project-team</report> > <report>license</report> > <report>scm</report> > </reports> > </reportSet> > </reportSets> > </plugin> > <plugin> > <groupId>org.codehaus.mojo</groupId> > <artifactId>changes-maven-plugin</artifactId> > <reportSets> > <reportSet> > <reports> > <report>changes-report</report> > </reports> > </reportSet> > </reportSets> > </plugin> > <plugin> > <groupId>org.codehaus.mojo</groupId> > <artifactId>surefire-report-maven-plugin</artifactId> > </plugin> > <plugin> > <groupId>org.codehaus.mojo</groupId> > <artifactId>taglist-maven-plugin</artifactId> > </plugin> > </plugins> > </reporting> > > File a JIRA on this? Or did I miss something? > > --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
