RE: Why the following patch fails? filterset reference found then not found.

[Brett Porter <bp...@f2network.com.au>]

Where is xdoc.copy-user-resources.filterset.id originall defined?

The NPE would have been fixed by some changes just committed to
MAVEN-1_0-BRANCH that will be present in RC3.

- Brett

> -----Original Message-----
> From: Jerome Lacoste [mailto:jerome@coffeebreaks.org] 
> Sent: Wednesday, 14 April 2004 2:10 PM
> To: dev@maven.apache.org
> Subject: Why the following patch fails? filterset reference 
> found then not found.
> 
> 
> I am trying to modify the xdoc:copy-user-resources in order 
> to take into
> account a user supplied filterset.
> My maven.xml defines the following:
> <preGoal name="xdoc:copy-user-resources">
>   <echo message="preGoal: registering 
> xdoc.copy-user-resources.filterset
> filterset"/>
>   <ant:filterset>
>     <ant:filterset refid="xdoc.copy-user-resources.filterset.id"/>
>       <ant:filter token="maven.final.name" 
> value="${maven.final.name}"/>
>   </ant:filterset>
> </preGoal>
> and the following patch is applied to
> maven-xdocs-plugin-1.6/plugin.jelly. (note that the attached patch is
> built on top of the patch I just sent to the list.)
> Here's my output:
> jerome@expresso> $MAVEN_HOME/bin/maven xdoc:copy-user-resources
>  __  __
> |  \/  |__ _Apache__ ___
> | |\/| / _` \ V / -_) ' \  ~ intelligent projects ~
> |_|  |_\__,_|\_/\___|_||_|  v. 1.0-rc2
> build:start:
> xdoc:init:
> xdoc:copy-user-resources:
>     [echo] preGoal: registering xdoc.copy-user-resources.filterset
> filterset
>     [echo] filterset for copy-user-resources goal already exists
>     [echo] copying user provided resources to docs destination
>     [copy] Copying 1 file to
> /home/jerome/Dev/Perso/jset/trunk/target/docs
> BUILD FAILED
> File......
> file:/home/jerome/.maven/plugins/maven-xdoc-plugin-1.6/plugin.jelly
> Element... copy
> Line...... 610
> Column.... 40
> Reference xdoc.copy-user-resources.filterset.id not found.
> Total time: 6 seconds
> Finished at: Tue Apr 13 23:46:22 BOT 2004
> According to the debugging echoes, it seems like the 
> filterset is found
> by the code added to the beginning of copy-user-resources goal.
> But then the filterset reference is not found. 
> Is there a mistake from my part, or it that a bug.
> Note: In a somewhat related issue, I initially tried to put the code
> added to the beginning of the copy-user-resources goal into a separate
> goal (e.g. xdoc:init-copy-user-resources-filterset), but I 
> then ended up
> having an NPE. Maybe that's another issue to look at.
> BUILD FAILED
> java.lang.NullPointerException
>         at
> org.apache.maven.jelly.tags.werkz.MavenGoalTag$MavenGoalAction
> .performAction(MavenGoalTag.java:95)
>         at com.werken.werkz.Goal.fire(Goal.java:639)
>         at com.werken.werkz.Goal.attain(Goal.java:575)
>         at com.werken.werkz.Goal.attainPrecursors(Goal.java:488)
>         at com.werken.werkz.Goal.attain(Goal.java:573)
>         at
> com.werken.werkz.WerkzProject.attainGoal(WerkzProject.java:193)
>         at
> org.apache.maven.plugin.PluginManager.attainGoals(PluginManage
> r.java:531)
>         at
> org.apache.maven.MavenSession.attainGoals(MavenSession.java:265)
>         at org.apache.maven.cli.App.doMain(App.java:466)
>         at org.apache.maven.cli.App.main(App.java:1117)
>         at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>         at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccess
> orImpl.java:39)
>         at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMeth
> odAccessorImpl.java:25)
>         at java.lang.reflect.Method.invoke(Method.java:324)
>         at com.werken.forehead.Forehead.run(Forehead.java:551)
>         at com.werken.forehead.Forehead.main(Forehead.java:581)
> java.lang.NullPointerException
>