Hi all,
After setting up an existing project that uses the xdoclet-maven-plugin on
a clean system, using maven v2.0.6, I get the following exception when it
runs.
It looks like org/apache/tools/ant/PropertyHelper is either missing, or
has a missing dependency.
[ERROR] BUILD ERROR
[INFO]
------------------------------------------------------------------------
[INFO] Internal error in the plugin manager executing goal
'org.codehaus.mojo:xd
oclet-maven-plugin:1.0-alpha-2:xdoclet': Unable to find the mojo
'org.codehaus.m
ojo:xdoclet-maven-plugin:1.0-alpha-2:xdoclet' in the plugin
'org.codehaus.mojo:x
doclet-maven-plugin'
org/apache/tools/ant/PropertyHelper
[INFO]
------------------------------------------------------------------------
[INFO] Trace
org.apache.maven.lifecycle.LifecycleExecutionException: Internal error in
the pl
ugin manager executing goal
'org.codehaus.mojo:xdoclet-maven-plugin:1.0-alpha-2:
xdoclet': Unable to find the mojo
'org.codehaus.mojo:xdoclet-maven-plugin:1.0-al
pha-2:xdoclet' in the plugin 'org.codehaus.mojo:xdoclet-maven-plugin'
at
org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoals(Defa
ultLifecycleExecutor.java:543)
at
org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalWithLi
fecycle(DefaultLifecycleExecutor.java:480)
at
org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoal(Defau
ltLifecycleExecutor.java:459)
at
org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalAndHan
dleFailures(DefaultLifecycleExecutor.java:311)
at
org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeTaskSegmen
ts(DefaultLifecycleExecutor.java:278)
at
org.apache.maven.lifecycle.DefaultLifecycleExecutor.execute(DefaultLi
fecycleExecutor.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(DelegatingMethodAcces
sorImpl.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)
Caused by: org.apache.maven.plugin.PluginManagerException: Unable to find
the mo
jo 'org.codehaus.mojo:xdoclet-maven-plugin:1.0-alpha-2:xdoclet' in the
plugin 'o
rg.codehaus.mojo:xdoclet-maven-plugin'
at
org.apache.maven.plugin.DefaultPluginManager.getConfiguredMojo(Defaul
tPluginManager.java:571)
at
org.apache.maven.plugin.DefaultPluginManager.executeMojo(DefaultPlugi
nManager.java:421)
at
org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoals(Defa
ultLifecycleExecutor.java:539)
... 16 more
Caused by:
org.codehaus.plexus.component.repository.exception.ComponentLookupExc
eption: Unable to lookup component
'org.apache.maven.plugin.Mojoorg.codehaus.moj
o:xdoclet-maven-plugin:1.0-alpha-2:xdoclet', it could not be created
at
org.codehaus.plexus.DefaultPlexusContainer.lookup(DefaultPlexusContai
ner.java:335)
at
org.codehaus.plexus.DefaultPlexusContainer.lookup(DefaultPlexusContai
ner.java:440)
at
org.apache.maven.plugin.DefaultPluginManager.getConfiguredMojo(Defaul
tPluginManager.java:562)
... 18 more
Caused by:
org.codehaus.plexus.component.factory.ComponentInstantiationException
: Could not instanciate component: role: 'null', implementation:
'org.codehaus.m
ojo.xdoclet.XDocletMojo'
at
org.codehaus.plexus.component.factory.java.JavaComponentFactory.makeE
xception(JavaComponentFactory.java:77)
at
org.codehaus.plexus.component.factory.java.JavaComponentFactory.newIn
stance(JavaComponentFactory.java:62)
at
org.codehaus.plexus.DefaultPlexusContainer.createComponentInstance(De
faultPlexusContainer.java:1464)
at
org.codehaus.plexus.component.manager.AbstractComponentManager.create
ComponentInstance(AbstractComponentManager.java:93)
at
org.codehaus.plexus.component.manager.PerLookupComponentManager.getCo
mponent(PerLookupComponentManager.java:48)
at
org.codehaus.plexus.DefaultPlexusContainer.lookup(DefaultPlexusContai
ner.java:331)
... 20 more
Caused by: java.lang.NoClassDefFoundError:
org/apache/tools/ant/PropertyHelper
at java.lang.Class.getDeclaredConstructors0(Native Method)
at java.lang.Class.privateGetDeclaredConstructors(Class.java:2357)
at java.lang.Class.getConstructor0(Class.java:2671)
at java.lang.Class.newInstance0(Class.java:321)
at java.lang.Class.newInstance(Class.java:303)
at
org.codehaus.plexus.component.factory.java.JavaComponentFactory.newIn
stance(JavaComponentFactory.java:44)
... 24 more
Regards,
Graham
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