Failure to locate component descriptors in another project
----------------------------------------------------------

                 Key: MASSEMBLY-489
                 URL: http://jira.codehaus.org/browse/MASSEMBLY-489
             Project: Maven 2.x Assembly Plugin
          Issue Type: Bug
    Affects Versions: 2.2-beta-5
         Environment: Apache Maven 3.0-beta-1 (r935667; 2010-04-19 
19:00:39+0200)
Java version: 1.6.0_20
Java home: /usr/lib/jvm/java-6-sun-1.6.0.20/jre
Default locale: en_CA, platform encoding: UTF-8
OS name: "linux" version: "2.6.31-22-generic" arch: "i386" Family: "unix"

            Reporter: Andreas Sewe
         Attachments: aggregator.tar.gz

The {{maven-assembly-plugin}} seems to search for component descriptors in the 
current project instead of in the one containing the assembly descriptors which 
do the referring. This behavior is probably a bug and makes it quite impossible 
to use such a modularized assembly descriptor from a different project.

The attached multi-module project exemplifies this; just run "mvn install" from 
the aggregator project and you will get the following stack trace:

{quote}
org.apache.maven.lifecycle.LifecycleExecutionException: Failed to execute goal 
org.apache.maven.plugins:maven-assembly-plugin:2.2-beta-5:single (default) on 
project problematic-module: Error reading assemblies: Failed to locate 
component descriptor: src/main/resources/assemblies/component.xml
        at 
org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:141)
        at 
org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:77)
        at 
org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:69)
        at 
org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:82)
        at 
org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:54)
        at 
org.apache.maven.lifecycle.DefaultLifecycleExecutor.singleThreadedBuild(DefaultLifecycleExecutor.java:218)
        at 
org.apache.maven.lifecycle.DefaultLifecycleExecutor.execute(DefaultLifecycleExecutor.java:190)
        at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:246)
        at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:95)
        at org.apache.maven.cli.MavenCli.execute(MavenCli.java:430)
        at org.apache.maven.cli.MavenCli.doMain(MavenCli.java:160)
        at org.apache.maven.cli.MavenCli.main(MavenCli.java:124)
        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:597)
        at 
org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced(Launcher.java:290)
        at 
org.codehaus.plexus.classworlds.launcher.Launcher.launch(Launcher.java:230)
        at 
org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode(Launcher.java:409)
        at 
org.codehaus.plexus.classworlds.launcher.Launcher.main(Launcher.java:352)
Caused by: org.apache.maven.plugin.MojoExecutionException: Error reading 
assemblies: Failed to locate component descriptor: 
src/main/resources/assemblies/component.xml
        at 
org.apache.maven.plugin.assembly.mojos.AbstractAssemblyMojo.execute(AbstractAssemblyMojo.java:356)
        at 
org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:105)
        at 
org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:133)
        ... 19 more
Caused by: org.apache.maven.plugin.assembly.io.AssemblyReadException: Failed to 
locate component descriptor: src/main/resources/assemblies/component.xml
        at 
org.apache.maven.plugin.assembly.io.DefaultAssemblyReader.mergeComponentsWithMainAssembly(DefaultAssemblyReader.java:452)
        at 
org.apache.maven.plugin.assembly.io.DefaultAssemblyReader.readAssembly(DefaultAssemblyReader.java:366)
        at 
org.apache.maven.plugin.assembly.io.DefaultAssemblyReader.addAssemblyForDescriptorReference(DefaultAssemblyReader.java:257)
        at 
org.apache.maven.plugin.assembly.io.DefaultAssemblyReader.readAssemblies(DefaultAssemblyReader.java:149)
        at 
org.apache.maven.plugin.assembly.mojos.AbstractAssemblyMojo.execute(AbstractAssemblyMojo.java:352)
        ... 21 more
[ERROR] 
{quote}


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