NullPointerException Processing Web Resources
---------------------------------------------
Key: MWAR-246
URL: http://jira.codehaus.org/browse/MWAR-246
Project: Maven 2.x WAR Plugin
Issue Type: Bug
Affects Versions: 2.1.1
Environment: Linux, JDK 6
Reporter: Gary Murphy
NullPointerException on packaging of web resources. Configuration is:
<plugin>
<artifactId>maven-war-plugin</artifactId>
<configuration>
<webResources>
<resource>
<excludes>
<exclude>xercesImpl-*.jar</exclude>
</excludes>
</resource>
</webResources>
</configuration>
</plugin>
Stack trace is:
Execution default-war of goal
org.apache.maven.plugins:maven-war-plugin:2.1.1:war failed.
at
org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:211)
at
org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:148)
at
org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:140)
at
org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:84)
at
org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:59)
at
org.apache.maven.lifecycle.internal.LifecycleStarter.singleThreadedBuild(LifecycleStarter.java:183)
at
org.apache.maven.lifecycle.internal.LifecycleStarter.execute(LifecycleStarter.java:161)
at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:316)
at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:153)
at org.apache.maven.cli.MavenCli.execute(MavenCli.java:451)
at org.apache.maven.cli.MavenCli.doMain(MavenCli.java:188)
at org.apache.maven.cli.MavenCli.main(MavenCli.java:134)
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.PluginExecutionException: Execution
default-war of goal org.apache.maven.plugins:maven-war-plugin:2.1.1:war failed.
at
org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:116)
at
org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:195)
... 19 more
Caused by: java.lang.NullPointerException
at java.io.File.<init>(File.java:222)
at
org.apache.maven.plugin.war.packaging.WarProjectPackagingTask.handleWebResources(WarProjectPackagingTask.java:124)
at
org.apache.maven.plugin.war.packaging.WarProjectPackagingTask.performPackaging(WarProjectPackagingTask.java:91)
at
org.apache.maven.plugin.war.AbstractWarMojo.buildWebapp(AbstractWarMojo.java:472)
at
org.apache.maven.plugin.war.AbstractWarMojo.buildExplodedWebapp(AbstractWarMojo.java:404)
at
org.apache.maven.plugin.war.WarMojo.performPackaging(WarMojo.java:197)
at org.apache.maven.plugin.war.WarMojo.execute(WarMojo.java:159)
at
org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:107)
... 20 more
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