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https://issues.apache.org/jira/browse/MSHADE-253?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15943394#comment-15943394
]
Benson Margulies commented on MSHADE-253:
-----------------------------------------
Merged.
> NullPointerException if minimizeJar == true && packaging == pom
> ---------------------------------------------------------------
>
> Key: MSHADE-253
> URL: https://issues.apache.org/jira/browse/MSHADE-253
> Project: Maven Shade Plugin
> Issue Type: Bug
> Reporter: Aviem Zur
> Assignee: Benson Margulies
> Fix For: 3.0.1
>
>
> NullPointerException is thrown if minimizeJar == true && packaging == pom
> Discovered when trying to configure shading a parent pom (With packaging ==
> pom) so all submodules will shade using this configuration.
> Stack trace:
> {code}
> [ERROR] Failed to execute goal
> org.apache.maven.plugins:maven-shade-plugin:2.4.3:shade (*****) on project
> *****: Error creating shaded jar: null: NullPointerException -> [Help 1]
> org.apache.maven.lifecycle.LifecycleExecutionException: Failed to execute
> goal org.apache.maven.plugins:maven-shade-plugin:2.4.3:shade (*****) on
> project *****: Error creating shaded jar: null
> at
> org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:212)
> at
> org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:153)
> at
> org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:145)
> at
> org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:116)
> at
> org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:80)
> at
> org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build(SingleThreadedBuilder.java:51)
> at
> org.apache.maven.lifecycle.internal.LifecycleStarter.execute(LifecycleStarter.java:128)
> at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:307)
> at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:193)
> at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:106)
> at org.apache.maven.cli.MavenCli.execute(MavenCli.java:863)
> at org.apache.maven.cli.MavenCli.doMain(MavenCli.java:288)
> at org.apache.maven.cli.MavenCli.main(MavenCli.java:199)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:498)
> at
> org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced(Launcher.java:289)
> at
> org.codehaus.plexus.classworlds.launcher.Launcher.launch(Launcher.java:229)
> at
> org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode(Launcher.java:415)
> at
> org.codehaus.plexus.classworlds.launcher.Launcher.main(Launcher.java:356)
> Caused by: org.apache.maven.plugin.MojoExecutionException: Error creating
> shaded jar: null
> at
> org.apache.maven.plugins.shade.mojo.ShadeMojo.execute(ShadeMojo.java:540)
> at
> org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:134)
> at
> org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:207)
> ... 20 more
> Caused by: java.lang.NullPointerException
> at java.io.FileInputStream.<init>(FileInputStream.java:130)
> at
> org.apache.maven.plugins.shade.filter.MinijarFilter.<init>(MinijarFilter.java:94)
> at
> org.apache.maven.plugins.shade.mojo.ShadeMojo.getFilters(ShadeMojo.java:814)
> at
> org.apache.maven.plugins.shade.mojo.ShadeMojo.execute(ShadeMojo.java:446)
> ... 22 more
> {code}
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