Michael Ennen created MSHADE-189:
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Summary: Null Pointer Exception when minimizeJar set to true
(Maven 3.3.1)
Key: MSHADE-189
URL: https://jira.codehaus.org/browse/MSHADE-189
Project: Maven Shade Plugin
Issue Type: Bug
Affects Versions: 2.3
Environment: Windows 7
Reporter: Michael Ennen
Maven version info:
Apache Maven 3.3.1 (cab6659f9874fa96462afef40fcf6bc033d58c1c;
2015-03-13T13:10:27-07:00)
Maven home: C:\apache-maven-3.3.1
Java version: 1.8.0_40, vendor: Oracle Corporation
Java home: C:\Program Files\Java\jdk1.8.0_40\jre
Default locale: en_US, platform encoding: Cp1252
OS name: "windows 7", version: "6.1", arch: "amd64", family: "dos"
Ran maven with:
install -e -X
POM:
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-shade-plugin</artifactId>
<version>2.3</version>
<executions>
<execution>
<id>shade-core</id>
<phase>package</phase>
<goals>
<goal>shade</goal>
</goals>
<configuration>
<minimizeJar>true</minimizeJar>
<dependencyReducedPomLocation>${project.build.directory}/dependency-reduced-pom.xml</dependencyReducedPomLocation>
</configuration>
</execution>
</executions>
</plugin>
[ERROR] Failed to execute goal
org.apache.maven.plugins:maven-shade-plugin:2.3:shade (shade-core) on project
core: Error creating shaded jar: null: RuntimeException -> [Help 1]
org.apache.maven.lifecycle.LifecycleExecutionException: Failed to execute goal
org.apache.maven.plugins:maven-shade-plugin:2.3:shade (shade-core) on project
core: Error creating shaded jar: null
at
org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:216)
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:862)
at org.apache.maven.cli.MavenCli.doMain(MavenCli.java:286)
at org.apache.maven.cli.MavenCli.main(MavenCli.java:197)
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:497)
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)
at org.codehaus.classworlds.Launcher.main(Launcher.java:47)
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:497)
at com.intellij.rt.execution.application.AppMain.main(AppMain.java:140)
Caused by: org.apache.maven.plugin.MojoExecutionException: Error creating
shaded jar: null
at
org.apache.maven.plugins.shade.mojo.ShadeMojo.execute(ShadeMojo.java:566)
at
org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:134)
at
org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:208)
... 26 more
Caused by: java.lang.RuntimeException
at org.objectweb.asm.MethodVisitor.visitParameter(Unknown Source)
at org.objectweb.asm.MethodVisitor.visitParameter(Unknown Source)
at org.objectweb.asm.ClassReader.b(Unknown Source)
at org.objectweb.asm.ClassReader.accept(Unknown Source)
at org.objectweb.asm.ClassReader.accept(Unknown Source)
at org.vafer.jdependency.Clazzpath.addClazzpathUnit(Clazzpath.java:194)
at org.vafer.jdependency.Clazzpath.addClazzpathUnit(Clazzpath.java:130)
at
org.apache.maven.plugins.shade.filter.MinijarFilter.addDependencyToClasspath(MinijarFilter.java:101)
at
org.apache.maven.plugins.shade.filter.MinijarFilter.<init>(MinijarFilter.java:81)
at
org.apache.maven.plugins.shade.mojo.ShadeMojo.getFilters(ShadeMojo.java:805)
at
org.apache.maven.plugins.shade.mojo.ShadeMojo.execute(ShadeMojo.java:458)
... 28 more
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