NullPointerException, if MojoExecutionException has no message
--------------------------------------------------------------
Key: MNG-3077
URL: http://jira.codehaus.org/browse/MNG-3077
Project: Maven 2
Issue Type: Bug
Affects Versions: 2.0.7
Reporter: Johannes Konstantinidis
It seems, that you get a NPE, when a throwable passed to
MojoExecutionExceptionDiagnoser.diagose(Throwable error) has no message, which
means the message is null.
java.lang.NullPointerException
at
org.apache.maven.usability.MojoExecutionExceptionDiagnoser.diagnose(MojoExecutionExceptionDiagnoser.java:64)
at
org.apache.maven.usability.diagnostics.ErrorDiagnostics.diagnose(ErrorDiagnostics.java:84)
at org.apache.maven.DefaultMaven.logDiagnostics(DefaultMaven.java:727)
at org.apache.maven.DefaultMaven.logError(DefaultMaven.java:672)
at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:131)
at org.apache.maven.cli.MavenCli.main(MavenCli.java:280)
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: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)
Line 64 --> if ( directCauseMessage != null && mee.getMessage().indexOf(
directCauseMessage ) < 0 )
(Source: Revision 495147)
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