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From "Johan Walles (JIRA)" <j...@codehaus.org>
Subject [jira] Created: (SCM-519) ClassCastException in CreateMojo.getScmBranch
Date Tue, 29 Dec 2009 17:58:55 GMT
ClassCastException in CreateMojo.getScmBranch
---------------------------------------------

                 Key: SCM-519
                 URL: http://jira.codehaus.org/browse/SCM-519
             Project: Maven SCM
          Issue Type: Bug
          Components: maven-scm-api
    Affects Versions: 1.2
         Environment: Has reproed with different OSes and JVMs, but I'm on Debian Testing
with Java 1.6.0_16-b01.

I have bzr installed (http://bazaar.canonical.com) in my $PATH, don't know whether that's
necessary to repro.
            Reporter: Johan Walles
            Priority: Critical
         Attachments: repro.tar.gz

1. Unpack the attached repro case.
2. "cd trunk"
3. "mvn -e package"

h1. Current results:
{noformat}
+ Error stacktraces are turned on.
[INFO] Scanning for projects...
[INFO] ------------------------------------------------------------------------
[INFO] Building ExpectJ
[INFO]    task-segment: [package]
[INFO] ------------------------------------------------------------------------
[INFO] [buildnumber:create {execution: default}]
[INFO] Checking for local modifications: skipped.
[INFO] Updating project files from SCM: skipped.
[WARNING] Cannot get the revision information from the scm repository, proceeding with revision
of MOJO1300 : 
Exception while executing SCM command.
[INFO] Storing buildNumber: MOJO1300 at timestamp: 1262108284237
[INFO] ------------------------------------------------------------------------
[ERROR] BUILD ERROR
[INFO] ------------------------------------------------------------------------
[INFO] Cannot get the branch information from the scm repository : 
Exception while executing SCM command.

org.apache.maven.scm.provider.bazaar.repository.BazaarScmProviderRepository
[INFO] ------------------------------------------------------------------------
[INFO] Trace
org.apache.maven.lifecycle.LifecycleExecutionException: Cannot get the branch information
from the scm repository : 
Exception while executing SCM command.
	at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoals(DefaultLifecycleExecutor.java:719)
	at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalWithLifecycle(DefaultLifecycleExecutor.java:556)
	at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoal(DefaultLifecycleExecutor.java:535)
	at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalAndHandleFailures(DefaultLifecycleExecutor.java:387)
	at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeTaskSegments(DefaultLifecycleExecutor.java:348)
	at org.apache.maven.lifecycle.DefaultLifecycleExecutor.execute(DefaultLifecycleExecutor.java:181)
	at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:328)
	at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:138)
	at org.apache.maven.cli.MavenCli.main(MavenCli.java:362)
	at org.apache.maven.cli.compat.CompatibleMain.main(CompatibleMain.java:60)
	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.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:376)
Caused by: org.apache.maven.plugin.MojoExecutionException: Cannot get the branch information
from the scm repository : 
Exception while executing SCM command.
	at org.codehaus.mojo.build.CreateMojo.getScmBranch(CreateMojo.java:606)
	at org.codehaus.mojo.build.CreateMojo.execute(CreateMojo.java:452)
	at org.apache.maven.plugin.DefaultPluginManager.executeMojo(DefaultPluginManager.java:490)
	at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoals(DefaultLifecycleExecutor.java:694)
	... 17 more
Caused by: org.apache.maven.scm.ScmException: Exception while executing SCM command.
	at org.apache.maven.scm.command.AbstractCommand.execute(AbstractCommand.java:63)
	at org.apache.maven.scm.provider.svn.AbstractSvnScmProvider.executeCommand(AbstractSvnScmProvider.java:354)
	at org.apache.maven.scm.provider.svn.AbstractSvnScmProvider.info(AbstractSvnScmProvider.java:375)
	at org.codehaus.mojo.build.CreateMojo.info(CreateMojo.java:694)
	at org.codehaus.mojo.build.CreateMojo.getScmBranch(CreateMojo.java:594)
	... 20 more
Caused by: java.lang.ClassCastException: org.apache.maven.scm.provider.bazaar.repository.BazaarScmProviderRepository
	at org.apache.maven.scm.provider.svn.svnexe.command.info.SvnInfoCommand.executeCommand(SvnInfoCommand.java:54)
	at org.apache.maven.scm.command.AbstractCommand.execute(AbstractCommand.java:59)
	... 24 more
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 2 seconds
[INFO] Finished at: Tue Dec 29 18:38:04 CET 2009
[INFO] Final Memory: 28M/64M
[INFO] ------------------------------------------------------------------------
{noformat}

h1. Expected result:
A jar file in the target/ directory.

h1. Notes:
This worked fine until I did "mvn -U package" just now.  Don't know when I did -U last, but
it could have been half a year ago.

Priority Critical since this is a crash:
http://jira.codehaus.org/secure/ShowConstantsHelp.jspa?decorator=popup#PriorityLevels

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