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From "Brett Porter (JIRA)" <j...@codehaus.org>
Subject [jira] Closed: (WAGON-22) NPE if checksums are not available
Date Tue, 11 Oct 2005 07:23:12 GMT
     [ http://jira.codehaus.org/browse/WAGON-22?page=all ]
     
Brett Porter closed WAGON-22:
-----------------------------

      Assign To: Brett Porter
     Resolution: Fixed
    Fix Version: 1.0-alpha-5

> NPE if  checksums are not available
> -----------------------------------
>
>          Key: WAGON-22
>          URL: http://jira.codehaus.org/browse/WAGON-22
>      Project: wagon
>         Type: Bug
>     Reporter: Juan F. Codagnone
>     Assignee: Brett Porter
>     Priority: Minor
>      Fix For: 1.0-alpha-5

>
>
> i was importing a sun jar to a private test repository, and i forgot to create the checksums
files, and m2 failed with a NPE exception.
> Adding the .sha1 and .md5 files solves the problem. Its fine to fail, but it should be
more gracefull.
> -----8<------ example ----8<----------
> $ m2 package
> ....
> Downloading: sftp://host/home/intra/m2//javax/transaction/jta/1.0.1B/jta-1.0.1B.jar
> [DEBUG] SHA1 not found, trying MD5
> org.apache.maven.wagon.ResourceDoesNotExistException: Error occured while downloading
'javax/transaction/jta/1.0.1B/jta-1.0.1B.jar.sha1' from the remote repository:[test-private-repo]
-> sftp://host/home/intra/m2/
>         at org.apache.maven.wagon.providers.ssh.AbstractSshWagon.handleGetException(AbstractSshWagon.java:356)
> ...
> Caused by: No such file
>         at com.jcraft.jsch.ChannelSftp.throwStatusError(ChannelSftp.java:1541)
>         at com.jcraft.jsch.ChannelSftp.stat(ChannelSftp.java:1207)
>         at com.jcraft.jsch.ChannelSftp.get(ChannelSftp.java:587)
>         at com.jcraft.jsch.ChannelSftp.get(ChannelSftp.java:559)
>         at org.apache.maven.wagon.providers.ssh.SftpWagon.getIfNewer(SftpWagon.java:266)
>         ... 27 more
> ---------------------------------------------------
> constituent[0]: file:/home/juan/bin/m2/lib/maven-model-2.0-beta-4-SNAPSHOT.jar
> ...
> ---------------------------------------------------
> java.lang.NullPointerException
>         at org.apache.maven.wagon.observers.ChecksumObserver.transferStarted(ChecksumObserver.java:66)
>         at org.apache.maven.wagon.events.TransferEventSupport.fireTransferStarted(TransferEventSupport.java:100)
>         at org.apache.maven.wagon.AbstractWagon.fireGetStarted(AbstractWagon.java:328)
>         at org.apache.maven.wagon.providers.ssh.SftpWagon.getIfNewer(SftpWagon.java:264)
>         at org.apache.maven.wagon.providers.ssh.SftpWagon.get(SftpWagon.java:302)
>         at org.apache.maven.artifact.manager.DefaultWagonManager.verifyChecksum(DefaultWagonManager.java:505)
>         at org.apache.maven.artifact.manager.DefaultWagonManager.getRemoteFile(DefaultWagonManager.java:392)
>         at org.apache.maven.artifact.manager.DefaultWagonManager.getArtifact(DefaultWagonManager.java:270)
>         at org.apache.maven.artifact.manager.DefaultWagonManager.getArtifact(DefaultWagonManager.java:232)
>         at org.apache.maven.artifact.resolver.DefaultArtifactResolver.resolve(DefaultArtifactResolver.java:134)
>         at org.apache.maven.artifact.resolver.DefaultArtifactResolver.resolve(DefaultArtifactResolver.java:64)
>         at org.apache.maven.artifact.resolver.DefaultArtifactResolver.resolveTransitively(DefaultArtifactResolver.java:239)
>         at org.apache.maven.artifact.resolver.DefaultArtifactResolver.resolveTransitively(DefaultArtifactResolver.java:220)
>         at org.apache.maven.artifact.resolver.DefaultArtifactResolver.resolveTransitively(DefaultArtifactResolver.java:191)
>         at org.apache.maven.plugin.DefaultPluginManager.resolveTransitiveDependencies(DefaultPluginManager.java:1165)
>         at org.apache.maven.plugin.DefaultPluginManager.executeMojo(DefaultPluginManager.java:348)
>         at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoals(DefaultLifecycleExecutor.java:597)
>         at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalWithLifecycle(DefaultLifecycleExecutor.java:544)
>         at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoal(DefaultLifecycleExecutor.java:527)
>         at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeTaskSegments(DefaultLifecycleExecutor.java:324)
>         at org.apache.maven.lifecycle.DefaultLifecycleExecutor.execute(DefaultLifecycleExecutor.java:150)
>         at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:237)
>         at org.apache.maven.cli.MavenCli.main(MavenCli.java:251)
>         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)

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