Hi,

I'm trying to upload an artifact to a Maven repository, using WebDAV. I'm
using wagon-webdav-1.0-beta-2.

The uploadArtifacts section of my build file looks like this:

uploadArchives {
    repositories.mavenDeployer {
        name = 'googleCodeDeployer'
        configuration = configurations.mavenDeploy
        repository(url:
"dav:https://bzb-framework.googlecode.com/svn/maven-repository/";) {
                authentication(userName: "my.name", password: "mypassword")
        }
    }
}

Now, when I run 'gradle upload -s', I get the following stacktrace:

org.gradle.api.GradleScriptException: Build file
'/Users/jlust/Projecten/BeeWorks/meiji-framework/trunk/gradle/hibernate-tools/build.gradle'
Execution failed for task ':uploadArchives'.
        at org.gradle.api.internal.AbstractTask.execute(AbstractTask.java:232)
        at
org.gradle.execution.DefaultTaskExecuter.executeTask(DefaultTaskExecuter.java:165)
        at
org.gradle.execution.DefaultTaskExecuter.doExecute(DefaultTaskExecuter.java:156)
        at
org.gradle.execution.DefaultTaskExecuter.execute(DefaultTaskExecuter.java:74)
        at
org.gradle.execution.TaskNameResolvingBuildExecuter.execute(TaskNameResolvingBuildExecuter.java:174)
        at
org.gradle.execution.DelegatingBuildExecuter.execute(DelegatingBuildExecuter.java:54)
        at org.gradle.GradleLauncher.doBuildStages(GradleLauncher.java:165)
        at org.gradle.GradleLauncher.doBuild(GradleLauncher.java:124)
        at org.gradle.GradleLauncher.run(GradleLauncher.java:95)
        at org.gradle.Main.execute(Main.java:100)
        at org.gradle.Main.main(Main.java:43)
        at org.gradle.BootstrapMain.main(BootstrapMain.java:50)
Caused by: org.gradle.api.GradleException: Could not publish configurations
[configuration 'archives'].
        at
org.gradle.api.internal.artifacts.ivyservice.ErrorHandlingIvyService.publish(ErrorHandlingIvyService.java:44)
        at
org.gradle.api.internal.artifacts.configurations.DefaultConfiguration.publish(DefaultConfiguration.java:194)
        at org.gradle.api.tasks.Upload.upload(Upload.java:57)
        at org.gradle.api.DefaultTask.invokeMethod(DefaultTask.groovy)
        at org.gradle.util.ReflectionUtil.invoke(ReflectionUtil.groovy:23)
        at
org.gradle.api.internal.project.AnnotationProcessingTaskFactory$2.execute(AnnotationProcessingTaskFactory.java:125)
        at
org.gradle.api.internal.project.AnnotationProcessingTaskFactory$2.execute(AnnotationProcessingTaskFactory.java:123)
        at org.gradle.api.internal.AbstractTask.doExecute(AbstractTask.java:257)
        at org.gradle.api.internal.AbstractTask.execute(AbstractTask.java:222)
        ... 11 common frames omitted
Caused by: org.apache.tools.ant.BuildException: Error deploying artifact
'org.meijiframework.gradle:gradle-hibernate-tools:jar': Error retrieving
previous build number for artifact
'org.meijiframework.gradle:gradle-hibernate-tools:jar': repository metadata
for: 'snapshot
org.meijiframework.gradle:gradle-hibernate-tools:1.0.0-SNAPSHOT' could not
be retrieved from repository: remote due to an error: Unsupported Protocol:
'dav': Cannot find wagon which supports the requested protocol: dav
        at 
org.apache.maven.artifact.ant.DeployTask.doExecute(DeployTask.java:138)
        at
org.gradle.api.internal.artifacts.publish.maven.deploy.CustomDeployTask.doExecute(CustomDeployTask.java:42)
        at
org.apache.maven.artifact.ant.AbstractArtifactTask.execute(AbstractArtifactTask.java:665)
        at
org.gradle.api.internal.artifacts.publish.maven.deploy.AbstractMavenResolver.execute(AbstractMavenResolver.java:186)
        at
org.gradle.api.internal.artifacts.publish.maven.deploy.AbstractMavenResolver.commitPublishTransaction(AbstractMavenResolver.java:178)
        at
org.apache.ivy.core.publish.PublishEngine.publish(PublishEngine.java:263)
        at
org.gradle.api.internal.artifacts.ivyservice.DefaultIvyDependencyPublisher.publish(DefaultIvyDependencyPublisher.java:62)
        at
org.gradle.api.internal.artifacts.ivyservice.DefaultIvyService.publish(DefaultIvyService.java:127)
        at
org.gradle.api.internal.artifacts.ivyservice.ShortcircuitEmptyConfigsIvyService.publish(ShortcircuitEmptyConfigsIvyService.java:61)
        at
org.gradle.api.internal.artifacts.ivyservice.ErrorHandlingIvyService.publish(ErrorHandlingIvyService.java:42)
        ... 19 common frames omitted
Caused by: org.apache.maven.artifact.deployer.ArtifactDeploymentException:
Error retrieving previous build number for artifact
'org.meijiframework.gradle:gradle-hibernate-tools:jar': repository metadata
for: 'snapshot
org.meijiframework.gradle:gradle-hibernate-tools:1.0.0-SNAPSHOT' could not
be retrieved from repository: remote due to an error: Unsupported Protocol:
'dav': Cannot find wagon which supports the requested protocol: dav
        at
org.apache.maven.artifact.transform.SnapshotTransformation.transformForDeployment(SnapshotTransformation.java:106)
        at
org.apache.maven.artifact.transform.DefaultArtifactTransformationManager.transformForDeployment(DefaultArtifactTransformationManager.java:78)
        at
org.apache.maven.artifact.deployer.DefaultArtifactDeployer.deploy(DefaultArtifactDeployer.java:71)
        at 
org.apache.maven.artifact.ant.DeployTask.doExecute(DeployTask.java:117)
        ... 28 common frames omitted
Caused by:
org.apache.maven.artifact.repository.metadata.RepositoryMetadataResolutionException:
repository metadata for: 'snapshot
org.meijiframework.gradle:gradle-hibernate-tools:1.0.0-SNAPSHOT' could not
be retrieved from repository: remote due to an error: Unsupported Protocol:
'dav': Cannot find wagon which supports the requested protocol: dav
        at
org.apache.maven.artifact.repository.metadata.DefaultRepositoryMetadataManager.resolveAlways(DefaultRepositoryMetadataManager.java:352)
        at
org.apache.maven.artifact.transform.SnapshotTransformation.resolveLatestSnapshotBuildNumber(SnapshotTransformation.java:161)
        at
org.apache.maven.artifact.transform.SnapshotTransformation.transformForDeployment(SnapshotTransformation.java:100)
        ... 31 common frames omitted
Caused by: org.apache.maven.wagon.TransferFailedException: Unsupported
Protocol: 'dav': Cannot find wagon which supports the requested protocol:
dav
        at
org.apache.maven.artifact.manager.DefaultWagonManager.getRemoteFile(DefaultWagonManager.java:404)
        at
org.apache.maven.artifact.manager.DefaultWagonManager.getArtifactMetadataFromDeploymentRepository(DefaultWagonManager.java:379)
        at
org.apache.maven.artifact.repository.metadata.DefaultRepositoryMetadataManager.getArtifactMetadataFromDeploymentRepository(DefaultRepositoryMetadataManager.java:380)
        at
org.apache.maven.artifact.repository.metadata.DefaultRepositoryMetadataManager.resolveAlways(DefaultRepositoryMetadataManager.java:348)
        ... 33 common frames omitted
Caused by: org.apache.maven.wagon.UnsupportedProtocolException: Cannot find
wagon which supports the requested protocol: dav
        at
org.apache.maven.artifact.manager.DefaultWagonManager.getWagon(DefaultWagonManager.java:135)
        at
org.apache.maven.artifact.manager.DefaultWagonManager.getRemoteFile(DefaultWagonManager.java:398)
        ... 36 common frames omitted
Caused by:
org.codehaus.plexus.component.repository.exception.ComponentLookupException:
Unable to lookup component 'org.apache.maven.wagon.Wagondav', it could not
be created
        at
org.codehaus.plexus.DefaultPlexusContainer.lookup(DefaultPlexusContainer.java:335)
        at
org.codehaus.plexus.DefaultPlexusContainer.lookup(DefaultPlexusContainer.java:440)
        at
org.apache.maven.artifact.manager.DefaultWagonManager.getWagon(DefaultWagonManager.java:131)
        ... 37 common frames omitted
Caused by:
org.codehaus.plexus.component.factory.ComponentInstantiationException: Could
not instanciate component: role: 'org.apache.maven.wagon.Wagon',
implementation: 'org.apache.maven.wagon.providers.webdav.WebDavWagon', role
hint: 'dav'
        at
org.codehaus.plexus.component.factory.java.JavaComponentFactory.makeException(JavaComponentFactory.java:77)
        at
org.codehaus.plexus.component.factory.java.JavaComponentFactory.newInstance(JavaComponentFactory.java:62)
        at
org.codehaus.plexus.DefaultPlexusContainer.createComponentInstance(DefaultPlexusContainer.java:1464)
        at
org.codehaus.plexus.component.manager.AbstractComponentManager.createComponentInstance(AbstractComponentManager.java:93)
        at
org.codehaus.plexus.component.manager.PerLookupComponentManager.getComponent(PerLookupComponentManager.java:48)
        at
org.codehaus.plexus.DefaultPlexusContainer.lookup(DefaultPlexusContainer.java:331)
        ... 39 common frames omitted
Caused by: java.lang.VerifyError: (class:
org/apache/maven/wagon/providers/webdav/WebDavWagon, method: getFileList
signature: (Ljava/lang/String;)Ljava/util/List;) Incompatible object
argument for function call
        at
org.codehaus.plexus.component.factory.java.JavaComponentFactory.newInstance(JavaComponentFactory.java:44)

Any idea where to look for a solution?

Best Regards,

Jurgen
-- 
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