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Sergei Ivanov commented on MRRESOURCES-58: ------------------------------------------ Can anybody please have a look at the patch and apply it to the trunk? We have successfully been using a patched version internally for a few months now. > 'process' goal fails with NPE at the root of a reactor if child modules use > version ranges for dependencies > ----------------------------------------------------------------------------------------------------------- > > Key: MRRESOURCES-58 > URL: https://jira.codehaus.org/browse/MRRESOURCES-58 > Project: Maven 2.x Remote Resources Plugin > Issue Type: Bug > Affects Versions: 1.2.1, 1.3 > Environment: Apache Maven 3.0.3 (r1075438; 2011-02-28 17:31:09+0000) > Java version: 1.6.0_25, vendor: Sun Microsystems Inc. > Default locale: en_GB, platform encoding: UTF-8 > OS name: "windows xp", version: "5.1", arch: "x86", family: "windows" > Reporter: Sergei Ivanov > Attachments: test-reactor-version-ranges.zip, > version-ranges-bugfix.patch, version-ranges-bugfix-v2.patch > > > When the maven-remote-resources-plugin:process goal is integrated into the > lifecycle of a parent project in a multi-module reactor build, the goal fails > with an NPE if dependency version ranges are used in the child modules. > Additionally, "runOnlyAtExecutionRoot" option needs to be set to true in > order to recreate the problem. Please see the attached test project that > demonstrates the problem. > Full exception trace is as follows: > [ERROR] Failed to execute goal > org.apache.maven.plugins:maven-remote-resources-plugin:1.2.1:process > (process-remote-resources) on project test-parent: Execution > process-remote-resources of goal > org.apache.maven.plugins:maven-remote-resources-plugin:1.2.1:process failed. > NullPointerException -> [Help 1] > org.apache.maven.lifecycle.LifecycleExecutionException: Failed to execute > goal org.apache.maven.plugins:maven-remote-resources-plugin:1.2.1:process > (process-remote-resources) on project test-parent: Execution > process-remote-resources of goal > org.apache.maven.plugins:maven-remote-resources-plugin:1.2.1:process failed. > at > org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:225) > 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:84) > at > org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:59) > at > org.apache.maven.lifecycle.internal.LifecycleStarter.singleThreadedBuild(LifecycleStarter.java:183) > at > org.apache.maven.lifecycle.internal.LifecycleStarter.execute(LifecycleStarter.java:161) > at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:319) > at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:156) > at org.apache.maven.cli.MavenCli.execute(MavenCli.java:537) > at org.apache.maven.cli.MavenCli.doMain(MavenCli.java:196) > at org.apache.maven.cli.MavenCli.main(MavenCli.java:141) > 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.plexus.classworlds.launcher.Launcher.launchEnhanced(Launcher.java:290) > at > org.codehaus.plexus.classworlds.launcher.Launcher.launch(Launcher.java:230) > at > org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode(Launcher.java:409) > at > org.codehaus.plexus.classworlds.launcher.Launcher.main(Launcher.java:352) > at org.codehaus.classworlds.Launcher.main(Launcher.java:47) > 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 com.intellij.rt.execution.application.AppMain.main(AppMain.java:120) > Caused by: org.apache.maven.plugin.PluginExecutionException: Execution > process-remote-resources of goal > org.apache.maven.plugins:maven-remote-resources-plugin:1.2.1:process failed. > at > org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:110) > at > org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:209) > ... 25 more > Caused by: java.lang.NullPointerException > at > org.apache.maven.artifact.DefaultArtifact.equals(DefaultArtifact.java:344) > at java.util.HashMap.put(HashMap.java:376) > at java.util.HashSet.add(HashSet.java:200) > at java.util.AbstractCollection.addAll(AbstractCollection.java:305) > at > org.apache.maven.plugin.resources.remote.ProcessRemoteResourcesMojo.aggregateProjectDependencyArtifacts(ProcessRemoteResourcesMojo.java:749) > at > org.apache.maven.plugin.resources.remote.ProcessRemoteResourcesMojo.getProjects(ProcessRemoteResourcesMojo.java:624) > at > org.apache.maven.plugin.resources.remote.ProcessRemoteResourcesMojo.configureVelocityContext(ProcessRemoteResourcesMojo.java:988) > at > org.apache.maven.plugin.resources.remote.ProcessRemoteResourcesMojo.execute(ProcessRemoteResourcesMojo.java:511) > at > org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:101) > ... 26 more -- This message is automatically generated by JIRA. 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