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Posted to issues@maven.apache.org by "Sylwester Lachiewicz (Jira)" <ji...@apache.org> on 2020/01/29 00:32:00 UTC
[jira] [Commented] (MNG-6819) NullPointerException for
DefaultArtifactDescriptorReader.loadPom
[ https://issues.apache.org/jira/browse/MNG-6819?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17025507#comment-17025507 ]
Sylwester Lachiewicz commented on MNG-6819:
-------------------------------------------
Minimal pom to reproduce:
{code:java}
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion><groupId>test</groupId>
<artifactId>test</artifactId>
<version>1.0</version>
<properties>
<aa>${bb}</aa>
<bb>${aa}</bb>
</properties>
</project>
{code}
exception for java 8 and 3.7.0-SNAPSHOT
{noformat}
c:\projects\work\MNG-6818>\programs\apache-maven-3.7.0-SNAPSHOT\bin\mvn clean package
[INFO] Error stacktraces are turned on.
[INFO] Scanning for projects...
[ERROR] Internal error: java.lang.NullPointerException -> [Help 1]
org.apache.maven.InternalErrorException: Internal error: java.lang.NullPointerException
at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:120)
at org.apache.maven.cli.MavenCli.execute (MavenCli.java:976)
at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:291)
at org.apache.maven.cli.MavenCli.main (MavenCli.java:195)
at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke (Method.java:498)
at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: java.lang.NullPointerException
at java.util.Hashtable$Entry.setValue (Hashtable.java:1286)
at org.apache.maven.model.interpolation.StringVisitorModelInterpolator$ModelVisitor.visit (StringVisitorModelInterpolator.java:1425)
at org.apache.maven.model.interpolation.StringVisitorModelInterpolator$ModelVisitor.visit (StringVisitorModelInterpolator.java:1023)
at org.apache.maven.model.interpolation.StringVisitorModelInterpolator$ModelVisitor.visit (StringVisitorModelInterpolator.java:166)
at org.apache.maven.model.interpolation.StringVisitorModelInterpolator.interpolateModel (StringVisitorModelInterpolator.java:107)
at org.apache.maven.model.building.DefaultModelBuilder.interpolateModel (DefaultModelBuilder.java:786)
at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:393)
at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:448)
at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:414)
at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:377)
at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
at org.apache.maven.cli.MavenCli.execute (MavenCli.java:976)
at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:291)
at org.apache.maven.cli.MavenCli.main (MavenCli.java:195)
at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke (Method.java:498)
at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347){noformat}
And Java 11 similar
{noformat}
Caused by: java.lang.NullPointerException
at java.util.concurrent.ConcurrentHashMap$MapEntry.setValue (ConcurrentHashMap.java:3546)
at org.apache.maven.model.interpolation.StringVisitorModelInterpolator$ModelVisitor.visit (StringVisitorModelInterpolator.java:1425)
at org.apache.maven.model.interpolation.StringVisitorModelInterpolator$ModelVisitor.visit (StringVisitorModelInterpolator.java:1023)
at org.apache.maven.model.interpolation.StringVisitorModelInterpolator$ModelVisitor.visit (StringVisitorModelInterpolator.java:166)
at org.apache.maven.model.interpolation.StringVisitorModelInterpolator.interpolateModel (StringVisitorModelInterpolator.java:107){noformat}
> NullPointerException for DefaultArtifactDescriptorReader.loadPom
> ----------------------------------------------------------------
>
> Key: MNG-6819
> URL: https://issues.apache.org/jira/browse/MNG-6819
> Project: Maven
> Issue Type: Bug
> Components: Artifacts and Repositories
> Affects Versions: 3.6.2, 3.6.3
> Reporter: Darcy Shen
> Priority: Major
> Fix For: wontfix-candidate
>
>
> Here is a clue to reproduce the NPE.
> {code:xml}
> <plugin>
> <artifactId>maven-antrun-plugin</artifactId>
> <executions>
> <execution>
> <phase>package</phase>
> <configuration>
> <tasks>
> <unzip
> src="${project.build.directory}/${project.build.finalName}.${project.packaging}"
> dest="${project.build.directory}/xxx" />
> </tasks>
> </configuration>
> <goals>
> <goal>run</goal>
> </goals>
> </execution>
> </executions>
> </plugin>
> {code}
> project.build.finalName is the previous value, and the interpolated value is null.
> {noformat}
> $ mvn clean compile -e # on a private project
> [ERROR] NullPointerException
> java.lang.NullPointerException
> at java.util.Hashtable$Entry.setValue (Hashtable.java:1286)
> at org.apache.maven.model.interpolation.StringVisitorModelInterpolator$ModelVisitor.visit (StringVisitorModelInterpolator.java:1429)
> at org.apache.maven.model.interpolation.StringVisitorModelInterpolator$ModelVisitor.visit (StringVisitorModelInterpolator.java:1027)
> at org.apache.maven.model.interpolation.StringVisitorModelInterpolator$ModelVisitor.visit (StringVisitorModelInterpolator.java:170)
> at org.apache.maven.model.interpolation.StringVisitorModelInterpolator.interpolateModel (StringVisitorModelInterpolator.java:107)
> at org.apache.maven.model.building.DefaultModelBuilder.interpolateModel (DefaultModelBuilder.java:789)
> at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:393)
> at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:292)
> at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:171)
> at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.resolveCachedArtifactDescriptor (DefaultDependencyCollector.java:541)
> at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.getArtifactDescriptorResult (DefaultDependencyCollector.java:524)
> at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.processDependency (DefaultDependencyCollector.java:412)
> at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.processDependency (DefaultDependencyCollector.java:365)
> at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.process (DefaultDependencyCollector.java:352)
> at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.doRecurse (DefaultDependencyCollector.java:509)
> at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.processDependency (DefaultDependencyCollector.java:461)
> at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.processDependency (DefaultDependencyCollector.java:365)
> at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.process (DefaultDependencyCollector.java:352)
> at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.doRecurse (DefaultDependencyCollector.java:509)
> at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.processDependency (DefaultDependencyCollector.java:461)
> at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.processDependency (DefaultDependencyCollector.java:365)
> at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.process (DefaultDependencyCollector.java:352)
> at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.doRecurse (DefaultDependencyCollector.java:509)
> at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.processDependency (DefaultDependencyCollector.java:461)
> at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.processDependency (DefaultDependencyCollector.java:365)
> at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.process (DefaultDependencyCollector.java:352)
> at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.doRecurse (DefaultDependencyCollector.java:509)
> at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.processDependency (DefaultDependencyCollector.java:461)
> at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.processDependency (DefaultDependencyCollector.java:365)
> at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.process (DefaultDependencyCollector.java:352)
> at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.doRecurse (DefaultDependencyCollector.java:509)
> at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.processDependency (DefaultDependencyCollector.java:461)
> at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.processDependency (DefaultDependencyCollector.java:365)
> at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.process (DefaultDependencyCollector.java:352)
> at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.doRecurse (DefaultDependencyCollector.java:509)
> at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.processDependency (DefaultDependencyCollector.java:461)
> at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.processDependency (DefaultDependencyCollector.java:365)
> at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.process (DefaultDependencyCollector.java:352)
> at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.doRecurse (DefaultDependencyCollector.java:509)
> at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.processDependency (DefaultDependencyCollector.java:461)
> at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.processDependency (DefaultDependencyCollector.java:365)
> at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.process (DefaultDependencyCollector.java:352)
> at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.doRecurse (DefaultDependencyCollector.java:509)
> at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.processDependency (DefaultDependencyCollector.java:461)
> at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.processDependency (DefaultDependencyCollector.java:365)
> at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.process (DefaultDependencyCollector.java:352)
> at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:254)
> at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:284)
> at org.apache.maven.project.DefaultProjectDependenciesResolver.resolve (DefaultProjectDependenciesResolver.java:169)
> at org.apache.maven.lifecycle.internal.LifecycleDependencyResolver.getDependencies (LifecycleDependencyResolver.java:243)
> at org.apache.maven.lifecycle.internal.LifecycleDependencyResolver.resolveProjectDependencies (LifecycleDependencyResolver.java:147)
> at org.apache.maven.lifecycle.internal.MojoExecutor.ensureDependenciesAreResolved (MojoExecutor.java:248)
> at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:202)
> at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:156)
> at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:148)
> at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject (LifecycleModuleBuilder.java:117)
> at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject (LifecycleModuleBuilder.java:81)
> at org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build (SingleThreadedBuilder.java:56)
> at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
> at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
> at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
> at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
> at org.apache.maven.cli.MavenCli.execute (MavenCli.java:957)
> at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:289)
> at org.apache.maven.cli.MavenCli.main (MavenCli.java:193)
> at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
> at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
> at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke (Method.java:498)
> at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
> at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
> at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
> at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
> {noformat}
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