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Code completion not working #899

Closed
Closed

Description

@mattjcl

Code completion is all but non-existent when typing in a .java file.

Environment
  • Operating System: macOS Mojave 10.14.4
  • JDK version: 12.0.1
  • Visual Studio Code version: 1.33.1
  • Java extension version: 0.6.0
Steps To Reproduce

n-a

Logs:

Language support for java log:

[Error - 3:01:13 PM] 25 Apr. 2019, 3:01:13 pm Problems occurred when invoking code from plug-in: "org.eclipse.jdt.ls.core".
null
java.lang.NullPointerException
at com.microsoft.java.test.plugin.util.ProjectUtils.lambda$0(ProjectUtils.java:80)
at java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:176)
at java.base/java.util.Spliterators$ArraySpliterator.forEachRemaining(Spliterators.java:948)
at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484)
at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474)
at java.base/java.util.stream.ReduceOps$ReduceOp.evaluateSequential(ReduceOps.java:913)
at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234)
at java.base/java.util.stream.ReferencePipeline.collect(ReferencePipeline.java:578)
at com.microsoft.java.test.plugin.util.ProjectUtils.parseProjects(ProjectUtils.java:83)
at com.microsoft.java.test.plugin.util.ProjectUtils.getTestSourcePaths(ProjectUtils.java:63)
at com.microsoft.java.test.plugin.handler.TestDelegateCommandHandler.executeCommand(TestDelegateCommandHandler.java:40)
at org.eclipse.jdt.ls.core.internal.handlers.WorkspaceExecuteCommandHandler$1.run(WorkspaceExecuteCommandHandler.java:151)
at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:45)
at org.eclipse.jdt.ls.core.internal.handlers.WorkspaceExecuteCommandHandler.executeCommand(WorkspaceExecuteCommandHandler.java:141)
at org.eclipse.jdt.ls.core.internal.handlers.JDTLanguageServer.lambda$3(JDTLanguageServer.java:439)
at org.eclipse.jdt.ls.core.internal.handlers.JDTLanguageServer.lambda$33(JDTLanguageServer.java:835)
at java.base/java.util.concurrent.CompletableFuture$UniApply.tryFire(CompletableFuture.java:642)
at java.base/java.util.concurrent.CompletableFuture$Completion.exec(CompletableFuture.java:479)
at java.base/java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:290)
at java.base/java.util.concurrent.ForkJoinPool$WorkQueue.topLevelExec(ForkJoinPool.java:1020)
at java.base/java.util.concurrent.ForkJoinPool.scan(ForkJoinPool.java:1656)
at java.base/java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1594)
at java.base/java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:177)

[Error - 3:01:13 PM] 25 Apr. 2019, 3:01:13 pm Error in calling delegate command handler
null
java.lang.NullPointerException
at com.microsoft.java.test.plugin.util.ProjectUtils.lambda$0(ProjectUtils.java:80)
at java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:176)
at java.base/java.util.Spliterators$ArraySpliterator.forEachRemaining(Spliterators.java:948)
at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484)
at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474)
at java.base/java.util.stream.ReduceOps$ReduceOp.evaluateSequential(ReduceOps.java:913)
at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234)
at java.base/java.util.stream.ReferencePipeline.collect(ReferencePipeline.java:578)
at com.microsoft.java.test.plugin.util.ProjectUtils.parseProjects(ProjectUtils.java:83)
at com.microsoft.java.test.plugin.util.ProjectUtils.getTestSourcePaths(ProjectUtils.java:63)
at com.microsoft.java.test.plugin.handler.TestDelegateCommandHandler.executeCommand(TestDelegateCommandHandler.java:40)
at org.eclipse.jdt.ls.core.internal.handlers.WorkspaceExecuteCommandHandler$1.run(WorkspaceExecuteCommandHandler.java:151)
at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:45)
at org.eclipse.jdt.ls.core.internal.handlers.WorkspaceExecuteCommandHandler.executeCommand(WorkspaceExecuteCommandHandler.java:141)
at org.eclipse.jdt.ls.core.internal.handlers.JDTLanguageServer.lambda$3(JDTLanguageServer.java:439)
at org.eclipse.jdt.ls.core.internal.handlers.JDTLanguageServer.lambda$33(JDTLanguageServer.java:835)
at java.base/java.util.concurrent.CompletableFuture$UniApply.tryFire(CompletableFuture.java:642)
at java.base/java.util.concurrent.CompletableFuture$Completion.exec(CompletableFuture.java:479)
at java.base/java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:290)
at java.base/java.util.concurrent.ForkJoinPool$WorkQueue.topLevelExec(ForkJoinPool.java:1020)
at java.base/java.util.concurrent.ForkJoinPool.scan(ForkJoinPool.java:1656)
at java.base/java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1594)
at java.base/java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:177)

Current Result

Within a .java file, typing "class", amongst others, does not offer any code snippets.

Expected Result

Within a .java file, typing "class" should result in code snippet suggestions, as per https://code.visualstudio.com/docs/java/java-tutorial

Additional Informations

Activity

  1. yaohaizh commented on Apr 25, 2019

    @yaohaizh
    Collaborator

    @mattjcl You could disable vscode java tester extension to see whether work around this issue.

    @jdneo Could you help take a look at this issue?

  2. jdneo commented on Apr 25, 2019

    @jdneo
    Collaborator

    @mattjcl Are you working with a default package?

  3. mattjcl commented on Apr 26, 2019

    @mattjcl
    Author

    @yaohaizh Language Support for Java no longer outputs the above errors after disabling Java Test Runner extension. However intellisense is still largely missing.

    @jdneo yes I am.

  4. jdneo commented on Feb 8, 2022

    @jdneo
    Collaborator

    Could not reproduce in 1.3.0

  5. robstryker commented on Nov 2, 2026

    @robstryker
    Contributor

    This bug is almost 7 years old with no action other than a 'cannot replicate'. Closing as outdated or stale

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