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eclipse-jdtls / eclipse.jdt.ls

Java language server
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NPE in AbstractToStringGenerator.createMethodComment:232 #1442

Open apupier opened 4 years ago

apupier commented 4 years ago

--> NPE in output

[Error - 4:49:15 PM] Request textDocument/codeAction failed.
  Message: Internal error.
  Code: -32603 
java.util.concurrent.CompletionException: java.lang.NullPointerException
    at java.util.concurrent.CompletableFuture.encodeThrowable(CompletableFuture.java:273)
    at java.util.concurrent.CompletableFuture.completeThrowable(CompletableFuture.java:280)
    at java.util.concurrent.CompletableFuture.uniApply(CompletableFuture.java:618)
    at java.util.concurrent.CompletableFuture$UniApply.tryFire(CompletableFuture.java:591)
    at java.util.concurrent.CompletableFuture$Completion.exec(CompletableFuture.java:457)
    at java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:289)
    at java.util.concurrent.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1056)
    at java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1692)
    at java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:157)
Caused by: java.lang.NullPointerException
    at org.eclipse.jdt.internal.corext.codemanipulation.tostringgeneration.AbstractToStringGenerator.createMethodComment(AbstractToStringGenerator.java:232)
    at org.eclipse.jdt.internal.corext.codemanipulation.tostringgeneration.AbstractToStringGenerator.complete(AbstractToStringGenerator.java:489)
    at org.eclipse.jdt.internal.corext.codemanipulation.tostringgeneration.StringConcatenationGenerator.complete(StringConcatenationGenerator.java:93)
    at org.eclipse.jdt.internal.corext.codemanipulation.tostringgeneration.AbstractToStringGenerator.generateToStringMethod(AbstractToStringGenerator.java:207)
    at org.eclipse.jdt.internal.corext.codemanipulation.tostringgeneration.GenerateToStringOperation.run(GenerateToStringOperation.java:102)
    at org.eclipse.jdt.ls.core.internal.handlers.GenerateToStringHandler.generateToString(GenerateToStringHandler.java:120)
    at org.eclipse.jdt.ls.core.internal.handlers.GenerateToStringHandler.generateToString(GenerateToStringHandler.java:105)
    at org.eclipse.jdt.ls.core.internal.text.correction.SourceAssistProcessor.getSourceActionCommands(SourceAssistProcessor.java:149)
    at org.eclipse.jdt.ls.core.internal.handlers.CodeActionHandler.getCodeActionCommands(CodeActionHandler.java:151)
    at org.eclipse.jdt.ls.core.internal.handlers.JDTLanguageServer.lambda$14(JDTLanguageServer.java:620)
    at org.eclipse.jdt.ls.core.internal.BaseJDTLanguageServer.lambda$0(BaseJDTLanguageServer.java:74)
    at java.util.concurrent.CompletableFuture.uniApply(CompletableFuture.java:616)
    ... 6 more

I had it with

but I cannot reproduce anymore after calling the "Clean the Java language server workspace" the workspace

fbricon commented 4 years ago

Opened https://bugs.eclipse.org/bugs/show_bug.cgi?id=563357 in JDT