OperationCanceledException during code completion

[fbricon]

Not sure how I generated that one, but during autocompletion, an OperationCanceledException bubbled up:

org.eclipse.core.runtime.OperationCanceledException
	at org.eclipse.jdt.internal.codeassist.CompletionEngine.checkCancel(CompletionEngine.java:1819)
	at org.eclipse.jdt.internal.codeassist.CompletionEngine.acceptType(CompletionEngine.java:1315)
	at org.eclipse.jdt.internal.core.SearchableEnvironmentRequestor.acceptType(SearchableEnvironmentRequestor.java:115)
	at org.eclipse.jdt.internal.core.NameLookup.seekTypesInBinaryPackage(NameLookup.java:1087)
	at org.eclipse.jdt.internal.core.NameLookup.seekTypes(NameLookup.java:1021)
	at org.eclipse.jdt.internal.core.NameLookup.seekTypes(NameLookup.java:964)
	at org.eclipse.jdt.internal.core.NameLookup.findAllTypes(NameLookup.java:330)
	at org.eclipse.jdt.internal.core.NameLookup.seekTypes(NameLookup.java:997)
	at org.eclipse.jdt.internal.core.NameLookup.seekTypes(NameLookup.java:964)
	at org.eclipse.jdt.internal.core.SearchableEnvironment.findTypes(SearchableEnvironment.java:670)
	at org.eclipse.jdt.internal.core.SearchableEnvironment.findTypes(SearchableEnvironment.java:466)
	at org.eclipse.jdt.internal.codeassist.CompletionEngine.findTypesAndPackages(CompletionEngine.java:10832)
	at org.eclipse.jdt.internal.codeassist.CompletionEngine.completionOnSingleNameReference(CompletionEngine.java:3451)
	at org.eclipse.jdt.internal.codeassist.CompletionEngine.complete(CompletionEngine.java:1849)
	at org.eclipse.jdt.internal.codeassist.CompletionEngine.complete(CompletionEngine.java:2075)
	at org.eclipse.jdt.internal.core.Openable.codeComplete(Openable.java:131)
	at org.eclipse.jdt.internal.core.CompilationUnit.codeComplete(CompilationUnit.java:357)
	at org.eclipse.jdt.internal.core.CompilationUnit.codeComplete(CompilationUnit.java:345)
	at org.eclipse.jdt.ls.core.internal.handlers.CompletionHandler.computeContentAssist(CompletionHandler.java:75)
	at org.eclipse.jdt.ls.core.internal.handlers.CompletionHandler.completion(CompletionHandler.java:36)
	at org.eclipse.jdt.ls.core.internal.handlers.JDTLanguageServer.lambda$2(JDTLanguageServer.java:242)
	at java.util.concurrent.CompletableFuture.uniApply(CompletableFuture.java:602)
	at java.util.concurrent.CompletableFuture$UniApply.tryFire(CompletableFuture.java:577)
	at java.util.concurrent.CompletableFuture$Completion.exec(CompletableFuture.java:443)
	at java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:289)
	at java.util.concurrent.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1056)
	at java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1692)
	at java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:157)

[hspeed]

@fbricon

PM Error computing hover
null
org.eclipse.core.runtime.OperationCanceledException

...............
at org.eclipse.jdt.ls.core.internal.HoverInfoProvider.computeHover(HoverInfoProvider.java:100)

[fbricon]

@hspeed which version did you try?

[hspeed]

org.eclipse.jdt.ls.core_0.5.0.201709191438

[fbricon]

@hspeed please try the latest build under http://download.eclipse.org/jdtls/snapshots/?d, that issue was fixed with a1ded44

[hspeed]

@fbricon
Thanks for the solution!