8000 Fetching children of a translation unit results in an endless loop · Issue #358 · eclipse-cdt/cdt-lsp · GitHub
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ghentschke opened this issue Jul 26, 2024 · 0 comments · Fixed by #359
Closed

Fetching children of a translation unit results in an endless loop #358

ghentschke opened this issue Jul 26, 2024 · 0 comments · Fixed by #359
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When an exception occur while fetching children of a translation unit in the project explorer view:
image

The fetch will result in an endless call loop of org.eclipse.cdt.lsp.internal.ui.navigator.SymbolsManager.refreshTreeContentFromLS(CompileUnit)

!ENTRY org.eclipse.lsp4e 4 0 2024-07-26 11:12:36.436
!MESSAGE java.io.UncheckedIOException: java.io.IOException: Cannot run program "C:\clangd\clangd_18.1.3\bi\clangd.exe" (in directory "C:\Users\blub\cdt-main\eclipse"): CreateProcess error=2, The system cannot find the file specified
!STACK 0
java.util.concurrent.CompletionException: java.io.UncheckedIOException: java.io.IOException: Cannot run program "C:\clangd\clangd_18.1.3\bi\clangd.exe" (in directory "C:\Users\blub\cdt-main\eclipse"): CreateProcess error=2, The system cannot find the file specified
	at java.base/java.util.concurrent.CompletableFuture.encodeThrowable(CompletableFuture.java:315)
	at java.base/java.util.concurrent.CompletableFuture.completeThrowable(CompletableFuture.java:320)
	at java.base/java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1770)
	at java.base/java.util.concurrent.CompletableFuture$AsyncSupply.exec(CompletableFuture.java:1760)
	at java.base/java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:387)
	at java.base/java.util.concurrent.ForkJoinPool$WorkQueue.topLevelExec(ForkJoinPool.java:1312)
	at java.base/java.util.concurrent.ForkJoinPool.scan(ForkJoinPool.java:1843)
	at java.base/java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1808)
	at java.base/java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:188)
Caused by: java.io.UncheckedIOException: java.io.IOException: Cannot run program "C:\clangd\clangd_18.1.3\bi\clangd.exe" (in directory "C:\Users\blub\cdt-main\eclipse"): CreateProcess error=2, The system cannot find the file specified
	at org.eclipse.lsp4e.LanguageServerWrapper.lambda$0(LanguageServerWrapper.java:297)
	at java.base/java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1768)
	... 6 more
Caused by: java.io.IOException: Cannot run program "C:\clangd\clangd_18.1.3\bi\clangd.exe" (in directory "C:\Users\blub\cdt-main\eclipse"): CreateProcess error=2, The system cannot find the file specified
	at java.base/java.lang.ProcessBuilder.start(ProcessBuilder.java:1170)
	at java.base/java.lang.ProcessBuilder.start(ProcessBuilder.java:1089)
	at org.eclipse.lsp4e.server.ProcessStreamConnectionProvider.start(ProcessStreamConnectionProvider.java:55)
	at org.eclipse.lsp4e.LoggingStreamConnectionProviderProxy.start(LoggingStreamConnectionProviderProxy.java:227)
	at org.eclipse.lsp4e.LanguageServerWrapper.lambda$0(LanguageServerWrapper.java:295)
	... 7 more
Caused by: java.io.IOException: CreateProcess error=2, The system cannot find the file specified
	at java.base/java.lang.ProcessImpl.create(Native Method)
	at java.base/java.lang.ProcessImpl.<init>(ProcessImpl.java:500)
	at java.base/java.lang.ProcessImpl.start(ProcessImpl.java:159)
	at java.base/java.lang.ProcessBuilder.start(ProcessBuilder.java:1126)
	... 11 more

!ENTRY org.eclipse.cdt.lsp 4 0 2024-07-26 11:12:36.437
!MESSAGE java.util.concurrent.CancellationException
!STACK 0
java.util.concurrent.ExecutionException: java.util.concurrent.CancellationException
	at java.base/java.util.concurrent.CompletableFuture.reportGet(CompletableFuture.java:396)
	at java.base/java.util.concurrent.CompletableFuture.get(CompletableFuture.java:2096)
	at org.eclipse.cdt.lsp.internal.ui.navigator.SymbolsManager.refreshTreeContentFromLS(SymbolsManager.java:248)
	at org.eclipse.cdt.lsp.internal.ui.navigator.SymbolsManager.getCompileUnitElements(SymbolsManager.java:223)
	at org.eclipse.cdt.lsp.internal.ui.navigator.SymbolsManager.fetchDeferredChildren(SymbolsManager.java:129)
	at org.eclipse.ui.progress.DeferredTreeContentManager$1.run(DeferredTreeContentManager.java:215)
	at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63)
Caused by: java.util.concurrent.CancellationException
	at java.base/java.util.concurrent.CompletableFuture.cancel(CompletableFuture.java:2510)
	at org.eclipse.lsp4e.LanguageServerWrapper.stop(LanguageServerWrapper.java:535)
	at org.eclipse.lsp4e.LanguageServerWrapper.lambda$9(LanguageServerWrapper.java:359)
	at java.base/java.util.concurrent.CompletableFuture.uniExceptionally(CompletableFuture.java:990)
	at java.base/java.util.concurrent.CompletableFuture$UniExceptionally.tryFire(CompletableFuture.java:974)
	at java.base/java.util.concurrent.CompletableFuture.postComplete(CompletableFuture.java:510)
	at java.base/java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1773)
	at java.base/java.util.concurrent.CompletableFuture$AsyncSupply.exec(CompletableFuture.java:1760)
	at java.base/java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:387)
	at java.base/java.util.concurrent.ForkJoinPool$WorkQueue.topLevelExec(ForkJoinPool.java:1312)
	at java.base/java.util.concurrent.ForkJoinPool.scan(ForkJoinPool.java:1843)
	at java.base/java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1808)
	at java.base/java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:188)
@ghentschke ghentschke self-assigned this Jul 26, 2024
ghentschke added a commit to ghentschke/eclipse-cdt-lsp that referenced this issue Jul 26, 2024
@ghentschke
[eclipse-cdt#358] fix endless call loop of TU children in project exp…
ff4cf67 
…lorer

as long as compileUnit.isDirty == true, the tree tries to fetch the
children on the translation unit. The reason why compileUnit.isDirty was
assigned to response == null, was when a TimeoutException may occur.
This has been considered.

fixes eclipse-cdt#358
@ghentschke ghentschke mentioned this issue Jul 26, 2024
Merged
ghentschke added a commit that referenced this issue Jul 26, 2024
@ghentschke
[#358] fix endless call loop of TU children in project explorer (#359)
c23789c 
as long as compileUnit.isDirty == true, the tree tries to fetch the
children on the translation unit. The reason why compileUnit.isDirty was
assigned to response == null, was when a TimeoutException may occur.
This has been considered.

fixes #358
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[#358] fix endless call loop of TU children in project explorer ghentschke/eclipse-cdt-lsp
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