JaroslavTulach edited a comment on pull request #2652:
URL: https://github.com/apache/netbeans/pull/2652#issuecomment-756857313
I am trying to verify, but so far it is not working for me:
```
"org.netbeans.modules.project.ui.problems.BrokenReferencesImpl"
at
org.netbeans.modules.java.lsp.server.ui.UIContext.<init>(UIContext.java:32)
at
org.netbeans.modules.java.lsp.server.ui.UIContext$LogImpl.<init>(UIContext.java:87)
at
org.netbeans.modules.java.lsp.server.ui.UIContext$LogImpl.<clinit>(UIContext.java:85)
at
org.netbeans.modules.java.lsp.server.ui.UIContext.find(UIContext.java:62)
at
org.netbeans.modules.java.lsp.server.ui.AbstractDialogDisplayer.notify(AbstractDialogDisplayer.java:49)
at
org.netbeans.modules.project.ui.problems.BrokenReferencesImpl$1.run(BrokenReferencesImpl.java:109)
at
org.netbeans.modules.project.ui.problems.BrokenReferencesImpl$2.run(BrokenReferencesImpl.java:143)
at
org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1418)
at
org.netbeans.modules.openide.util.GlobalLookup.execute(GlobalLookup.java:45)
at org.openide.util.lookup.Lookups.executeWith(Lookups.java:278)
at
org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2033)
```
e.g. a `LogImpl` UI is used instead. The problem is probably in wrong
synchronization of `BrokenReferencesImpl.showAlert` - I have two threads
stopped at the same line in the `showAlert` method and both of them have
different current lookup. One is correctly provided by the LSP server ("Gradle
project reloading"), the one has global `Lookup.getDefault()`:
```
"Gradle project reloading"
at
org.netbeans.modules.project.ui.problems.BrokenReferencesImpl.showAlert(BrokenReferencesImpl.java:138)
at
org.netbeans.api.project.ui.ProjectProblems.showAlert(ProjectProblems.java:73)
at
org.netbeans.modules.gradle.NbGradleProjectImpl$ProjectOpenedHookImpl.lambda$projectOpened$0(NbGradleProjectImpl.java:298)
at
org.netbeans.modules.gradle.NbGradleProjectImpl$ProjectOpenedHookImpl$$Lambda$248.1078200639.run
at
org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1418)
at
org.netbeans.modules.openide.util.GlobalLookup.execute(GlobalLookup.java:45)
at org.openide.util.lookup.Lookups.executeWith(Lookups.java:278)
at
org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2033)
"org.netbeans.modules.project.ui.problems.BrokenProjectNotifier"
at
org.netbeans.modules.project.ui.problems.BrokenReferencesImpl.showAlert(BrokenReferencesImpl.java:138)
at
org.netbeans.api.project.ui.ProjectProblems.showAlert(ProjectProblems.java:73)
at
org.netbeans.modules.project.ui.problems.BrokenProjectNotifier.scheduleAlert(BrokenProjectNotifier.java:131)
at
org.netbeans.modules.project.ui.problems.BrokenProjectNotifier.access$100(BrokenProjectNotifier.java:46)
at
org.netbeans.modules.project.ui.problems.BrokenProjectNotifier$2.run(BrokenProjectNotifier.java:113)
at
org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1418)
at
org.netbeans.modules.openide.util.GlobalLookup.execute(GlobalLookup.java:45)
at org.openide.util.lookup.Lookups.executeWith(Lookups.java:278)
at
org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2033)
```
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