fix removing Project from cache when Project close

Author: ArtsiomCh

src/main/java/ai/deepcode/jbplugin/core/AnalysisData.java

@@ -109,6 +109,7 @@ static Set<Project> getAllCachedProject() {
   static void removeFilesFromCache(@NotNull Collection<PsiFile> files) {
     try {
       info("Request to remove from cache " + files.size() + " files: " + files);
+      // todo: do we really need mutex here?
       MUTEX.lock();
       int removeCounter = 0;
       for (PsiFile file : files) {
@@ -597,10 +598,8 @@ public static void clearCache(@Nullable final Project project) {
     info("Cache clearance requested for project: " + project);
     mapPsiFile2Hash.clear();
     mapPsiFile2Content.clear();
-    final Project[] projects =
-        (project == null)
-            ? ProjectManager.getInstance().getOpenProjects()
-            : new Project[] {project};
+    final Set<Project> projects =
+        (project == null) ? getAllCachedProject() : Collections.singleton(project);
     for (Project prj : projects) {
       removeProjectFromCache(prj);
       ServiceManager.getService(prj, myTodoView.class).refresh();

src/main/java/ai/deepcode/jbplugin/core/MyBulkFileListener.java

@@ -81,6 +81,7 @@ public void after(@NotNull List<? extends VFileEvent> events) {
   public void before(@NotNull List<? extends VFileEvent> events) {
     DCLogger.info("MyBulkFileListener.before begins");
     for (Project project : AnalysisData.getAllCachedProject()) {
+      if (project.isDisposed()) continue;
       Set<PsiFile> filesRemoved =
           getFilteredFilesByEventTypes(
               project, events, DeepCodeUtils::isSupportedFileFormat, VFileDeleteEvent.class);