@Override
      public void after(@NotNull List<? extends @NotNull VFileEvent> events) {
        for (VFileEvent event : events) {
          if (event instanceof VFileCreateEvent create) {
            updateFromFile(create.getParent());
          }
          else if (event instanceof VFileCopyEvent copy) {
            updateFromFile(copy.getNewParent());
          }
          else if (event instanceof VFileMoveEvent move) {
            updateFromFile(move.getNewParent());
            updateFromFile(move.getOldParent());
            updateFromFile(move.getFile());
          }
          else {
            VirtualFile file = event.getFile();
            if (file != null) {
              if (event instanceof VFileDeleteEvent) {
                VirtualFile parent = file.getParent();
                if (parent != null) updateFromFile(parent);
              }
              updateFromFile(file);
            }
          }
        }
      }
@Override
      public void after(@NotNull List<? extends @NotNull VFileEvent> events)