void (@Nullable FilePath path, @NotNull String listId) { if (path == null) return; String oldListId = myListsForPathsBeforeUpdate.get(path); if (CONFLICT_CHANGELIST_ID.equals(oldListId) || listId.equals(oldListId)) return; if (oldListId == null) { myListsForPathsBeforeUpdate.put(path, listId); } else { myListsForPathsBeforeUpdate.put(path, CONFLICT_CHANGELIST_ID); } }