private void loadTree() {
    try {
      Path file = getProjectsTreeFile();
      if (Files.exists(file)) {
        var readTree = MavenProjectsTree.read(myProject, file);
        if (null != readTree) {
          myProjectsTree = readTree;
        }
        else {
          MavenLog.LOG.warn("Could not load existing tree, read null");
        }
      }
    }
    catch (IOException e) {
      MavenLog.LOG.info(e);
    }
  }
private void loadTree()