public void readExternal(@NotNull final Element parentNode) {
    myOriginalBreakpointsNodes.clear();
    // save old breakpoints
    for (Element element : parentNode.getChildren()) {
      myOriginalBreakpointsNodes.put(element.getName(), JDOMUtil.internElement(element));
    }
    if (!myProject.isDefault()) {
      StartupManager.getInstance(myProject).runWhenProjectIsInitialized(() -> doRead(parentNode));
    }
  }
public void readExternal(@NotNull final Element parentNode)