@Override
  public void writeExternal(Element element) throws WriteExternalException {
    super.writeExternal(element);
    DefaultJDOMExternalizer.writeExternal(this, element);
    DebuggerUtils.getInstance().writeTextWithImports(element, "CHILDREN_EXPANDABLE", getChildrenExpandable());
    DebuggerUtils.getInstance().writeTextWithImports(element, "CHILDREN_EXPRESSION", getChildrenExpression());
  }
@Override
  public void writeExternal(Element element)