@Override
  public void readExternal(@NotNull Element element) {
    super.readExternal(element);
    final List<Element> children = element.getChildren(myElementName);
    final ArtifactPointerManager pointerManager = ArtifactPointerManager.getInstance(myProject);
    for (Element child : children) {
      myArtifactPointers.add(pointerManager.createPointer(child.getAttributeValue(NAME_ATTRIBUTE)));
    }
  }
@Override
  public void readExternal(@NotNull Element element)