@Override
  public int getChildRole(@NotNull ASTNode child) {
    LOG.assertTrue(child.getTreeParent() == this);
    IElementType i = child.getElementType();
    if (i == JavaElementType.PACKAGE_STATEMENT) {
      return ChildRole.PACKAGE_STATEMENT;
    }
    else if (i == JavaElementType.IMPORT_LIST) {
      return ChildRole.IMPORT_LIST;
    }
    else if (i == JavaElementType.CLASS) {
      return ChildRole.CLASS;
    }
    else {
      return ChildRoleBase.NONE;
    }
  }
@Override
  public int getChildRole(@NotNull ASTNode child)