ASTNode (ASTNode first, ASTNode last, ASTNode anchor, Boolean before) { if (first == last && first.getPsi() instanceof GrTypeParameterList) { if (!getModifierList().hasExplicitVisibilityModifiers()) { getModifierList().setModifierProperty(GrModifier.DEF, true); } } return super.addInternal(first, last, anchor, before); }