private static PsiType genNewMapBy(PsiType genericOwner, PsiManager manager) {
    PsiClass map =
      JavaPsiFacade.getInstance(manager.getProject()).findClass(CommonClassNames.JAVA_UTIL_MAP, genericOwner.getResolveScope());
    PsiElementFactory factory = JavaPsiFacade.getElementFactory(manager.getProject());
    if (map == null) return factory.createTypeFromText(CommonClassNames.JAVA_UTIL_MAP, null);

    final PsiType key = PsiUtil.substituteTypeParameter(genericOwner, CommonClassNames.JAVA_UTIL_MAP, 0, false);
    final PsiType value = PsiUtil.substituteTypeParameter(genericOwner, CommonClassNames.JAVA_UTIL_MAP, 1, false);
    return factory.createType(map, key, value);
  }
private static PsiType genNewMapBy(PsiType genericOwner, PsiManager manager)