private static boolean isNonNullCheck(@NotNull Exprent exprent, @NotNull Exprent switchVar) {
    if (!(exprent instanceof InvocationExprent invocationExprent)) {
      return false;
    }
    if (!invocationExprent.isStatic() || !"requireNonNull".equals(invocationExprent.getName()) ||
        !JAVA_UTIL_OBJECTS.equals(invocationExprent.getClassName()) ||
        invocationExprent.getParameters() == null ||
        invocationExprent.getParameters().size() != 1 ||
        !switchVar.equals(invocationExprent.getParameters().get(0))) {
      return false;
    }
    return true;
  }
private static boolean isNonNullCheck(@NotNull Exprent exprent, @NotNull Exprent switchVar)