static String getIteratorType(String type) {
      return switch (type) {
        case "int" -> "java.util.PrimitiveIterator.OfInt";
        case "long" -> "java.util.PrimitiveIterator.OfLong";
        case "double" -> "java.util.PrimitiveIterator.OfDouble";
        default -> CommonClassNames.JAVA_UTIL_ITERATOR + "<" + type + ">";
      };
    }
static String getIteratorType(String type)