Here you can find the source of codePointAt(char[] s, int i)
static int codePointAt(char[] s, int i)
//package com.java2s; // Licensed under the Apache License, Version 2.0 (the "License"); public class Main { static int codePointAt(char[] s, int i) { return Character.codePointAt(s, i); }/*from w w w . jav a2 s . c o m*/ }