Here you can find the source of toUnicodeValue(char c)
public static String toUnicodeValue(char c)
//package com.java2s; /*// ww w . j av a 2 s . c om * This file is part of zen-index. zen-index is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. zen-index is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with zen-index. If not, see <http://www.gnu.org/licenses/>. */ public class Main { public static String toUnicodeValue(char c) { return "\\u" + Integer.toHexString(c | 0x1000).substring(1); } }