unicode To String via Regex - Java java.lang

Java examples for java.lang:String Unicode

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Description

unicode To String via Regex

Demo Code

/**/* www  . j a va2 s.com*/
 * Copyright (c) 2010-2016.  by Liuxuan   All rights reserved. <br/>
 * ***************************************************************************

 * YYYY-MM-DD |    Author      |    Change Description
 * 2016/3/9  |    Moses       |     Created
 */
//package com.java2s;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

public class Main {

    public static String unicodeToString(String str) {
        Pattern pattern = Pattern.compile("(\\\\u(\\p{XDigit}{4}))");
        Matcher matcher = pattern.matcher(str);
        char ch;
        while (matcher.find()) {
            ch = (char) Integer.parseInt(matcher.group(2), 16);
            str = str.replace(matcher.group(1), ch + "");
        }
        return str;
    }
}

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