Unicode与中文转换工具类方法（转）

/*
     * 中文转unicode编码
     */
    public static String gbEncoding(final String gbString) {
        char[] utfBytes = gbString.toCharArray();
        String unicodeBytes = "";
        for (int i = ; i < utfBytes.length; i++) {
            String hexB = Integer.toHexString(utfBytes[i]);
            if (hexB.length() <= ) {
                hexB = "" + hexB;
            }
            unicodeBytes = unicodeBytes + "\\u" + hexB;
        }
        return unicodeBytes;
    }
    /*
     * unicode编码转中文
     */
    public static String decodeUnicode(final String dataStr) {
        int start = ;
        int end = ;
        final StringBuffer buffer = new StringBuffer();
        while (start > -) {
            end = dataStr.indexOf("\\u", start + );
            String charStr = "";
            if (end == -) {
                charStr = dataStr.substring(start + , dataStr.length());
            } else {
                charStr = dataStr.substring(start + , end);
            }
            char letter = (char) Integer.parseInt(charStr, ); // 16进制parse整形字符串。
            buffer.append(new Character(letter).toString());
            start = end;
        }
        return buffer.toString();
    }

原文链接：https://www.cnblogs.com/boluoboluo/p/6504641.html