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中文和unicode互转

时间:2016-08-23 14:42:42      阅读:245      评论:0      收藏:0      [点我收藏+]

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public class Test {
    public static void main(String[] args) {
        String uname="欧阳红";
        for (int i = 0; i < uname.length(); i++) {
            char unamechar=uname.charAt(i);
            System.out.println(unamechar+"="+gbEncoding(String.valueOf(unamechar)));
        }
    }
 
    /**
     * 把中文转成Unicode编码
     *
     * @param gbString
     * @return
     */
    public static String gbEncoding(final String gbString) {
        char[] utfBytes = gbString.toCharArray();
        String unicodeBytes = "";
        for (int byteIndex = 0; byteIndex < utfBytes.length; byteIndex++) {
            String hexB = Integer.toHexString(utfBytes[byteIndex]);
            if (hexB.length() <= 2) {
                hexB = "00" + hexB;
            }
            unicodeBytes = unicodeBytes + "\\u" + hexB;
        }
        //System.out.println("unicodeBytes is: " + unicodeBytes);
        return unicodeBytes;
    }
 
    /**
     * 把Unicode编码转成中文
     *
     * @param dataStr
     * @return
     */
    public static String decodeUnicode(final String dataStr) {
        int start = 0;
        int end = 0;
        final StringBuffer buffer = new StringBuffer();
        while (start > -1) {
            end = dataStr.indexOf("\\u", start + 2);
            String charStr = "";
            if (end == -1) {
                charStr = dataStr.substring(start + 2, dataStr.length());
            } else {
                charStr = dataStr.substring(start + 2, end);
            }
            char letter = (char) Integer.parseInt(charStr, 16); // 16进制parse整形字符串。
            buffer.append(new Character(letter).toString());
            start = end;
        }
        return buffer.toString();
    }
 
}

 

中文和unicode互转

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原文地址:http://www.cnblogs.com/sprinng/p/5798980.html

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