转换16禁止的Unicode编码为UTF-8中文

Convert16UnicodeToUTF8.java

import java.io.UnsupportedEncodingException;
import java.util.Scanner;

import org.apache.commons.lang.StringUtils;

/**
 * @author: Henry Yan
 */
public class Convert16UnicodeToUTF8 {
    public static void main(String[] args) throws UnsupportedEncodingException {
        Scanner sc = new Scanner(System.in);
        System.out.println("输入16进制Unicode编码回车即可：");
        while(sc.hasNextLine()) {
            String source = sc.nextLine();

            String newSource = "";
            String result = "";
            String[] split = source.split("\\\\x");
            for (String s : split) {
                if (StringUtils.isBlank(s)){
                    continue;
                }

                String s1 = "\\x" + s.substring(0, 2);
                newSource += s1;

                if (s.length() > 2) {
                    byte[] byteArr = getBytes(newSource);
                    result += new String(byteArr, "UTF-8");
                    result += s.substring(2);
                    newSource = "";
                }
            }
            byte[] byteArr = getBytes(newSource);
            result += new String(byteArr, "UTF-8");
            System.out.println(result);

        }
    }

    private static byte[] getBytes(String newSource) {
        String sourceArr[] = newSource.split("\\\\"); // 分割拿到形如 xE9 的16进制数据
        byte[] byteArr = new byte[sourceArr.length - 1];
        for (int i = 1; i < sourceArr.length; i++) {
            Integer hexInt = Integer.decode("0" + sourceArr[i]);
            byteArr[i - 1] = hexInt.byteValue();
        }
        return byteArr;
    }
}