java将byte数组转换为16进制字符串

import java.io.UnsupportedEncodingException;

public class CoderTest {

    final protected static char[] hexArray = "0123456789ABCDEF".toCharArray();

    public static void main(String[] args) {
        String name = "我是yiyuzz";
        try {
            byte[] utf8 = name.getBytes("UTF-8");
            System.out.println(bytesToHex(utf8));
        } catch (UnsupportedEncodingException e) {
            e.printStackTrace();
        }
    }


    public static String bytesToHex(byte[] bytes) {
        char[] hexChars = new char[bytes.length * 2];
        for (int j = 0; j < bytes.length; j++) {
            int v = bytes[j] & 0xFF;
            hexChars[j * 2] = hexArray[v >>> 4];
            hexChars[j * 2 + 1] = hexArray[v & 0x0F];
        }
        return new String(hexChars);
    }
}