ByteUtils.java

package me.lzb.common.utils;

/**
 * Created by LZB on 2017/4/14.
 */
public class ByteUtils {

    public static String byteToHexString(byte[] codes ){
        StringBuffer buffer = new StringBuffer();
        for(int i=0;i<codes.length;i++){
            byte b = codes[i];
            int value = b & 0xFF;
            String strHex = Integer.toHexString(value);
            if(strHex.length()< 2){
                strHex = "0" + strHex;
            }
            buffer.append(strHex);
        }
        return buffer.toString();
    }

    public static int byteToInt(byte[] codes){
        String s1 = byteToHexString(codes);
        return Integer.valueOf(s1, 16).intValue();
    }
}