Method bytesToHex

src/main/java/com/droplab/Utils/CommonUtils.java:70–80

字节数组转16进制 @param bytes @return

(byte[] bytes)

     * @return
     */
    public static String bytesToHex(byte[] bytes) {  //字节转16进制
        StringBuffer stringBuffer = new StringBuffer();
        for (int i = 0; i < bytes.length; i++) {
            String s = Integer.toHexString(bytes[i] & 0xFF);
            if (s.length() < 2) {
                s = "0" + s;
            }
            stringBuffer.append(s.toLowerCase());
        }
        return stringBuffer.toString();
    }

    /**
     * unicode 转字符串