byte array to hex String - Java java.lang

Java examples for java.lang:byte Array to String

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Description

byte array to hex String

Demo Code


//package com.java2s;

public class Main {
    public static void main(String[] argv) throws Exception {
        byte[] b = new byte[] { 34, 35, 36, 37, 37, 37, 67, 68, 69 };
        System.out.println(byte2hex(b));
    }//from   www  .j a  v  a  2 s  .  c  om

    public static String byte2hex(byte[] b) {
        StringBuffer hs = new StringBuffer(b.length);
        String stmp = "";
        int len = b.length;
        for (int n = 0; n < len; n++) {
            stmp = Integer.toHexString(b[n] & 0xFF);
            if (stmp.length() == 1) {
                hs = hs.append("0").append(stmp);
            } else {
                hs = hs.append(stmp);
            }
        }
        return String.valueOf(hs);
    }
}

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