Java Hex Calculate toHex(byte[] bytes)

Description

to Hex

License

Open Source License

Declaration

public static String toHex(byte[] bytes) 

Method Source Code

//package com.java2s;
//License from project: Open Source License 

public class Main {
    public static String toHex(byte[] bytes) {
        return toHex(bytes, 0, bytes.length);
    }/* w w  w.  jav a  2s . c  om*/

    public static String toHex(byte[] bytes, int offset, int length) {
        StringBuilder sb = new StringBuilder();
        for (int i = offset; i < offset + length; i++) {
            String s = Integer.toHexString(bytes[i] & 0xff);
            if (s.length() == 1) {
                sb.append('0');
            }
            sb.append(s);
        }
        return sb.toString();
    }

    public static String toHex(byte b) {
        String s = Integer.toHexString(b & 0xff);
        if (s.length() == 1) {
            return "0" + s;
        }
        return s;
    }
}

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