Java String XOR Decode xorDecode(String data, String key)

Description

xor Decode

License

Open Source License

Declaration

public static String xorDecode(String data, String key) 

Method Source Code

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

public class Main {
    public static String xorDecode(String data, String key) {
        byte m_cData[] = data.getBytes();
        byte m_cKey[] = key.getBytes();
        int keyPointer = 0;
        byte keyPointerAdd = 0;
        for (int i = 0; i < m_cData.length; i++) {
            keyPointerAdd = m_cData[i];/*  ww w .  ja  v a 2  s . co  m*/
            m_cData[i] ^= m_cKey[keyPointer];
            keyPointer += keyPointerAdd;
            keyPointer %= m_cKey.length;
        }
        return new String(m_cData);
    }
}

Related

1. XORdecode(String res, String key)