hexstringparser.java

短信平台CMPP30 的JAVA程序,(含SQL数据库)

// Decompiled by Jad v1.5.7g. Copyright 2000 Pavel Kouznetsov.
// Jad home page: http://www.geocities.com/SiliconValley/Bridge/8617/jad.html
// Decompiler options: packimports(3) fieldsfirst ansi 
// Source File Name:   HexStringParser.java

package com.cmpp3_0.util;

import java.io.PrintStream;

public class HexStringParser
{

    public HexStringParser()
    {
    }

    public static byte[] HexStringToBytes(String hs)
    {
        if((hs.indexOf("0x") == 0 || hs.indexOf("0X") == 0) && hs.length() % 2 == 0)
        {
            hs = hs.substring(2);
            int count = hs.length() / 2;
            byte res[] = new byte[count];
            for(int i = 0; i < count; i++)
            {
                String temp = hs.substring(0, 2);
                byte t = (byte)Integer.parseInt(temp, 16);
                res[i] = (byte)(t & 0xff);
                res[i] = t;
                hs = hs.substring(2);
            }

            return res;
        } else
        {
            return null;
        }
    }

    public static String byte2hex(byte b[])
    {
        String hs = "";
        String stmp = "";
        for(int n = 0; n < b.length; n++)
        {
            stmp = Integer.toHexString(b[n] & 0xff);
            if(stmp.length() == 1)
                hs = hs + "0" + stmp;
            else
                hs = hs + stmp;
        }

        hs = "0x" + hs.toUpperCase();
        return hs;
    }

    public static void main(String args[])
    {
        String hexString = "0x0605041583158300480E011F07C00FC1F003E0F820FC20107E08041F044E03902700E409C07234016D9A6C59B6802C09B092446C22490D900890904400220909103C01E89E7E7917803C43E015208104A807C284100A40A502500821855008408102100AA1841008407E0210082143E0102000040807C230006018381806000C0D01800600600180B0";
        byte temp[] = HexStringToBytes(hexString);
        System.out.println(byte2hex(temp));
    }
}