using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Tool
{
    public class FileHelper
    {
        public void Transport(string file, string dst, string product)
        {
            string src;
            src = file;

            FileStream inFileStream = new FileStream(src, FileMode.Open);
            if (!Directory.Exists(dst))
            {
                Directory.CreateDirectory(dst);
            }
            dst = dst + "\\" + product;
            FileStream outFileStream = new FileStream(dst, FileMode.OpenOrCreate);
            try
            {
                byte[] buf = new byte[inFileStream.Length];

                int byteCount;

                while ((byteCount = inFileStream.Read(buf, 0, buf.Length)) > 0)
                {
                    outFileStream.Write(buf, 0, byteCount);
                }

                inFileStream.Flush();
                outFileStream.Flush();
            }
            finally
            {
                inFileStream.Close();
                outFileStream.Close();
            }

        }
    }
}