C#实现FTP方式文件上传

上官269

class SoftUpdate
{
//文件上传
public static void FileUpLoad()
{
try
{
XmlParse serverXmlParse = new XmlParse(Application.StartupPath + @"\UpdateList.xml");
string url = serverXmlParse.GetNodeValue("AutoUpdater/Updater/Url").ToString().Trim();
//  WebClient server = new WebClient();
try
{
//上传文件
XmlNode node = serverXmlParse.getNode("AutoUpdater/Updater/LastUpdateTime");
//修改xml时间结点的值
node.InnerText = DateTime.Now.Date.ToString("yyyy-MM-dd").ToString().Trim();
FtpWebRequest reqFTP=null;
Stream stream =null;
//待上传的文件 （全路径）
string xmlPath = Application.StartupPath + @"\UpdateList.xml";
string databaseFilePath = Application.StartupPath + @"\ExamSystem.mdf";
//获取连接FTP的账户
string ftpAccount = serverXmlParse.GetNodeValue("AutoUpdater/ftp/account").ToString().Trim();
//获取连接FTP的密码
string ftpPassword = serverXmlParse.GetNodeValue("AutoUpdater/ftp/password").ToString().Trim();
try
{
FileInfo fileInfo = new FileInfo(xmlPath);
FileStream fs = fileInfo.OpenRead();
long length = fs.Length;   
reqFTP = (FtpWebRequest)FtpWebRequest.Create(new Uri(url+fileInfo.Name));
//设置连接到FTP的帐号密码
reqFTP.Credentials = new NetworkCredential(ftpAccount, ftpPassword);
//设置请求完成后是否保持连接
reqFTP.KeepAlive = false;
//指定执行命令
reqFTP.Method = WebRequestMethods.Ftp.UploadFile;
//指定数据传输类型
reqFTP.UseBinary = true;
stream = reqFTP.GetRequestStream();
//设置缓冲大小
int BufferLength = 5120;
byte[] b = new byte[BufferLength];
int i;
while ((i = fs.Read(b, 0, BufferLength)) > 0)
{
stream.Write(b, 0, i);
}
stream.Close();
stream.Dispose();   
MessageBox.Show("文件上传成功", "温馨提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
catch (Exception ex)
{
MessageBox.Show("上传文件失败错误为" + ex.Message, "温馨提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
stream.Close();
stream.Dispose();
}
finally
{
}
}
catch (Exception ex)
{
MessageBox.Show("上传文件失败错误为"+ex.Message, "温馨提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
finally
{
}
}
catch (Exception ex)
{
MessageBox.Show("上传文件失败错误为"+ex.Message, "温馨提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
}
}