public class Cmd
{
/// <summary>
/// 执行Cmd命令
/// </summary>
/// <param name="workingDirectory">要启动的进程的目录</param>
/// <param name="command">要执行的命令</param>
public static void StartCmd(String workingDirectory, String command)
{
Process p = new Process();
p.StartInfo.FileName = "cmd.exe";
p.StartInfo.WorkingDirectory = workingDirectory;
p.StartInfo.UseShellExecute = false;
p.StartInfo.RedirectStandardInput = true;
p.StartInfo.RedirectStandardOutput = true;
p.StartInfo.RedirectStandardError = true;
p.StartInfo.CreateNoWindow = true;
p.Start();
p.StandardInput.WriteLine(command);
Thread.Sleep(10000);
//p.StandardInput.WriteLine("exit");
}
public static void StartCmd()
{
Process p = new Process();
p.StartInfo.FileName = "cmd.exe";
p.StartInfo.UseShellExecute = false;
p.StartInfo.RedirectStandardInput = true;
p.StartInfo.RedirectStandardOutput = true;
p.StartInfo.RedirectStandardError = true;
p.StartInfo.CreateNoWindow = true;
p.Start();
p.StandardInput.WriteLine("net stop mysql");
Thread.Sleep(5000);
p.StandardInput.WriteLine("net start mysql");
Thread.Sleep(5000);
p.StandardInput.WriteLine("exit");
}
}

public static bool BackUp(string backupPath)
{
try
{
//构建执行的命令
StringBuilder sbcommand = new StringBuilder();
sbcommand.AppendFormat("mysqldump -f -l -q -uroot -proot Sciendox50 -r \"{0}\"", backupPath);
String command = sbcommand.ToString();
//获取mysqldump.exe所在路径
String appDirecroty = @"C:\Program Files\MySQL\MySQL Server 5.5\bin\";
Cmd.StartCmd(appDirecroty, command);
Cmd.StartCmd();//重启mysql服务
MessageBox.Show(@"数据库已成功备份到 " + backupPath + " 文件中", "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
return true;
}
catch (Exception)
{
MessageBox.Show("数据库备份失败！");
return false;
}
}

/// <summary>
/// 数据还原
/// </summary>
/// <param name="FilePath">文件路径</param>
/// <returns></returns>
public static bool RestoreDB(string FilePath)
{
try
{
StringBuilder sbcommand = new StringBuilder();
//在文件路径后面加上""避免空格出现异常
sbcommand.AppendFormat("mysql -uroot -proot Sciendox50 <\"{0}\"", FilePath);
String command = sbcommand.ToString();
//获取mysql.exe所在路径
String appDirecroty = @"C:\Program Files\MySQL\MySQL Server 5.5\bin\";
DialogResult result = MessageBox.Show("您是否真的想覆盖以前的数据库吗？那么以前的数据库数据将丢失！！！", "警告", MessageBoxButtons.YesNo, MessageBoxIcon.Warning);
if (result == DialogResult.Yes)
{
Cmd.StartCmd(appDirecroty, command);
Cmd.StartCmd();//重启mysql服务
MessageBox.Show("数据库还原成功！");
return true;
}
return false;
}
catch (Exception)
{
MessageBox.Show("数据库还原失败！");
return false;
}
}