【C#】调用DOS命令

public interface IRunConsole
    {
        void Run();
    }

public abstract class RunConsole:IRunConsole
    {
        public abstract string[] Args { get; }
        public abstract string FileName { get; }//CMD
        public string result;
        public string error;
        public virtual int WaitExitedTime {
            get {
                return 60000;
            }
        }
        #region IRunConsole 成员

        public void Run()
        {
            using(System.Diagnostics.Process process = new System.Diagnostics.Process()){
                process.StartInfo = new System.Diagnostics.ProcessStartInfo(FileName)
                {
                    RedirectStandardOutput=true,
                    RedirectStandardInput=true,
                    CreateNoWindow=true,
                    UseShellExecute=false,
                    RedirectStandardError = true
                };
                process.Start();
                foreach (string arg in Args) {
                    process.StandardInput.WriteLine(arg);
                }
                
                process.StandardInput.WriteLine(@"exit");
                process.WaitForExit();
                this.result = process.StandardOutput.ReadToEnd();
                this.error = process.StandardError.ReadToEnd();
                process.Close();
                if (!string.IsNullOrEmpty(this.error)) {
                    throw new Exception(this.error);
                }
            }
        }

        #endregion
    }

public class RunDelDirectory : RunConsole
    {
        public string DirPath
        {
            get;
            set;
        }
        public override string[] Args
        {
            get {
                return new string[]{
                  string.Format("rd /s/q {0}",this.DirPath)  
                };
            }
        }

        public override string FileName
        {
            get { return "cmd"; }
        }
    }