FtpWebResponse.cs :  » 2.6.4-mono-.net-core » System.Net » System » Net » C# / CSharp Open Source

//
// System.Net.FtpWebResponse.cs
//
// Authors:
//  Carlos Alberto Cortez (calberto.cortez@gmail.com)
//
// (c) Copyright 2006 Novell, Inc. (http://www.novell.com)
//

using System;
using System.IO;
using System.Runtime.Serialization;
using System.Net;

#if NET_2_0

namespace System.Net{
  public class FtpWebResponse : WebResponse
  {
    Stream stream;
    Uri uri;
    FtpStatusCode statusCode;
    DateTime lastModified = DateTime.MinValue;
    string bannerMessage = String.Empty;
    string welcomeMessage = String.Empty;
    string exitMessage = String.Empty;
    string statusDescription;
    string method;
    //bool keepAlive;
    bool disposed;
    FtpWebRequest request;
    internal long contentLength = -1;
    
    internal FtpWebResponse (FtpWebRequest request, Uri uri, string method, bool keepAlive)
    {
      this.request = request;
      this.uri = uri;
      this.method = method;
      //this.keepAlive = keepAlive;
    }

    internal FtpWebResponse (FtpWebRequest request, Uri uri, string method, FtpStatusCode statusCode, string statusDescription)
    {
      this.request = request;
      this.uri = uri;
      this.method = method;
      this.statusCode = statusCode;
      this.statusDescription = statusDescription;
    }

    internal FtpWebResponse (FtpWebRequest request, Uri uri, string method, FtpStatus status) :
      this (request, uri, method, status.StatusCode, status.StatusDescription)
    {
    }
    
    public override long ContentLength {
      get {
        return contentLength;
      }
    }

    public override WebHeaderCollection Headers {
      get {
        return new WebHeaderCollection ();
      }
    }

    public override Uri ResponseUri {
      get {
        return uri;
      }
    }

    public DateTime LastModified {
      get {
        return lastModified;
      }
      internal set {
        lastModified = value;
      }
    }

    public string BannerMessage {
      get {
        return bannerMessage;
      }
      internal set {
        bannerMessage = value;
      }
    }
    
    public string WelcomeMessage {
      get {
        return welcomeMessage;
      }
      internal set {
        welcomeMessage = value;
      }
    }

    public string ExitMessage {
      get {
        return exitMessage;
      }
      internal set {
        exitMessage = value;
      }
    }

    public FtpStatusCode StatusCode {
      get {
        return statusCode;
      }
      private set {
        statusCode = value;
      }
    }

    public string StatusDescription {
      get {
        return statusDescription;
      }
      private set {
        statusDescription = value;
      }
    }
    
    public override void Close ()
    {
      if (disposed)
        return;
      
      disposed = true;
      if (stream != null) {
        stream.Close ();
        if (stream == Stream.Null)
          request.OperationCompleted ();
      }
      stream = null;
    }

    public override Stream GetResponseStream ()
    {
      if (stream == null)
        return Stream.Null; // After a STOR we get this
      
      if (method != WebRequestMethods.Ftp.DownloadFile &&
          method != WebRequestMethods.Ftp.ListDirectory)
        CheckDisposed ();
      
      return stream;
    }

    internal Stream Stream {
      set {
        stream = value;
      }

      get { return stream; }
    }

    internal void UpdateStatus (FtpStatus status) {
      statusCode = status.StatusCode;
      statusDescription = status.StatusDescription;
    }

    void CheckDisposed ()
    {
      if (disposed)
        throw new ObjectDisposedException (GetType ().FullName);
    }

    internal bool IsFinal () {
      return ((int) statusCode >= 200);
    }
  }
}

#endif