mcs/class/System/System.Net/FtpWebResponse.cs

   1 //
   2 // System.Net.FtpWebResponse.cs
   3 //
   4 // Authors:
   5 //      Carlos Alberto Cortez (calberto.cortez@gmail.com)
   6 //
   7 // (c) Copyright 2006 Novell, Inc. (http://www.novell.com)
   8 //
   9
  10 using System;
  11 using System.IO;
  12 using System.Runtime.Serialization;
  13 using System.Net;
  14
  15 #if NET_2_0
  16
  17 namespace System.Net
  18 {
  19         public class FtpWebResponse : WebResponse
  20         {
  21                 Stream stream;
  22                 Uri uri;
  23                 FtpStatusCode statusCode;
  24                 DateTime lastModified = DateTime.MinValue;
  25                 string bannerMessage = String.Empty;
  26                 string welcomeMessage = String.Empty;
  27                 string exitMessage = String.Empty;
  28                 string statusDescription;
  29                 string method;
  30                 //bool keepAlive;
  31                 bool disposed;
  32                 internal long contentLength = -1;
  33
  34                 internal FtpWebResponse (Uri uri, string method, bool keepAlive)
  35                 {
  36                         this.uri = uri;
  37                         this.method = method;
  38                         //this.keepAlive = keepAlive;
  39                 }
  40
  41                 internal FtpWebResponse (Uri uri, string method, FtpStatusCode statusCode, string statusDescription) {
  42                         this.uri = uri;
  43                         this.method = method;
  44                         this.statusCode = statusCode;
  45                         this.statusDescription = statusDescription;
  46                 }
  47
  48                 internal FtpWebResponse (Uri uri, string method, FtpStatus status) :
  49                         this (uri, method, status.StatusCode, status.StatusDescription)
  50                 {
  51                 }
  52
  53                 public override long ContentLength {
  54                         get {
  55                                 return contentLength;
  56                         }
  57                 }
  58
  59                 public override WebHeaderCollection Headers {
  60                         get {
  61                                 return new WebHeaderCollection ();
  62                         }
  63                 }
  64
  65                 public override Uri ResponseUri {
  66                         get {
  67                                 return uri;
  68                         }
  69                 }
  70
  71                 public DateTime LastModified {
  72                         get {
  73                                 return lastModified;
  74                         }
  75                         internal set {
  76                                 lastModified = value;
  77                         }
  78                 }
  79
  80                 public string BannerMessage {
  81                         get {
  82                                 return bannerMessage;
  83                         }
  84                         internal set {
  85                                 bannerMessage = value;
  86                         }
  87                 }
  88
  89                 public string WelcomeMessage {
  90                         get {
  91                                 return welcomeMessage;
  92                         }
  93                         internal set {
  94                                 welcomeMessage = value;
  95                         }
  96                 }
  97
  98                 public string ExitMessage {
  99                         get {
 100                                 return exitMessage;
 101                         }
 102                         internal set {
 103                                 exitMessage = value;
 104                         }
 105                 }
 106
 107                 public FtpStatusCode StatusCode {
 108                         get {
 109                                 return statusCode;
 110                         }
 111                         private set {
 112                                 statusCode = value;
 113                         }
 114                 }
 115
 116                 public string StatusDescription {
 117                         get {
 118                                 return statusDescription;
 119                         }
 120                         private set {
 121                                 statusDescription = value;
 122                         }
 123                 }
 124
 125                 public override void Close ()
 126                 {
 127                         if (disposed)
 128                                 return;
 129
 130                         disposed = true;
 131                         if (stream != null)
 132                                 stream.Close ();
 133                         stream = null;
 134                 }
 135
 136                 public override Stream GetResponseStream ()
 137                 {
 138                         if (stream == null) {
 139                                 throw new InvalidOperationException ();
 140                         }
 141
 142                         if (method != WebRequestMethods.Ftp.DownloadFile &&
 143                                         method != WebRequestMethods.Ftp.ListDirectory)
 144                                 CheckDisposed ();
 145
 146                         return stream;
 147                 }
 148
 149                 internal Stream Stream {
 150                         set {
 151                                 stream = value;
 152                         }
 153
 154                         get { return stream; }
 155                 }
 156
 157                 internal void UpdateStatus (FtpStatus status) {
 158                         statusCode = status.StatusCode;
 159                         statusDescription = status.StatusDescription;
 160                 }
 161
 162                 void CheckDisposed ()
 163                 {
 164                         if (disposed)
 165                                 throw new ObjectDisposedException (GetType ().FullName);
 166                 }
 167
 168                 internal bool IsFinal () {
 169                         return ((int) statusCode >= 200);
 170                 }
 171         }
 172 }
 173
 174 #endif
 175