mcs/class/System/System.Net/WebAsyncResult.cs

   1 //
   2 // System.Net.WebAsyncResult
   3 //
   4 // Authors:
   5 //      Gonzalo Paniagua Javier (gonzalo@ximian.com)
   6 //
   7 // (C) 2003 Ximian, Inc (http://www.ximian.com)
   8 //
   9
  10 //
  11 // Permission is hereby granted, free of charge, to any person obtaining
  12 // a copy of this software and associated documentation files (the
  13 // "Software"), to deal in the Software without restriction, including
  14 // without limitation the rights to use, copy, modify, merge, publish,
  15 // distribute, sublicense, and/or sell copies of the Software, and to
  16 // permit persons to whom the Software is furnished to do so, subject to
  17 // the following conditions:
  18 //
  19 // The above copyright notice and this permission notice shall be
  20 // included in all copies or substantial portions of the Software.
  21 //
  22 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  23 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  24 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  25 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  26 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  27 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  28 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  29 //
  30
  31 using System.IO;
  32 using System.Threading;
  33
  34 namespace System.Net
  35 {
  36         class WebAsyncResult : SimpleAsyncResult
  37         {
  38                 int nbytes;
  39                 IAsyncResult innerAsyncResult;
  40                 HttpWebResponse response;
  41                 Stream writeStream;
  42                 byte [] buffer;
  43                 int offset;
  44                 int size;
  45                 public bool EndCalled;
  46                 public bool AsyncWriteAll;
  47                 public HttpWebRequest AsyncObject;
  48
  49                 public WebAsyncResult (AsyncCallback cb, object state)
  50                         : base (cb, state)
  51                 {
  52                 }
  53
  54                 public WebAsyncResult (HttpWebRequest request, AsyncCallback cb, object state)
  55                         : base (cb, state)
  56                 {
  57                         this.AsyncObject = request;
  58                 }
  59
  60                 public WebAsyncResult (AsyncCallback cb, object state, byte [] buffer, int offset, int size)
  61                         : base (cb, state)
  62                 {
  63                         this.buffer = buffer;
  64                         this.offset = offset;
  65                         this.size = size;
  66                 }
  67
  68                 internal void Reset ()
  69                 {
  70                         this.nbytes = 0;
  71                         this.response = null;
  72                         this.buffer = null;
  73                         this.offset = 0;
  74                         this.size = 0;
  75                         Reset_internal ();
  76                 }
  77
  78                 internal void SetCompleted (bool synch, int nbytes)
  79                 {
  80                         this.nbytes = nbytes;
  81                         SetCompleted_internal (synch);
  82                 }
  83
  84                 internal void SetCompleted (bool synch, Stream writeStream)
  85                 {
  86                         this.writeStream = writeStream;
  87                         SetCompleted_internal (synch);
  88                 }
  89
  90                 internal void SetCompleted (bool synch, HttpWebResponse response)
  91                 {
  92                         this.response = response;
  93                         SetCompleted_internal (synch);
  94                 }
  95
  96                 internal void DoCallback ()
  97                 {
  98                         DoCallback_internal ();
  99                 }
 100
 101                 internal int NBytes {
 102                         get { return nbytes; }
 103                         set { nbytes = value; }
 104                 }
 105
 106                 internal IAsyncResult InnerAsyncResult {
 107                         get { return innerAsyncResult; }
 108                         set { innerAsyncResult = value; }
 109                 }
 110
 111                 internal Stream WriteStream {
 112                         get { return writeStream; }
 113                 }
 114
 115                 internal HttpWebResponse Response {
 116                         get { return response; }
 117                 }
 118
 119                 internal byte [] Buffer {
 120                         get { return buffer; }
 121                 }
 122
 123                 internal int Offset {
 124                         get { return offset; }
 125                 }
 126
 127                 internal int Size {
 128                         get { return size; }
 129                 }
 130         }
 131 }
 132