mcs/class/System.Runtime.Remoting/System.Runtime.Remoting.Channels.Http/HttpChannel.cs

   1 //
   2 // System.Runtime.Remoting.Channels.Http.HttpChannel
   3 //
   4 // Summary:     Implements a wrapper class for HTTP client and server channels.
   5 //
   6 // Classes:    public HttpChannel
   7 //
   8 // Authors:
   9 //      Martin Willemoes Hansen (mwh@sysrq.dk)
  10 //              Ahmad Tantawy (popsito82@hotmail.com)
  11 //              Ahmad Kadry (kadrianoz@hotmail.com)
  12 //              Hussein Mehanna (hussein_mehanna@hotmail.com)
  13 //
  14 // (C) 2003 Martin Willemoes Hansen
  15 //
  16
  17 //
  18 // Permission is hereby granted, free of charge, to any person obtaining
  19 // a copy of this software and associated documentation files (the
  20 // "Software"), to deal in the Software without restriction, including
  21 // without limitation the rights to use, copy, modify, merge, publish,
  22 // distribute, sublicense, and/or sell copies of the Software, and to
  23 // permit persons to whom the Software is furnished to do so, subject to
  24 // the following conditions:
  25 //
  26 // The above copyright notice and this permission notice shall be
  27 // included in all copies or substantial portions of the Software.
  28 //
  29 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  30 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  31 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  32 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  33 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  34 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  35 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  36 //
  37
  38 using System;
  39 using System.Collections;
  40 using System.Runtime.Remoting.Messaging;
  41
  42 namespace System.Runtime.Remoting.Channels.Http
  43 {
  44         public class HttpChannel: BaseChannelWithProperties, IChannelReceiver,
  45                 IChannelSender, IChannel, IChannelReceiverHook
  46         {
  47                 private HttpServerChannel serverChannel;
  48                 private HttpClientChannel clientChannel;
  49                 private string channelName = "http";
  50                 private int channelPriority = 1;
  51                 private AggregateDictionary properties;
  52
  53                 public HttpChannel()
  54                 {
  55                         SetupChannel (new Hashtable(), null, null);
  56                 }
  57
  58                 public HttpChannel (int port)
  59                 {
  60                         Hashtable prop = new Hashtable();
  61                         prop["port"] = port;
  62                         SetupChannel(prop,null,null);
  63                 }
  64
  65                 public HttpChannel (IDictionary properties,IClientChannelSinkProvider clientSinkProvider,IServerChannelSinkProvider serverSinkProvider)
  66                 {
  67                         SetupChannel (properties,clientSinkProvider,serverSinkProvider);
  68                 }
  69
  70                 private void SetupChannel (IDictionary properties, IClientChannelSinkProvider clientSinkProvider, IServerChannelSinkProvider serverSinkProvider)
  71                 {
  72                         clientChannel = new HttpClientChannel (properties, clientSinkProvider);
  73                         serverChannel = new HttpServerChannel (properties, serverSinkProvider);
  74
  75                         object val = properties ["name"];
  76                         if (val != null) channelName = val as string;
  77
  78                         val = properties ["priority"];
  79                         if (val != null) channelPriority = Convert.ToInt32 (val);
  80
  81                         this.properties = new AggregateDictionary (new IDictionary[] {clientChannel, serverChannel});
  82                 }
  83
  84
  85                 //IChannel Members
  86                 public String ChannelName
  87                 {
  88                         get { return channelName; }
  89                 }
  90
  91                 public int ChannelPriority
  92                 {
  93                         get { return channelPriority; }
  94                 }
  95
  96                 public String Parse(String url, out String objectURI)
  97                 {
  98                         return HttpHelper.Parse(url, out objectURI);
  99                 }
 100
 101                 //IChannelSender Members
 102                 public IMessageSink CreateMessageSink(String url, Object remoteChannelData, out String objectURI)
 103                 {
 104                         return clientChannel.CreateMessageSink(url, remoteChannelData, out objectURI);
 105                 }
 106
 107                 //IChannelReciever Members
 108                 public String[] GetUrlsForUri(String objectURI)
 109                 {
 110                         return serverChannel.GetUrlsForUri(objectURI);
 111                 }
 112
 113                 public void StartListening(Object data)
 114                 {
 115                         serverChannel.StartListening(data);
 116                 }
 117
 118                 public void StopListening(Object data)
 119                 {
 120                         serverChannel.StopListening(data);
 121                 }
 122
 123                 public Object ChannelData
 124                 {
 125                         get { return serverChannel.ChannelData; }
 126                 }
 127
 128                 public String ChannelScheme
 129                 {
 130                         get { return "http"; }
 131                 }
 132
 133                 public bool WantsToListen
 134                 {
 135                         get { return serverChannel.WantsToListen; }
 136                         set { serverChannel.WantsToListen = value; }
 137                 }
 138
 139                 public IServerChannelSink ChannelSinkChain
 140                 {
 141                         get { return serverChannel.ChannelSinkChain; }
 142                 }
 143
 144                 public void AddHookChannelUri (String channelUri)
 145                 {
 146                         serverChannel.AddHookChannelUri (channelUri);
 147                 }
 148
 149                 public override object this [object key]
 150                 {
 151                         get { return properties[key]; }
 152                         set { properties[key] = value; }
 153                 }
 154
 155                 public override ICollection Keys
 156                 {
 157                         get { return properties.Keys; }
 158                 }
 159
 160                 public override IDictionary Properties
 161                 {
 162                         get { return properties; }
 163                 }
 164         }
 165 }