//
// System.Runtime.Remoting.Channels.Simple.SimpleServerChannel.cs
//
// Author: Dietmar Maurer (dietmar@ximian.com)
//
// 2002 (C) Copyright, Ximian, Inc.
//
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
using System.Collections;
using System.Runtime.Remoting.Messaging;
using System.Text.RegularExpressions;
using System.Net.Sockets;
using System.Net;
using System.Threading;
using System.IO;
namespace System.Runtime.Remoting.Channels.Simple{
public class SimpleServerChannel : IChannelReceiver, IChannel
{
int port = 0;
string name = "simple";
string host;
int priority = 1;
Thread server_thread = null;
TcpListener listener;
SimpleServerTransportSink sink;
ChannelDataStore channel_data;
void Init (IServerChannelSinkProvider provider) {
if (provider == null) {
provider = new SimpleServerFormatterSinkProvider ();
}
IServerChannelSink next_sink = ChannelServices.CreateServerChannelSinkChain (provider, this);
host = Dns.GetHostByName(Dns.GetHostName()).HostName;
string [] uris = null;
if (port != 0) {
uris = new String [1];
uris [0] = GetChannelUri ();
}
channel_data = new ChannelDataStore (uris);;
sink = new SimpleServerTransportSink (next_sink);
listener = new TcpListener (port);
StartListening (null);
}
public SimpleServerChannel (int port)
{
this.port = port;
Init (null);
}
public SimpleServerChannel (IDictionary properties,
IServerChannelSinkProvider serverSinkProvider)
{
port = (int)properties ["port"];
Init (serverSinkProvider);
}
public SimpleServerChannel (string name, int port,
IServerChannelSinkProvider serverSinkProvider)
{
name = name;
this.port = port;
Init (serverSinkProvider);
}
public SimpleServerChannel (string name, int port)
{
name = name;
this.port = port;
Init (null);
}
public object ChannelData
{
get {
return channel_data;
}
}
public string ChannelName
{
get {
return name;
}
}
public int ChannelPriority
{
get {
return priority;
}
}
string GetChannelUri ()
{
return "simple://" + host + ":" + port;
}
public string[] GetUrlsForUri (string uri)
{
string [] chnl_uris = channel_data.ChannelUris;
if (uri.IndexOf ('/') != 0)
uri = "/" + uri;
string [] result = new String [chnl_uris.Length];
for (int i = 0; i < chnl_uris.Length; i++) {
result [i] = chnl_uris [i] + uri;
}
return result;
}
public string Parse (string url, out string objectURI)
{
int port;
string host = SimpleChannel.ParseSimpleURL (url, out objectURI, out port);
return GetChannelUri ();
}
void WaitForConnections ()
{
TcpClient client = listener.AcceptTcpClient ();
Stream network_stream = client.GetStream ();
while (true) {
sink.InternalProcessMessage (network_stream);
}
}
public void StartListening (object data)
{
if (server_thread == null) {
listener.Start ();
if (port == 0) {
port = ((IPEndPoint)listener.LocalEndpoint).Port;
channel_data.ChannelUris = new String [1];
channel_data.ChannelUris [0] = GetChannelUri ();
}
server_thread = new Thread (new ThreadStart (WaitForConnections));
server_thread.Start ();
}
}
public void StopListening (object data)
{
if (server_thread != null) {
server_thread.Abort ();
server_thread = null;
listener.Stop ();
}
}
}
}
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