/
PersistentConnectionHandler.cs
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/
PersistentConnectionHandler.cs
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// Copyright (c) Microsoft Open Technologies, Inc. All rights reserved. See License.md in the project root for license information.
using System;
using System.Collections.Generic;
using System.Threading.Tasks;
using Microsoft.AspNet.SignalR.Hosting;
namespace Microsoft.AspNet.SignalR.Owin.Handlers
{
using AppFunc = Func<IDictionary<string, object>, Task>;
public class PersistentConnectionHandler
{
private readonly AppFunc _next;
private readonly string _path;
private readonly Type _connectionType;
private readonly ConnectionConfiguration _configuration;
public PersistentConnectionHandler(AppFunc next, string path, Type connectionType, ConnectionConfiguration configuration)
{
_next = next;
_path = path;
_connectionType = connectionType;
_configuration = configuration;
}
public Task Invoke(IDictionary<string, object> environment)
{
var path = environment.Get<string>(OwinConstants.RequestPath);
if (path == null || !path.StartsWith(_path, StringComparison.OrdinalIgnoreCase))
{
return _next(environment);
}
var connectionFactory = new PersistentConnectionFactory(_configuration.Resolver);
var connection = connectionFactory.CreateInstance(_connectionType);
var handler = new CallHandler(_configuration, connection);
return handler.Invoke(environment);
}
}
}