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HttpRouter.cs
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56 lines (45 loc) · 1.87 KB
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/*
* Copyright (C) 2011 uhttpsharp project - http://github.com/raistlinthewiz/uhttpsharp
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
using System;
using System.Collections.Generic;
using System.Threading.Tasks;
namespace uhttpsharp.Handlers
{
public class HttpRouter : IHttpRequestHandler
{
private readonly IDictionary<string, IHttpRequestHandler> _handlers = new Dictionary<string, IHttpRequestHandler>(StringComparer.InvariantCultureIgnoreCase);
public HttpRouter With(string function, IHttpRequestHandler handler)
{
_handlers.Add(function, handler);
return this;
}
public Task Handle(IHttpContext context, Func<Task> nextHandler)
{
string function = string.Empty;
if (context.Request.RequestParameters.Length > 0)
{
function = context.Request.RequestParameters[0];
}
IHttpRequestHandler value;
if (_handlers.TryGetValue(function, out value))
{
return value.Handle(context, nextHandler);
}
// Route not found, Call next.
return nextHandler();
}
}
}