OpenSim-Test/OpenSim/Framework/Servers/HttpServer/BaseStreamHandler.cs

/*
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 * See CONTRIBUTORS.TXT for a full list of copyright holders.
 *
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 * modification, are permitted provided that the following conditions are met:
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 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
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 *       names of its contributors may be used to endorse or promote products
 *       derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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 */

using System.IO;

namespace OpenSim.Framework.Servers.HttpServer
{
    /// <summary>
    /// Base streamed request handler.
    /// </summary>
    /// <remarks>
    /// Inheriting classes should override ProcessRequest() rather than Handle()
    /// </remarks>
    public abstract class BaseStreamHandler : BaseRequestHandler, IStreamedRequestHandler
    {
        protected BaseStreamHandler(string httpMethod, string path) : this(httpMethod, path, null, null) {}

        protected BaseStreamHandler(string httpMethod, string path, string name, string description)
            : base(httpMethod, path, name, description) {}

        public virtual byte[] Handle(
            string path, Stream request, IOSHttpRequest httpRequest, IOSHttpResponse httpResponse)
        {
            RequestsReceived++;

            byte[] result = ProcessRequest(path, request, httpRequest, httpResponse);

            RequestsHandled++;

            return result;
        }

        protected virtual byte[] ProcessRequest(
            string path, Stream request, IOSHttpRequest httpRequest, IOSHttpResponse httpResponse)
        {
            return null;
        }
    }
}