opensim/OpenSim/Framework/Communications/Capabilities/LLSDStreamHandler.cs

/*
 * Copyright (c) Contributors, http://opensimulator.org/
 * See CONTRIBUTORS.TXT for a full list of copyright holders.
 *
 * Redistribution and use in source and binary forms, with or without
 * 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.
 *     * Neither the name of the OpenSim Project nor the
 *       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
 * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

using System.Collections;
using System.IO;
using System.Text;
using OpenSim.Framework.Servers;

namespace OpenSim.Framework.Communications.Capabilities
{
    public class LLSDStreamhandler<TRequest, TResponse> : BaseStreamHandler
        where TRequest : new()
    {
        private LLSDMethod<TRequest, TResponse> m_method;

        public LLSDStreamhandler(string httpMethod, string path, LLSDMethod<TRequest, TResponse> method)
            : base(httpMethod, path)
        {
            m_method = method;
        }

        public override byte[] Handle(string path, Stream request,
                                      OSHttpRequest httpRequest, OSHttpResponse httpResponse)
        {
            //Encoding encoding = Encoding.UTF8;
            //StreamReader streamReader = new StreamReader(request, false);

            //string requestBody = streamReader.ReadToEnd();
            //streamReader.Close();

            // OpenMetaverse.StructuredData.OSDMap hash = (OpenMetaverse.StructuredData.OSDMap)
            //    OpenMetaverse.StructuredData.LLSDParser.DeserializeXml(new XmlTextReader(request));

            Hashtable hash = (Hashtable) LLSD.LLSDDeserialize(request);
            TRequest llsdRequest = new TRequest();
            LLSDHelpers.DeserialiseOSDMap(hash, llsdRequest);

            TResponse response = m_method(llsdRequest);

            Encoding encoding = new UTF8Encoding(false);

            return encoding.GetBytes(LLSDHelpers.SerialiseLLSDReply(response));
        }
    }
}