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path: root/OpenSim/Framework/Communications/Capabilities/LLSDStreamHandler.cs
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/*
* 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:
*     * Redistributions of source code must retain the above copyright
*       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;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
* 
*/

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

namespace OpenSim.Region.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)
        {
            //Encoding encoding = Encoding.UTF8;
            //StreamReader streamReader = new StreamReader(request, false);

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

            libsecondlife.StructuredData.LLSDMap hash = (libsecondlife.StructuredData.LLSDMap) 
                libsecondlife.StructuredData.LLSDParser.DeserializeXml(new XmlTextReader(request));
            TRequest llsdRequest = new TRequest();
            LLSDHelpers.DeserialiseLLSDMap(hash, llsdRequest);

            TResponse response = m_method(llsdRequest);

            Encoding encoding = new UTF8Encoding(false);

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