106 lines
		
	
	
		
			4.3 KiB
		
	
	
	
		
			C#
		
	
	
			
		
		
	
	
			106 lines
		
	
	
		
			4.3 KiB
		
	
	
	
		
			C#
		
	
	
| /*
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|  * Copyright (c) Contributors, http://opensimulator.org/
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|  * See CONTRIBUTORS.TXT for a full list of copyright holders.
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|  *
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|  * Redistribution and use in source and binary forms, with or without
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|  * modification, are permitted provided that the following conditions are met:
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|  *     * Redistributions of source code must retain the above copyright
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|  *       notice, this list of conditions and the following disclaimer.
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|  *     * Redistributions in binary form must reproduce the above copyright
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|  *       notice, this list of conditions and the following disclaimer in the
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|  *       documentation and/or other materials provided with the distribution.
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|  *     * Neither the name of the OpenSim Project nor the
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|  *       names of its contributors may be used to endorse or promote products
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|  *       derived from this software without specific prior written permission.
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|  *
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|  * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
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|  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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|  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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|  * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
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|  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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|  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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|  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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|  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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|  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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|  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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|  */
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| 
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| using System;
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| using System.IO;
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| using System.Net;
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| using System.Text;
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| using System.Xml;
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| using System.Xml.Serialization;
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| 
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| namespace OpenSim.Framework.Servers
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| {
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|     public delegate void ReturnResponse<T>(T reponse);
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| 
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|     /// <summary>
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|     /// Makes an asynchronous REST request with a callback to invoke with the response.
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|     /// </summary>
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|     public class RestObjectPosterResponse<TResponse>
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|     {
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| //        private static readonly log4net.ILog m_log
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| //            = log4net.LogManager.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
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| 
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|         public ReturnResponse<TResponse> ResponseCallback;
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| 
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|         public void BeginPostObject<TRequest>(string requestUrl, TRequest obj)
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|         {
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|             BeginPostObject("POST", requestUrl, obj);
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|         }
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| 
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|         public void BeginPostObject<TRequest>(string verb, string requestUrl, TRequest obj)
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|         {
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|             Type type = typeof (TRequest);
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| 
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|             WebRequest request = WebRequest.Create(requestUrl);
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|             request.Method = verb;
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|             request.ContentType = "text/xml";
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| 
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|             MemoryStream buffer = new MemoryStream();
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| 
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|             XmlWriterSettings settings = new XmlWriterSettings();
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|             settings.Encoding = Encoding.UTF8;
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| 
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|             using (XmlWriter writer = XmlWriter.Create(buffer, settings))
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|             {
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|                 XmlSerializer serializer = new XmlSerializer(type);
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|                 serializer.Serialize(writer, obj);
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|                 writer.Flush();
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|             }
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| 
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|             int length = (int) buffer.Length;
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|             request.ContentLength = length;
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| 
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|             Stream requestStream = request.GetRequestStream();
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|             requestStream.Write(buffer.ToArray(), 0, length);
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|             // IAsyncResult result = request.BeginGetResponse(AsyncCallback, request);
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|             request.BeginGetResponse(AsyncCallback, request);
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|         }
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| 
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|         private void AsyncCallback(IAsyncResult result)
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|         {
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|             WebRequest request = (WebRequest) result.AsyncState;
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|             using (WebResponse resp = request.EndGetResponse(result))
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|             {
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|                 TResponse deserial;
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|                 XmlSerializer deserializer = new XmlSerializer(typeof (TResponse));
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|                 Stream stream = resp.GetResponseStream();
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| 
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|                 // This is currently a bad debug stanza since it gobbles us the response...
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| //                StreamReader reader = new StreamReader(stream);
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| //                m_log.DebugFormat("[REST OBJECT POSTER RESPONSE]: Received {0}", reader.ReadToEnd());
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| 
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|                 deserial = (TResponse) deserializer.Deserialize(stream);
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| 
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|                 if (deserial != null && ResponseCallback != null)
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|                 {
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|                     ResponseCallback(deserial);
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|                 }
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|             }
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|         }
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|     }
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| }
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