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using System;
using System.IO;
using System.Net;
using System.Text;
using System.Xml;
using System.Xml.Serialization;
namespace OpenSim.Framework.Servers
{
public delegate void ReturnResponse<T>(T reponse);
public class RestObjectPosterResponse<TResponse>
{
public ReturnResponse<TResponse> ResponseCallback;
public void BeginPostObject<TRequest>(string requestUrl, TRequest obj)
{
BeginPostObject("POST", requestUrl, obj);
}
public void BeginPostObject<TRequest>(string verb, string requestUrl, TRequest obj)
{
Type type = typeof(TRequest);
WebRequest request = WebRequest.Create(requestUrl);
request.Method = verb;
request.ContentType = "text/xml";
MemoryStream buffer = new MemoryStream();
XmlWriterSettings settings = new XmlWriterSettings();
settings.Encoding = Encoding.UTF8;
using (XmlWriter writer = XmlWriter.Create(buffer, settings))
{
XmlSerializer serializer = new XmlSerializer(type);
serializer.Serialize(writer, obj);
writer.Flush();
}
int length = (int)buffer.Length;
request.ContentLength = length;
Stream requestStream = request.GetRequestStream();
requestStream.Write(buffer.ToArray(), 0, length);
IAsyncResult result = request.BeginGetResponse(AsyncCallback, request);
}
private void AsyncCallback(IAsyncResult result)
{
WebRequest request = (WebRequest)result.AsyncState;
using (WebResponse resp = request.EndGetResponse(result))
{
TResponse deserial;
XmlSerializer deserializer = new XmlSerializer(typeof(TResponse));
deserial = (TResponse)deserializer.Deserialize(resp.GetResponseStream());
if (deserial != null && ResponseCallback != null)
{
ResponseCallback(deserial);
}
}
}
}
}
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