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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 OpenSimulator 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;
using System.IO;
using System.Net;
using System.Text;
using System.Xml;
using System.Xml.Serialization;
namespace OpenSim.Framework.Servers.HttpServer
{
public class SynchronousRestObjectPoster
{
[Obsolete]
public static TResponse BeginPostObject<TRequest, TResponse>(string verb, string requestUrl, TRequest obj)
{
return SynchronousRestObjectRequester.MakeRequest<TRequest, TResponse>(verb, requestUrl, obj);
}
}
public class SynchronousRestObjectRequester
{
/// <summary>
/// Perform a synchronous REST request.
/// </summary>
/// <param name="verb"></param>
/// <param name="requestUrl"></param>
/// <param name="obj"> </param>
/// <returns></returns>
///
/// <exception cref="System.Net.WebException">Thrown if we encounter a network issue while posting
/// the request. You'll want to make sure you deal with this as they're not uncommon</exception>
public static TResponse MakeRequest<TRequest, TResponse>(string verb, string requestUrl, TRequest obj)
{
Type type = typeof (TRequest);
TResponse deserial = default(TResponse);
WebRequest request = WebRequest.Create(requestUrl);
request.Method = verb;
if ((verb == "POST") || (verb == "PUT"))
{
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 = null;
try
{
requestStream = request.GetRequestStream();
requestStream.Write(buffer.ToArray(), 0, length);
}
catch (Exception)
{
return deserial;
}
finally
{
if (requestStream != null)
requestStream.Close();
}
}
try
{
using (WebResponse resp = request.GetResponse())
{
if (resp.ContentLength > 0)
{
Stream respStream = resp.GetResponseStream();
XmlSerializer deserializer = new XmlSerializer(typeof(TResponse));
deserial = (TResponse)deserializer.Deserialize(respStream);
respStream.Close();
}
}
}
catch (System.InvalidOperationException)
{
// This is what happens when there is invalid XML
}
return deserial;
}
}
}
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