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changement de candidat à l'investissement

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Paul Schneider 2017-01-26 11:04:03 +01:00
commit be3087fff6
351 changed files with 359 additions and 497 deletions
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BookAStar/BookAStar.Droid/Helpers/SimpleJsonPostMethod.cs
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//
// PostJson.cs
//
// Author:
// Paul Schneider <paulschneider@free.fr>
//
// Copyright (c) 2015 Paul Schneider
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
using System.Net;
using System.IO;
using System.Json;
using System.Threading.Tasks;
using Newtonsoft.Json;
using System;
using System.Diagnostics;
using BookAStar;
namespace Yavsc.Helpers
{
/// <summary>
/// Simple json post method.
/// </summary>
public class SimpleJsonPostMethod : IDisposable
{
private HttpWebRequest request=null;
/// <summary>
/// Initializes a new instance of the Yavsc.Helpers.SimpleJsonPostMethod class.
/// </summary>
/// <param name="pathToMethod">Path to method.</param>
public SimpleJsonPostMethod (string pathToMethod, string authorizationHeader = null)
{
request = (HttpWebRequest) WebRequest.Create ($"{BasePath}/{pathToMethod}");
request.Method = "POST";
request.Accept = "application/json";
request.ContentType = "application/json";
request.SendChunked = true;
request.TransferEncoding = "UTF-8";
if (authorizationHeader!=null)
request.Headers.Add($"Authorization: {authorizationHeader}");
}
public static string BasePath { get; private set; } = Constants.YavscApiUrl;
public void Dispose()
{
request.Abort();
}
/// <summary>
/// Invoke the specified query.
/// </summary>
/// <param name="query">Query.</param>
public TAnswer Invoke<TAnswer>(object query)
{
using (Stream streamQuery = request.GetRequestStream()) {
using (StreamWriter writer = new StreamWriter(streamQuery)) {
writer.Write (JsonConvert.SerializeObject(query));
}}
TAnswer ans = default (TAnswer);
using (WebResponse response = request.GetResponse ()) {
using (Stream responseStream = response.GetResponseStream ()) {
using (StreamReader rdr = new StreamReader (responseStream)) {
ans = (TAnswer) JsonConvert.DeserializeObject<TAnswer> (rdr.ReadToEnd ());
}
}
response.Close();
}
return ans;
}
public async Task<JsonValue> InvokeJson(object query)
{
JsonValue jsonDoc = null;
try
{
using (Stream streamQuery = request.GetRequestStream())
{
using (StreamWriter writer = new StreamWriter(streamQuery))
{
writer.Write(JsonConvert.SerializeObject(query));
}
}
using (WebResponse response = request.GetResponse())
{
using (Stream stream = response.GetResponseStream())
{
if (stream.Length > 0)
jsonDoc = await Task.Run(() => JsonObject.Load(stream));
}
response.Close();
}
}
catch (WebException ex)
{
// TODO err logging
Debug.Print($"Web request failed: {request.ToString()}\n" + ex.ToString());
}
catch (Exception ex)
{
Debug.Print($"Web request failed: {request.ToString()}\n" + ex.ToString());
}
return jsonDoc;
}
}
}