private void SetProxy(TimeoutWebClient <T> wc)
{
if (mProxy != null)
{
wc.Proxy = mProxy;
}
}
protected void DownloadAsync(SettingsBase settings, object userArgs)
{
if (settings == null)
{
throw new ArgumentNullException("settings", "The settings for downloading with " + this.GetType().Name + " are null.");
}
TimeoutWebClient <T> wc = new TimeoutWebClient <T>(mTimeout);
wc.AsyncDownloadCompleted += this.AsyncDownload_Completed;
mWebClients.Add(wc);
wc.DownloadAsync(settings, userArgs);
}
protected Response<T> Download(SettingsBase settings)
{
if (settings == null) { throw new ArgumentNullException("Settings", "The settings for downloading with " + this.GetType().Name + " are null."); }
using (TimeoutWebClient<T> wc = new TimeoutWebClient<T>(mTimeout))
{
if (mProxy != null)
wc.Proxy = mProxy;
Response<System.IO.Stream> sr = wc.Download(settings);
Response<T> result = this.ConvertResponse(new DefaultResponse<T>(sr.Connection, this.ConvertResult(sr.Connection, sr.Result, settings)));
if (sr.Result != null) { sr.Result.Dispose(); }
return result;
}
}
private void AsyncDownload_Completed(TimeoutWebClient <T> sender, StreamDownloadCompletedEventArgs <T> e)
{
using (TimeoutWebClient <T> snd = sender)
{
snd.AsyncDownloadCompleted -= this.AsyncDownload_Completed;
if (mWebClients.Contains(sender))
{
mWebClients.Remove(sender);
}
using (System.IO.Stream stream = (e.Response.Result != null ? e.Response.Result : new System.IO.MemoryStream()))
{
ConnectionInfo conn = e.Response.Connection;
T result = default(T);
try
{
result = this.ConvertResult(e.Response.Connection, stream, e.UserSettings);
}
catch (Exception ex)
{
conn = new ConnectionInfo(new ConversionException("An exception was thrown during result conversion process. See InnerException for more details.", ex), conn.Timeout, conn.SizeInBytes, conn.StartTime, conn.EndTime);
}
finally
{
Response <T> resp = this.ConvertResponse(new DefaultResponse <T>(conn, result));
DownloadCompletedEventArgs <T> args = this.ConvertDownloadCompletedEventArgs(new DefaultDownloadCompletedEventArgs <T>(e.UserArgs, resp, e.UserSettings));
if (args != null && (AsyncDownloadCompleted != null || AsyncDownloadCompletedEvent != null))
{
AsyncOperation asyncOp = AsyncOperationManager.CreateOperation(this);
if (AsyncDownloadCompleted != null)
{
asyncOp.Post(new SendOrPostCallback(delegate(object obj) { AsyncDownloadCompleted(this, (DownloadCompletedEventArgs <T>)obj); }), args);
}
if (AsyncDownloadCompletedEvent != null)
{
asyncOp.Post(new SendOrPostCallback(delegate(object obj) { AsyncDownloadCompletedEvent(this, (IDownloadCompletedEventArgs)obj); }), args);
}
}
}
}
}
}