private Bitmap GetImageBitmapFromUrl(String url)
{
Bitmap bm = null;
Java.Net.URL aURL = new Java.Net.URL(url);
Java.Net.HttpURLConnection conn = (Java.Net.HttpURLConnection)aURL.OpenConnection();
conn.Connect();
Stream stream = conn.InputStream;
BufferedStream bsteam = new BufferedStream(stream);
bm = BitmapFactory.DecodeStream(bsteam);
bsteam.Close();
stream.Close();
return(bm);
}
private int GetFileSize(string fileUrl)
{
using (var url = new Java.Net.URL(fileUrl))
{
Java.Net.HttpURLConnection conn = null;
try
{
conn = (Java.Net.HttpURLConnection)url.OpenConnection();
conn.RequestMethod = "HEAD";
return(conn.ContentLength);
}
catch (Java.IO.IOException e)
{
return(-1);
}
finally
{
conn.Disconnect();
}
}
}
protected override System.Threading.Tasks.Task SetupRequest(System.Net.Http.HttpRequestMessage request, Java.Net.HttpURLConnection conn)
{
if (conn is HttpsURLConnection)
{
if (Android.OS.Build.VERSION.SdkInt < Android.OS.BuildVersionCodes.Lollipop)
{
//Enable support for TLS v1.2
((HttpsURLConnection)conn).SSLSocketFactory = _customTlsSSLSocketFactory;
}
}
return(base.SetupRequest(request, conn));
}
protected override async Task WriteRequestContentToOutput(HttpRequestMessage request, Java.Net.HttpURLConnection httpConnection, CancellationToken cancellationToken)
{
if (request == null)
{
throw new ArgumentNullException(nameof(request));
}
if (httpConnection == null)
{
throw new ArgumentNullException(nameof(httpConnection));
}
// https://github.com/xamarin/xamarin-android/issues/4476
var stream = await request.Content.ReadAsStreamAsync().ConfigureAwait(false);
await stream.CopyToAsync(httpConnection.OutputStream, 4096, cancellationToken).ConfigureAwait(false);
if (stream.CanSeek)
{
stream.Seek(0, SeekOrigin.Begin);
}
}
