private void CheckStatusForRegistered(Object sender, ElapsedEventArgs e)
{
lock (_lock)
{
foreach (AsyncRequestState clientState in _clientStateList)
{
if (clientState.CurrentContext.Session != null)
{
ImageServiceClientManager manager = (ImageServiceClientManager)clientState.CurrentContext.Session["Manager"];
bool?status = manager.Status();
if (status.HasValue && status.Value == false)
{
clientState.CurrentContext.Response.Write(serializer.Serialize(new { isError = false, needToUpdate = true }));
clientState.CompleteRequest();
}
else if (!status.HasValue)
{
string errorMessage_ = manager.Notifier.GetLastError();
clientState.CurrentContext.Response.Write(serializer.Serialize(new { isError = true, errorMessage = errorMessage_ }));
clientState.CompleteRequest();
_clientStateList.Clear();
break;
}
}
}
}
}
protected void Page_Load(object sender, EventArgs e)
{
ImageServiceClientManager manager = (ImageServiceClientManager)Session["Manager"];
IEnumerable <ImageFileData> imagesFileData = (IEnumerable <ImageFileData>)Session["ImagesFileData"];
if (manager == null || imagesFileData == null)
{
return;
}
string fileName = Request.QueryString["fileName"];
byte[] imageData = null;
ImageFileData imageFileData = imagesFileData.SingleOrDefault(p => p.FileName == fileName);
if (imageFileData != null && imageFileData.ImageData != null)
{
imageData = imageFileData.ImageData;
}
else
{
imageData = manager.DownloadImage(fileName);
}
if (imageData != null)
{
Response.BinaryWrite(imageData);
}
}
public ImageServiceClientForm()
{
InitializeComponent();
IImageService channel = null;
try
{
channelFactory = new ChannelFactory <IImageService>("streamingBinding");
channel = channelFactory.CreateChannel();
}
catch (Exception)
{
MessageBox.Show("Can't create client channel!");
return;
}
IClientNotifier notyfier = new WindowsFormsNotifier();
manager = new ImageServiceClientManager(channel, notyfier, UpdateImagesInfoGrid);
}
public MainWindow()
{
InitializeComponent();
model = (DataGridModel)imageFilesGrid.DataContext;
IImageService channel = null;
try
{
channelFactory = new ChannelFactory <IImageService>("streamingBinding");
channel = channelFactory.CreateChannel();
}
catch (Exception)
{
MessageBox.Show("Can't create client channel!");
return;
}
IClientNotifier notyfier = new WPFNotifier();
manager = new ImageServiceClientManager(channel, notyfier, UpdateImagesInfoGrid);
}
protected void ResetConnection_Click(object sender, EventArgs e)
{
ChannelFactory <IImageService> ChannelFactory;
IClientNotifier Notyfier = new WebNotifier();
IImageService channel = null;
try
{
ChannelFactory = new ChannelFactory <IImageService>("streamingBinding");
channel = ChannelFactory.CreateChannel();
}
catch (Exception)
{
Notyfier.Error("Can't create client channel!");
return;
}
ImageServiceClientManager Manager = new ImageServiceClientManager(channel, Notyfier, null);
IEnumerable <ImageFileData> ImagesFileData = Manager.GetAllImagesInfo(false);
Session["Manager"] = Manager;
Session["ImagesFileData"] = ImagesFileData;
}
