private void OnSnapshotReceivedEventHandler(
object sender,
SnapshotEventArgs args)
{
Log.Verbose("Snapshot: {@snapshot}", args.Snapshot);
MarketDataRepository.ApplySnapshot(args.Snapshot);
}
public void UpdateSnapshot(SnapshotEventArgs snapshot)
{
if (snapshot == null || snapshot.SnapshotInfo == null)
{
return;
}
listBoxDetails.Items.Clear();
foreach (var record in snapshot.SnapshotInfo)
{
listBoxDetails.Items.Add(string.Format("{0} ({1})", record.Item1,
record.Item2));
}
}
/// <summary>
/// Called when the a request to create a snapshot has been received.
/// </summary>
/// <param name="sender">The sender.</param>
/// <param name="e">The event data.</param>
private void OnCreateSnapshotRequested(object sender, SnapshotEventArgs e)
{
this.log.DebugFormat("Received a request to create a snapshot at path '{0}'.", e.Path);
var path = this.ConvertSnapshotPath(e.Path);
if (path == null)
{
return;
}
this.log.DebugFormat("Creating block II model snapshots at path '{0}'.", path);
try
{
this.log.DebugFormat("Attempting to create snapshot directory path '{0}' if it doesn't exist.", path);
Directory.CreateDirectory(path);
}
catch (Exception ex)
{
this.log.Error($"Creating directory path '{path}' threw an exception.", ex);
return;
}
foreach (var deviceBootstrapper in this.deviceBootstrappers)
{
var bootstrapperName = deviceBootstrapper.GetType().FullName;
if (!(deviceBootstrapper is IDeviceServiceBootstrapperWithSnapshot))
{
this.log.DebugFormat(
"Skipping device service bootstrapper '{0}' because it does not support snapshots.",
bootstrapperName);
continue;
}
var snapshotDeviceBootstrapper = (IDeviceServiceBootstrapperWithSnapshot)deviceBootstrapper;
string snapshot;
try
{
this.log.DebugFormat(
"Getting snapshot from device service bootstrapper '{0}'.",
bootstrapperName);
snapshot = snapshotDeviceBootstrapper.GetSnapshot();
this.log.DebugFormat(
"Successfully received a snapshot from device service bootstrapper '{0}'.",
bootstrapperName);
}
catch (Exception ex)
{
this.log.Error(
$"Getting snapshot from device service bootstrapper '{bootstrapperName}' threw an exception.",
ex);
continue;
}
if (string.IsNullOrEmpty(snapshot))
{
this.log.DebugFormat(
"Not saving snapshot from device service bootstrapper '{0}' because it did not contain any data.",
bootstrapperName);
continue;
}
var snapshotFile = path + bootstrapperName + ".xml";
try
{
this.log.DebugFormat(
"Saving snapshot from device service bootstrapper '{0}' to file '{1}'.",
bootstrapperName,
snapshotFile);
File.WriteAllText(snapshotFile, snapshot, Encoding.UTF8);
this.log.DebugFormat(
"Successfully saved snapshot from device service bootstrapper '{0}'.",
bootstrapperName);
}
catch (Exception ex)
{
this.log.Error(
$"Saving snapshot from device service bootstrapper '{bootstrapperName}' to file '{snapshotFile}' threw an exception.",
ex);
}
}
this.log.DebugFormat("Block II model snapshots created successfully.");
}
void _indexer_Changed(object sender, SnapshotEventArgs e)
{
lblDate.BeginInvoke(new Action(() =>
{
_updateInfo = e;
lblDate.Text = DateTime.Now.ToString("G");
if (_updateInfo.SnapshotInfo.Count > 0)
{
if (!string.IsNullOrEmpty(textBox.Text) &&
!string.IsNullOrWhiteSpace(textBox.Text))
{
bulb.Visible = true;
}
btnMenu.Enabled = true;
_detailsWindow.UpdateSnapshot(_updateInfo);
}
}));
}
private void OnSnapshotManagerSnapshotRestored(object sender, SnapshotEventArgs e)
{
ShowNotification("Restored snapshot", $"Snapshot '{e.Snapshot.Title}' has been restored");
}
