public static void SaveTickCallBack(int period, string pair, Action <object> progressCallback, ActionBlock <Action> saveTickActionBlock, RateLoadingCallbackArgs <Rate> args)
{
if (progressCallback != null)
{
progressCallback(args.Message);
}
else
{
Debug.WriteLine("{0}", args.Message);
}
var context = new ForexEntities();
//context.Configuration.AutoDetectChangesEnabled = false;
context.Configuration.ValidateOnSaveEnabled = false;
Action a = () =>
args.NewRates.Distinct().Do(t => {
context.t_Bar.Add(FillBar(period, pair, context.t_Bar.Create(), t));
}).TakeLast(1)
.ForEach(_ => {
try {
context.SaveConcurrent();
} catch (Exception exc) {
progressCallback?.Invoke(exc);
}
context.Dispose();
args.NewRates.Clear();
});
a();
//saveTickActionBlock.Post(a);
}
public static void SaveTickCallBack(int period, string pair, Action <object> progressCallback, ActionBlock <Action> saveTickActionBlock, RateLoadingCallbackArgs <Rate> args)
{
if (progressCallback != null)
{
progressCallback(args.Message);
}
else
{
Debug.WriteLine("{0}", args.Message);
}
var context = new ForexEntities();
//context.Configuration.AutoDetectChangesEnabled = false;
context.Configuration.ValidateOnSaveEnabled = false;
Action a = () =>
args.NewRates.Distinct(r => r.StartDate2).Do(t => {
context.t_Bar.Add(FillBar(period, pair, context.t_Bar.Create(), t));
}).TakeLast(1)
.ForEach(_ => {
try {
context.SaveConcurrent();
}
catch (System.Data.Entity.Infrastructure.DbUpdateException exc) when(exc.InnerException is System.Data.Entity.Core.UpdateException)
{
// get failed entries
var entries = exc.Entries;
foreach (var entry in entries)
{
// change state to remove it from context
entry.State = System.Data.Entity.EntityState.Detached;
}
progressCallback?.Invoke(exc);
}
context.Dispose();
args.NewRates.Clear();
});
a();
//saveTickActionBlock.Post(a);
}
