Files
marketdata/MarketDataLib/Helper/CIKMarketDataHelper.cs
2024-02-22 14:52:53 -05:00

92 lines
2.9 KiB
C#

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading;
using MarketData.MarketDataModel;
using MarketData.DataAccess;
using MarketData.Utils;
namespace MarketData.Helper
{
public class CIKMarketDataHelper
{
private static int MaxThreads = (int)ThreadHelperEnum.MaxThreads;
private List<String> symbols;
private int currentIndex = 0;
public CIKMarketDataHelper()
{
}
public bool UpdateAllMissingCIK()
{
Profiler profiler=new Profiler();
try
{
symbols = PricingDA.GetSymbolsForNullCIK();
currentIndex = 0;
while (true)
{
List<String> queueSymbols = GetQueueSymbols();
if (null == queueSymbols || 0 == queueSymbols.Count) break;
ManualResetEvent[] resetEvents = new ManualResetEvent[queueSymbols.Count];
for (int eventIndex = 0; eventIndex < resetEvents.Length; eventIndex++)
{
resetEvents[eventIndex] = new ManualResetEvent(false);
}
for (int index = 0; index < queueSymbols.Count; index++)
{
ThreadHelper cikThreadHelper = new ThreadHelper(queueSymbols[index],resetEvents[index]);
ThreadPool.QueueUserWorkItem(ThreadPoolCallbackUpdateMissingCIK, cikThreadHelper);
}
MDTrace.WriteLine(LogLevel.DEBUG,"Load CIK, waiting for queued items to complete.");
WaitHandle.WaitAll(resetEvents);
}
return true;
}
finally
{
MDTrace.WriteLine(LogLevel.DEBUG,String.Format("[UpdateAllMissingCIK]End, total took {0}(ms)",profiler.End()));
}
}
private List<String> GetQueueSymbols()
{
List<String> queueSymbols = new List<String>();
int index = currentIndex;
for (; index < currentIndex + MaxThreads && index < symbols.Count; index++)
{
queueSymbols.Add(symbols[index]);
}
currentIndex = index;
return queueSymbols;
}
public void ThreadPoolCallbackUpdateMissingCIK(Object threadHelperContext)
{
ThreadHelper threadHelper = (ThreadHelper)threadHelperContext;
try
{
MDTrace.WriteLine(LogLevel.DEBUG,String.Format("Load CIK, Thread {0} started for {1}...", Thread.CurrentThread.ManagedThreadId, threadHelper.Symbol));
UpdateMissingCIKEx(threadHelper.Symbol);
MDTrace.WriteLine(LogLevel.DEBUG,String.Format("Load CIK, Thread {0} ended for {1}", Thread.CurrentThread.ManagedThreadId, threadHelper.Symbol));
}
finally
{
threadHelper.ResetEvent.Set();
}
}
public static void UpdateMissingCIKEx(String symbol)
{
DateGenerator dateGenerator = new DateGenerator();
String cik = MarketDataHelper.GetCIK(symbol);
if (null == cik)
{
MDTrace.WriteLine(LogLevel.DEBUG,String.Format("No CIK for symbol {0}",symbol));
return;
}
MDTrace.WriteLine(LogLevel.DEBUG,String.Format("CIK for symbol {0}={1}",symbol,cik));
PricingDA.UpdateCIKForSymbol(symbol, cik);
}
}
}