private static int GetEndIndex(CodeInfo codeInfo, CacheUtils_TradingDay allTradingDayCache)
{
int endIndex;
if (codeInfo.End <= 0)
{
endIndex = allTradingDayCache.GetAllTradingDays().Count - 1;
}
else
{
endIndex = allTradingDayCache.GetTradingDayIndex(codeInfo.End, true);
}
return(endIndex);
}
private List <int> GetAllNotUpdateTickData(CodeInfo codeInfo, CacheUtils_TradingDay allTradingDayCache, List <int> storedDays, bool isFillUp)
{
if (isFillUp)
{
HashSet <int> set = new HashSet <int>(storedDays);
IList <int> codeAllTradingDays = GetCodeTradingDays(codeInfo, allTradingDayCache);
List <int> allNotUpdateTickData = new List <int>(set.Count);
for (int i = 0; i < codeAllTradingDays.Count; i++)
{
int day = codeAllTradingDays[i];
if (!set.Contains(day))
{
allNotUpdateTickData.Add(day);
}
}
return(allNotUpdateTickData);
}
else
{
/*
* 如果已更新数据记录中保存了该合约的最后更新日期，则直接按该信息更新后面的数据
* 否则扫描整个目录来获取待更新信息
*/
int lastUpdatedDate = updatedDataInfo.GetLastUpdatedTickData(codeInfo.Code);
int startIndex;
if (lastUpdatedDate >= 0)
{
int lastSavedUpdateTickIndex = allTradingDayCache.GetTradingDayIndex(lastUpdatedDate);
startIndex = lastSavedUpdateTickIndex + 1;
}
else
{
if (storedDays.Count == 0)
{
startIndex = allTradingDayCache.GetTradingDayIndex(codeInfo.Start, false);
}
else
{
storedDays.Sort();
int lastUpdateIndex = allTradingDayCache.GetTradingDayIndex(storedDays[storedDays.Count - 1]);
if (lastUpdateIndex < 0)
{
//TODO 不应该出现这种情况，TODO 写日志
}
startIndex = lastUpdateIndex + 1;
}
//保存更新信息
int lastUpdateTickIndex = startIndex - 1;
if (lastUpdateTickIndex >= 0 && lastUpdateTickIndex < allTradingDayCache.GetAllTradingDays().Count)
{
updatedDataInfo.WriteUpdateInfo_Tick(codeInfo.Code, allTradingDayCache.GetAllTradingDays()[lastUpdateTickIndex]);
}
}
if (startIndex < 0 || startIndex >= allTradingDayCache.GetAllTradingDays().Count)
{
return(null);
}
int endIndex = GetEndIndex(codeInfo, allTradingDayCache);
if (endIndex < startIndex)
{
return(null);
}
int len = endIndex - startIndex + 1;
if (len <= 0)
{
return(null);
}
return(allTradingDayCache.GetAllTradingDays().GetRange(startIndex, len));
}
}