public int Exists( ref int nStop, string strDateRangeString, out List<DateExist> dates, out string strError) { strError = ""; dates = new List<DateExist>(); // int nRet = 0; string strStartDate = ""; string strEndDate = ""; try { // 将日期字符串解析为起止范围日期 // throw: // Exception ParseDateRange(strDateRangeString, out strStartDate, out strEndDate); } catch (Exception ex) { strError = ExceptionUtil.GetAutoText(ex); return -1; } DateTime start; DateTime end; start = DateTimeUtil.Long8ToDateTime(strStartDate); if (strEndDate == "") { end = start; strEndDate = strStartDate; } else { end = DateTimeUtil.Long8ToDateTime(strEndDate); TimeSpan delta = end - start; if (delta.Days < 0) { // 交换两个时间 DateTime temp = end; end = start; start = temp; } } int nCount = 0; // 实际存在多少天 DateTime current = start; for (; ; ) { if (nStop != 0) { strError = "用户中断"; return -1; } string strDate = DateTimeUtil.DateTimeToString8(current); string strFilename = this.StatisDir + "\\" + strDate + ".xml"; if (File.Exists(strFilename) == true) { nCount++; DateExist exist = new DateExist(); exist.Date = strDate; exist.Exist = true; dates.Add(exist); } if (current >= end) break; current = current.AddDays(1); } return 0; }
public int Exists( ref int nStop, string strDateRangeString, out List <DateExist> dates, out string strError) { strError = ""; dates = new List <DateExist>(); // int nRet = 0; string strStartDate = ""; string strEndDate = ""; try { // 将日期字符串解析为起止范围日期 // throw: // Exception ParseDateRange(strDateRangeString, out strStartDate, out strEndDate); } catch (Exception ex) { strError = ExceptionUtil.GetAutoText(ex); return(-1); } DateTime start; DateTime end; start = DateTimeUtil.Long8ToDateTime(strStartDate); if (strEndDate == "") { end = start; strEndDate = strStartDate; } else { end = DateTimeUtil.Long8ToDateTime(strEndDate); TimeSpan delta = end - start; if (delta.Days < 0) { // 交换两个时间 DateTime temp = end; end = start; start = temp; } } int nCount = 0; // 实际存在多少天 DateTime current = start; for (; ;) { if (nStop != 0) { strError = "用户中断"; return(-1); } string strDate = DateTimeUtil.DateTimeToString8(current); string strFilename = this.StatisDir + "\\" + strDate + ".xml"; if (File.Exists(strFilename) == true) { nCount++; DateExist exist = new DateExist(); exist.Date = strDate; exist.Exist = true; dates.Add(exist); } if (current >= end) { break; } current = current.AddDays(1); } return(0); }