internal void SaveData(HttpContext context, LoginStatisticData data) { if (null == context) throw new ArgumentNullException("context"); if (null == data) throw new ArgumentNullException("data"); lock (lockObject) { string fileName = Statistic.GetStatisticsPath(context) + "Logins.xml"; // At last, write the data back to the login statistics file and // put the data object back to the cache. try { data.WriteXml(fileName); } catch (UnauthorizedAccessException ex) { HandleNoAccessException(Statistic.GetStatisticsPath(context), ex); } catch (SecurityException ex) { HandleNoAccessException(Statistic.GetStatisticsPath(context), ex); } catch (Exception ex) { HandleException(Statistic.GetStatisticsPath(context), ex); } context.Cache.Insert("LoginStatisticData", data, null, Cache.NoAbsoluteExpiration, Cache.NoSlidingExpiration); } }
public LoginStatisticData GetData(HttpContext context) { if (null == context) throw new ArgumentNullException("context"); LoginStatisticData data = null; lock (lockObject) { string fileName = Statistic.GetStatisticsPath(context) + "Logins.xml"; // Try to get the login statistics data from the cache. // If the data is not in the cache, try to load the file. // At last, if the file doesn't exist, create a new data object. object obj = context.Cache.Get("LoginStatisticData"); if ((null != obj) && obj.GetType().Equals(typeof(LoginStatisticData))) { data = (LoginStatisticData)obj; } else if (File.Exists(fileName)) { data = new LoginStatisticData(); data.ReadXml(fileName); } else { data = new LoginStatisticData(); } } return data; }