/// <summary>
/// Purge Alerts from the database
/// </summary>
/// <param name="dtBefore"></param>
/// <returns></returns>
public int AlertPurge(DateTime aDtBeforeDate)
{
if (isDebugEnabled)
{
logger.Debug(System.Reflection.MethodBase.GetCurrentMethod().Name + " in");
}
if (compactDatabaseType)
{
try
{
using (SqlCeConnection conn = DatabaseConnection.CreateOpenCEConnection())
{
string commandText =
"DELETE FROM ALERTS " +
"WHERE (datediff(day, _ALERTDATE, @dtPurgeDate) > 0)";
SqlCeParameter[] spParams = new SqlCeParameter[1];
spParams[0] = new SqlCeParameter("@dtPurgeDate", aDtBeforeDate);
using (SqlCeCommand command = new SqlCeCommand(commandText, conn))
{
command.Parameters.AddRange(spParams);
command.ExecuteNonQuery();
}
}
}
catch (SqlCeException ex)
{
Utility.DisplayErrorMessage("A database error has occurred in AuditWizard." + Environment.NewLine + Environment.NewLine +
"Please see the log file for further details.");
logger.Error("Exception in " + System.Reflection.MethodBase.GetCurrentMethod().Name, ex);
}
catch (Exception ex)
{
Utility.DisplayErrorMessage("A database error has occurred in AuditWizard." + Environment.NewLine + Environment.NewLine +
"Please see the log file for further details.");
logger.Error("Exception in " + System.Reflection.MethodBase.GetCurrentMethod().Name, ex);
}
}
else
{
AuditWizardDataAccess lAuditWizardDataAccess = new AuditWizardDataAccess();
lAuditWizardDataAccess.AlertPurge(aDtBeforeDate);
}
if (isDebugEnabled)
{
logger.Debug(System.Reflection.MethodBase.GetCurrentMethod().Name + " out");
}
return(0);
}