/// <summary>
/// Validate database size - check how many records are stored
/// in database and how much records need space.
/// If space or number of records are invalid
/// database will remove old reports
/// </summary>
private bool ValidateDatabaseSize()
{
//check how many records are stored in database
//remove in case when we want to store one more than expected number
//If record count == 0 then we ignore this condition
if (BacktraceDatabaseContext.Count() + 1 > DatabaseSettings.MaxRecordCount && DatabaseSettings.MaxRecordCount != 0)
{
if (!BacktraceDatabaseContext.RemoveLastRecord())
{
return(false);
}
}
//check database size. If database size == 0 then we ignore this condition
//remove all records till database use enough space
if (DatabaseSettings.MaxDatabaseSize != 0 && BacktraceDatabaseContext.GetSize() > DatabaseSettings.MaxDatabaseSize)
{
//if your database is entry or every record is locked
//deletePolicyRetry avoid infinity loop
int deletePolicyRetry = 5;
while (BacktraceDatabaseContext.GetSize() > DatabaseSettings.MaxDatabaseSize)
{
BacktraceDatabaseContext.RemoveLastRecord();
deletePolicyRetry--;
if (deletePolicyRetry != 0)
{
break;
}
}
return(deletePolicyRetry != 0);
}
return(true);
}
