/// <summary>
/// Raw SQL Select Implementation with Parameters for Prepared Query
/// </summary>
/// <param name="SQLCommand">Command for reading</param>
/// <param name="parameters">Collection of Parameters for Single/Multiple Read</param>
/// <param name="Reader">Reader Method</param>
/// <param name="Isolation">Transaction Isolation</param>
protected override void ExecuteSelectImpl(string SQLCommand, IEnumerable <IEnumerable <QueryParameter> > parameters, Action <IDataReader> Reader, IsolationLevel Isolation)
{
if (log.IsDebugEnabled)
{
log.DebugFormat("ExecuteSelectImpl: {0}", SQLCommand);
}
var repeat = false;
var current = 0;
do
{
repeat = false;
using (var conn = new SQLiteConnection(ConnectionString))
{
using (var cmd = new SQLiteCommand(SQLCommand, conn))
{
try
{
conn.Open();
cmd.Prepare();
long start = (DateTime.UtcNow.Ticks / 10000);
// Register Parameter
foreach (var keys in parameters.First().Select(kv => kv.Name))
{
cmd.Parameters.Add(new SQLiteParameter(keys));
}
foreach (var parameter in parameters.Skip(current))
{
FillSQLParameter(parameter, cmd.Parameters);
using (var reader = cmd.ExecuteReader())
{
try
{
Reader(reader);
}
catch (Exception es)
{
if (log.IsWarnEnabled)
{
log.WarnFormat("ExecuteSelectImpl: Exception in Select Callback : {2}{0}{2}{1}", es, Environment.StackTrace, Environment.NewLine);
}
}
finally
{
reader.Close();
}
}
current++;
}
if (log.IsDebugEnabled)
{
log.DebugFormat("ExecuteSelectImpl: SQL Select ({0}) exec time {1}ms", Isolation, ((DateTime.UtcNow.Ticks / 10000) - start));
}
else if (log.IsWarnEnabled && (DateTime.UtcNow.Ticks / 10000) - start > 500)
{
log.WarnFormat("ExecuteSelectImpl: SQL Select ({0}) took {1}ms!\n{2}", Isolation, ((DateTime.UtcNow.Ticks / 10000) - start), SQLCommand);
}
}
catch (Exception e)
{
if (!HandleException(e))
{
if (log.IsErrorEnabled)
{
log.ErrorFormat("ExecuteSelectImpl: UnHandled Exception for Select Query \"{0}\"\n{1}", SQLCommand, e);
}
throw;
}
repeat = true;
}
finally
{
conn.Close();
}
}
}
}while (repeat);
}
/// <summary>
/// Raw SQL Select Implementation with Parameters for Prepared Query
/// </summary>
/// <param name="SQLCommand">Command for reading</param>
/// <param name="parameters">Collection of Parameters for Single/Multiple Read</param>
/// <param name="Reader">Reader Method</param>
/// <param name="Isolation">Transaction Isolation</param>
protected override void ExecuteSelectImpl(string SQLCommand, IEnumerable<IEnumerable<QueryParameter>> parameters, Action<IDataReader> Reader, IsolationLevel Isolation)
{
if (log.IsDebugEnabled)
log.DebugFormat("ExecuteSelectImpl: {0}", SQLCommand);
var repeat = false;
var current = 0;
do
{
repeat = false;
using (var conn = new SQLiteConnection(ConnectionString))
{
using (var cmd = new SQLiteCommand(SQLCommand, conn))
{
try
{
conn.Open();
cmd.Prepare();
long start = (DateTime.UtcNow.Ticks / 10000);
// Register Parameter
foreach(var keys in parameters.First().Select(kv => kv.Name))
cmd.Parameters.Add(new SQLiteParameter(keys));
foreach(var parameter in parameters.Skip(current))
{
FillSQLParameter(parameter, cmd.Parameters);
using (var reader = cmd.ExecuteReader())
{
try
{
Reader(reader);
}
catch (Exception es)
{
if(log.IsWarnEnabled)
log.WarnFormat("ExecuteSelectImpl: Exception in Select Callback : {2}{0}{2}{1}", es, Environment.StackTrace, Environment.NewLine);
}
finally
{
reader.Close();
}
}
current++;
}
if (log.IsDebugEnabled)
log.DebugFormat("ExecuteSelectImpl: SQL Select ({0}) exec time {1}ms", Isolation, ((DateTime.UtcNow.Ticks / 10000) - start));
else if (log.IsWarnEnabled && (DateTime.UtcNow.Ticks / 10000) - start > 500)
log.WarnFormat("ExecuteSelectImpl: SQL Select ({0}) took {1}ms!\n{2}", Isolation, ((DateTime.UtcNow.Ticks / 10000) - start), SQLCommand);
}
catch (Exception e)
{
if (!HandleException(e))
{
if (log.IsErrorEnabled)
log.ErrorFormat("ExecuteSelectImpl: UnHandled Exception for Select Query \"{0}\"\n{1}", SQLCommand, e);
throw;
}
repeat = true;
}
finally
{
conn.Close();
}
}
}
}
while (repeat);
}