public static async Task <ExecAsyncResult> ExecuteDataReaderByRefAsync <T>(this DataSItem item, DbAgent agent)
{
ExecAsyncResult result = new ExecAsyncResult();
result.ExecutedProcedure = item;
IBag <T> container;
if (agent != null && agent.State)
{
// return ExecuteProcedureDRByReflection<T>(item, out container, agent.ConnectionString);
//---
SqlCommand cmd = null;
container = new RefBag <T>();
result.StartMeasure();
try
{
//using (_conn = new SqlConnection(constr))
//{
SqlConnection con = null;
if (agent.ConnectionLevel == ConnectionLevel.Single)
{
con = agent.CreateConnection();
await con.OpenAsync();
// con = agent.CreateConnection();
//_shouldBeSync use
}
else if (agent.ConnectionLevel == ConnectionLevel.AllInOne)
{
con = agent.Connection;
}
cmd = new SqlCommand(item.Value, con)
{
CommandType = CommandType.StoredProcedure,
CommandTimeout = agent.RunTimeout
};
if (agent.TransactionState == TransactionState.ActiveTransaction)
{
cmd.Transaction = agent.Transaction;
}
SqlParameter param;
cmd.CommandType = CommandType.StoredProcedure;
foreach (var itm in item.Params.Values)
{
param = new SqlParameter();
param.ParameterName = itm.Name;
param.Value = itm.Value;
param.SqlDbType = SettingsHelperManager.DetermineSqlDbTYpe(itm.Type);
param.Direction = SettingsHelperManager.GetParametrDirection(itm.Direction);
cmd.Parameters.Add(param);
}
using (_reader = await cmd.ExecuteReaderAsync().ConfigureAwait(false))
{
while (await _reader.ReadAsync().ConfigureAwait(false))
{
container.SetFromReader(ref _reader);
}
}
//set outputparams values
if (item.HasOutputParam)
{
foreach (DataParam value in item.OutputParams.Values)
{
value.Value = cmd.Parameters[value.Name].Value.ToString();
}
}
if (cmd.Parameters.Count > 0)
{
List <DataParam> ret = item.GetparamsByDirection(ParamDirection.Return);
if (ret.Count > 0)
{
if (cmd.Parameters[ret[0].Name] != null)
{
result.Result.SetCode(
Convert.ToInt32(
cmd.Parameters[item.GetparamsByDirection(ParamDirection.Return)[0].Name].Value));
}
}
}
// } end of using
if (agent.ConnectionLevel == ConnectionLevel.Single && con != null)
{
con.Dispose();
}
result.Object = container;
}
catch (Exception exc)
{
throw exc;
}
result.StopMeasure();
result.ExecutionType = AsyncExecutionType.ExecByRef;
return(result);
//----
}
else
{
throw new Exception("Agent is null or the state is false ");
}
}
private static ExecResult ExecuteProcedureDRByReflection <T>(DataSItem proc, out IBag <T> container, DbAgent datasource)
{
ExecResult result = new ExecResult(); // when user doesn't set return parameter
SqlCommand cmd = null;
container = new RefBag <T>();
result.StartMeasure();
try
{
// create and open a connection object "Data Source=FARID-PC;Initial Catalog=InsuranceFactory;Integrated Security=True"
//using (_conn = new SqlConnection(constr))
//{
SqlConnection con = null;
if (datasource.ConnectionLevel == ConnectionLevel.Single)//&& datasource.AgentState != AgentState.Connected)
{
con = datasource.CreateConnection();
con.Open();
}
else if (datasource.ConnectionLevel == ConnectionLevel.AllInOne)
{
con = datasource.Connection;
}
// return if is not connected
if (con == null || con.State != ConnectionState.Open)
{
result.SetCode(-2, "Not connected ! ");
result.StopMeashure();
return(result);
}
cmd = new SqlCommand(proc.Value, con)
{
CommandType = CommandType.StoredProcedure,
CommandTimeout = datasource.RunTimeout
};
SqlParameter param;
//set transaction
if (datasource.TransactionState == TransactionState.ActiveTransaction)
{
cmd.Transaction = datasource.Transaction;
}
cmd.CommandType = CommandType.StoredProcedure;
foreach (var item in proc.Params.Values)
{
param = new SqlParameter
{
ParameterName = item.Name,
Value = item.Value,
SqlDbType = SettingsHelperManager.DetermineSqlDbTYpe(item.Type),
Direction = SettingsHelperManager.GetParametrDirection(item.Direction)
};
cmd.Parameters.Add(param);
}
_reader = cmd.ExecuteReader();
while (_reader.Read())
{
container.SetFromReader(ref _reader);
}
// } end of using
if (datasource.ConnectionLevel == ConnectionLevel.Single && con != null)//&& con.State!=ConnectionState.Closed)
{
con.Dispose();
}
//set outputparams values
if (proc.HasOutputParam)
{
foreach (DataParam value in proc.OutputParams.Values)
{
value.Value = cmd.Parameters[value.Name].Value.ToString();
}
}
if (cmd.Parameters.Count > 0)
{
List <DataParam> ret = proc.GetparamsByDirection(ParamDirection.Return);
if (ret.Count > 0)
{
if (cmd.Parameters[ret[0].Name] != null)
{
result.SetCode(Convert.ToInt32(cmd.Parameters[proc.GetparamsByDirection(ParamDirection.Return)[0].Name].Value));
}
}
}
}
catch (Exception exc)
{
throw exc;
}
result.StopMeashure();
return(result);
}