private void DefineActions(SqlTask sqlT, List <string> columnNames)
{
if (columnNames?.Count == 0 && (TypeInfo.IsArray || TypeInfo.PropertyNames.Count == 0))
{
throw new ETLBoxException("The column names can't be automatically retrieved - please provide a TableDefinition with names for the columns in the source.");
}
_row = default(TOutput);
if (TypeInfo.IsArray)
{
sqlT.BeforeRowReadAction = () =>
_row = (TOutput)Activator.CreateInstance(typeof(TOutput), new object[] { columnNames.Count });
int index = 0;
foreach (var colName in columnNames)
{
index = SetupArrayFillAction(sqlT, index);
}
}
else
{
if (columnNames?.Count == 0)
{
columnNames = TypeInfo.PropertyNames;
}
foreach (var colName in columnNames)
{
if (TypeInfo.HasPropertyOrColumnMapping(colName))
{
SetupObjectFillAction(sqlT, colName);
}
else if (TypeInfo.IsDynamic)
{
SetupDynamicObjectFillAction(sqlT, colName);
}
else
{
sqlT.Actions.Add(col => { });
}
}
sqlT.BeforeRowReadAction = () => _row = (TOutput)Activator.CreateInstance(typeof(TOutput));
}
sqlT.AfterRowReadAction = () =>
{
if (_row != null)
{
LogProgress();
DbConnectionManager.CheckLicenseOrThrow(ProgressCount);
if (!Buffer.SendAsync(_row).Result)
{
throw new ETLBoxException("Buffer already completed or faulted!", this.Exception);
}
}
};
}
internal void DefineActions(SqlTask sqlT, List <string> columnNames)
{
_row = default(TOutput);
if (TypeInfo.IsArray)
{
sqlT.BeforeRowReadAction = () =>
_row = (TOutput)Activator.CreateInstance(typeof(TOutput), new object[] { columnNames.Count });
int index = 0;
foreach (var colName in columnNames)
{
index = SetupArrayFillAction(sqlT, index);
}
}
else
{
if (columnNames?.Count == 0)
{
columnNames = TypeInfo.PropertyNames;
}
foreach (var colName in columnNames)
{
if (TypeInfo.HasPropertyOrColumnMapping(colName))
{
SetupObjectFillAction(sqlT, colName);
}
else if (TypeInfo.IsDynamic)
{
SetupDynamicObjectFillAction(sqlT, colName);
}
else
{
sqlT.Actions.Add(col => { });
}
}
sqlT.BeforeRowReadAction = () => _row = (TOutput)Activator.CreateInstance(typeof(TOutput));
}
sqlT.AfterRowReadAction = () =>
{
if (_row != null)
{
LogProgress();
DbConnectionManager.CheckLicenseOrThrow(ProgressCount);
Buffer.SendAsync(_row).Wait();
}
};
}
