private async Task <bool> ReadImpl(AsyncWrappingCommonArgs async)
{
CheckState();
var retValue = false;
if (IsCommandBehavior(CommandBehavior.SingleRow) && _position != StartPosition)
{
}
else
{
if (IsCommandBehavior(CommandBehavior.SchemaOnly))
{
}
else
{
_row = await _command.Fetch(async).ConfigureAwait(false);
if (_row != null)
{
_position++;
retValue = true;
}
else
{
_eof = true;
}
}
}
return(retValue);
}
public override bool Read()
{
CheckState();
var retValue = false;
if (IsCommandBehavior(CommandBehavior.SingleRow) && _position != StartPosition)
{
}
else
{
if (IsCommandBehavior(CommandBehavior.SchemaOnly))
{
}
else
{
_row = _command.Fetch();
if (_row != null)
{
_position++;
retValue = true;
}
else
{
_eof = true;
}
}
}
return(retValue);
}
public override bool Read()
{
CheckState();
if (IsCommandBehavior(CommandBehavior.SchemaOnly))
{
return(false);
}
else if (IsCommandBehavior(CommandBehavior.SingleRow) && _position != StartPosition)
{
return(false);
}
else
{
using (var explicitCancellation = ExplicitCancellation.Enter(CancellationToken.None, _command.Cancel))
{
_row = _command.Fetch();
if (_row != null)
{
_position++;
return(true);
}
else
{
_eof = true;
return(false);
}
}
}
}