internal void Populate(
ConnectorTypeMapper typeMapper, string name, uint tableOID, short columnAttributeNumber,
uint oid, short typeSize, int typeModifier, FormatCode formatCode
)
{
_typeMapper = typeMapper;
Name = name;
TableOID = tableOID;
ColumnAttributeNumber = columnAttributeNumber;
TypeOID = oid;
TypeSize = typeSize;
TypeModifier = typeModifier;
FormatCode = formatCode;
RealHandler = typeMapper.GetByOID(TypeOID);
ResolveHandler();
}
public override async ValueTask <object[]> Read(NpgsqlReadBuffer buf, int len, bool async, FieldDescription?fieldDescription = null)
{
await buf.Ensure(4, async);
var fieldCount = buf.ReadInt32();
var result = new object[fieldCount];
for (var i = 0; i < fieldCount; i++)
{
await buf.Ensure(8, async);
var typeOID = buf.ReadUInt32();
var fieldLen = buf.ReadInt32();
if (fieldLen == -1) // Null field, simply skip it and leave at default
{
continue;
}
result[i] = await _typeMapper.GetByOID(typeOID).ReadAsObject(buf, fieldLen, async);
}
return(result);
}