protected override void GetMetadataCore <TValue>(string kind, int iinfo, ref TValue value)
{
Contracts.Assert(0 <= iinfo & iinfo < InfoCount);
if (kind == MetadataUtils.Kinds.IsNormalized && !UseCounter[iinfo])
{
MetadataUtils.Marshal <bool, TValue>(IsNormalized, iinfo, ref value);
return;
}
base.GetMetadataCore(kind, iinfo, ref value);
}
public override void GetMetadata <TValue>(string kind, int col, ref TValue value)
{
Contracts.CheckNonEmpty(kind, nameof(kind));
Contracts.CheckParam(0 <= col && col < ColumnCount, nameof(col));
if (col == base.ColumnCount && kind == MetadataUtils.Kinds.IsNormalized)
{
MetadataUtils.Marshal <bool, TValue>(IsNormalized, col, ref value);
}
else
{
base.GetMetadata <TValue>(kind, col, ref value);
}
}
public void GetMetadata <TValue>(string kind, int col, ref TValue value)
{
_ectx.CheckNonEmpty(kind, nameof(kind));
_ectx.CheckParam(0 <= col && col < ColumnCount, nameof(col));
if (kind == MetadataUtils.Kinds.SlotNames && _getSlotNamesDict.ContainsKey(_names[col]))
{
MetadataUtils.Marshal <VBuffer <ReadOnlyMemory <char> >, TValue>(GetSlotNames, col, ref value);
}
else if (kind == MetadataUtils.Kinds.KeyValues && _getKeyValuesDict.ContainsKey(_names[col]))
{
MetadataUtils.Marshal <VBuffer <ReadOnlyMemory <char> >, TValue>(GetKeyValues, col, ref value);
}
else
{
throw MetadataUtils.ExceptGetMetadata();
}
}
