public static void GetSlotNames(RoleMappedSchema schema, RoleMappedSchema.ColumnRole role, int vectorSize, ref VBuffer <ReadOnlyMemory <char> > slotNames)
{
Contracts.CheckValueOrNull(schema);
Contracts.CheckParam(vectorSize >= 0, nameof(vectorSize));
IReadOnlyList <ColumnInfo> list;
if ((list = schema?.GetColumns(role)) == null || list.Count != 1 || !schema.Schema.HasSlotNames(list[0].Index, vectorSize))
{
VBufferUtils.Resize(ref slotNames, vectorSize, 0);
}
else
{
schema.Schema.GetMetadata(Kinds.SlotNames, list[0].Index, ref slotNames);
}
}
public static void GetSlotNames(RoleMappedSchema schema, RoleMappedSchema.ColumnRole role, int vectorSize, ref VBuffer <DvText> slotNames)
{
Contracts.CheckValueOrNull(schema);
Contracts.CheckValue(role.Value, nameof(role));
Contracts.CheckParam(vectorSize >= 0, nameof(vectorSize));
IReadOnlyList <ColumnInfo> list;
if ((list = schema?.GetColumns(role)) == null || list.Count != 1 || !schema.Schema.HasSlotNames(list[0].Index, vectorSize))
{
slotNames = new VBuffer <DvText>(vectorSize, 0, slotNames.Values, slotNames.Indices);
}
else
{
schema.Schema.GetMetadata(Kinds.SlotNames, list[0].Index, ref slotNames);
}
}
