@FunctionalInterface public interface InputGrouper
Modifier and Type | Method and Description |
---|---|
String |
deriveGroupKeyOptional(Path identifier)
Derives a key for the group from
identifier . |
String deriveGroupKeyOptional(Path identifier) throws DerivePathException
identifier
.
This key determines which group input
belongs to e.g. like a GROUP BY key in
databases.
identifier
- an identifier for an input, expressed as a Path
.DerivePathException
- if a key cannot be derived from identifier
successfully.Copyright © 2010–2023 Owen Feehan, ETH Zurich, University of Zurich, Hoffmann-La Roche. All rights reserved.