How to use

org.apache.beam.sdk.transforms.Requirements

constructor

/** Describes the need for access to the given side inputs. */
public static Requirements requiresSideInputs(Collection<PCollectionView<?>> sideInputs) {
 return new Requirements(sideInputs);
}

/** Describes an empty set of requirements. */
public static Requirements empty() {
 return new Requirements(Collections.emptyList());
}