Package com.sap.cds.ql.cqn.transformation

Interface CqnHierarchySubsetTransformation

All Superinterfaces:

CqnHierarchyTransformation, CqnTransformation, JSONizable

All Known Subinterfaces:

CqnAncestorsTransformation, CqnDescendantsTransformation

@Beta
public interface CqnHierarchySubsetTransformation
extends CqnHierarchyTransformation

Nested Class Summary

Nested classes/interfaces inherited from interface com.sap.cds.ql.cqn.transformation.CqnTransformation

CqnTransformation.Kind

Field Summary

Fields inherited from interface com.sap.cds.ql.cqn.transformation.CqnTransformation

IDENTITY

Method Summary

Modifier and Type	Method	Description
int	distanceFromStart()	Returns the maximum distance between start nodes and ancestors or descendants
boolean	keepStart()	Returns whether the start nodes, i.e. the nodes after applying the transformations, should be included
List<CqnTransformation>	transformations()	Returns the transformations, which are applied to the input set before the ancestors/descendants are determined.

Methods inherited from interface com.sap.cds.ql.cqn.transformation.CqnHierarchyTransformation

hierarchyQualifier, hierarchyReference, nodeProperty

Methods inherited from interface com.sap.cds.ql.cqn.transformation.CqnTransformation

kind, rowType, toJson

Method Details

transformations

List<CqnTransformation> transformations()

Returns the transformations, which are applied to the input set before the ancestors/descendants are determined. Typically, a filter or a search transformation is applied.

Returns:

the transformations

distanceFromStart

int distanceFromStart()

Returns the maximum distance between start nodes and ancestors or descendants

Returns:

the maximum distance between start nodes and ancestors or descendants

keepStart

boolean keepStart()

Returns whether the start nodes, i.e. the nodes after applying the transformations, should be included

Returns:

true, if the start nodes should be include; false, otherwise