Interface FieldsExposingAggregationOperation.InheritsFieldsAggregationOperation

All Superinterfaces:

AggregationOperation, FieldsExposingAggregationOperation

All Known Implementing Classes:

AddFieldsOperation, GraphLookupOperation, LookupOperation, MergeOperation, SetOperation, SetWindowFieldsOperation, UnsetOperation, UnwindOperation

Enclosing interface:

FieldsExposingAggregationOperation

public static interface FieldsExposingAggregationOperation.InheritsFieldsAggregationOperation
extends FieldsExposingAggregationOperation

Marker interface for AggregationOperation that inherits fields from previous operations.

Author:

Thomas Darimont, Mark Paluch

Nested Class Summary

Nested classes/interfaces inherited from interface FieldsExposingAggregationOperation

FieldsExposingAggregationOperation.InheritsFieldsAggregationOperation

Method Summary

Modifier and Type	Method	Description
default boolean	inheritsFields()

Methods inherited from interface AggregationOperation

getOperator, toDocument, toPipelineStages

Methods inherited from interface FieldsExposingAggregationOperation

getFields

Method Details

inheritsFields

default boolean inheritsFields()

Specified by:

inheritsFields in interface FieldsExposingAggregationOperation

Returns:

true to conditionally inherit fields from previous operations.