MongoDB request DSL • opensavvy.ktmongo.dsl.aggregation.stages • HasCount

HasCount

interface HasCount<Document : Any> : Pipeline<Document> 

Pipeline implementing the $count stage.

Inheritors

• AggregationPipeline

Properties

context

abstract val context: 

The context used to generate this pipeline.

Functions

countTo

open fun <Output : Any> countTo(field: KProperty1<Output, Number>): Pipeline<Output>

Counts how many elements exist in the pipeline and outputs a single document containing a single field containing the count.

open fun <Output : Any> countTo(field: Field<Output, Number>): Pipeline<Output>

Counts how many elements exist in the pipeline and outputs a single document containing a single field containing the count.

reinterpret

abstract fun <New : Any> reinterpret(): Pipeline<New>

Changes the type of the returned document, with no type-safety.

toString

abstract override fun toString(): String

JSON representation of this pipeline.

withStage

abstract fun withStage(stage: BsonNode): Pipeline<Document>

Creates a new pipeline that expands on the current one by adding stage.

writeTo

abstract fun writeTo(writer: )

Writes the entire pipeline into writer.