Package org.apache.beam.sdk.io.mongodb

Class AggregationQuery

java.lang.Object

org.apache.beam.sdk.io.mongodb.AggregationQuery

All Implemented Interfaces:

Serializable, ProcessFunction<MongoCollection<Document>,MongoCursor<Document>>, SerializableFunction<MongoCollection<Document>,MongoCursor<Document>>

public abstract class AggregationQuery
extends Object
implements SerializableFunction<MongoCollection<Document>,MongoCursor<Document>>

Builds a MongoDB AggregateIterable object.

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
AggregationQuery()

Method Summary

Modifier and Type	Method	Description
MongoCursor<Document>	apply(MongoCollection<Document> collection)	Returns the result of invoking this function on the given input.
static AggregationQuery	create()
AggregationQuery	withMongoDbPipeline(List<BsonDocument> mongoDbPipeline)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

AggregationQuery

public AggregationQuery()

Method Details

create

public static AggregationQuery create()

withMongoDbPipeline

public AggregationQuery withMongoDbPipeline(List<BsonDocument> mongoDbPipeline)

apply

public MongoCursor<Document> apply(MongoCollection<Document> collection)

Description copied from interface: SerializableFunction

Returns the result of invoking this function on the given input.

Specified by:

apply in interface ProcessFunction<MongoCollection<Document>,MongoCursor<Document>>

Specified by:

apply in interface SerializableFunction<MongoCollection<Document>,MongoCursor<Document>>