org.apache.flink.connector.mongodb.common.utils

Class MongoUtils

java.lang.Object

org.apache.flink.connector.mongodb.common.utils.MongoUtils

@Internal
public class MongoUtils
extends Object

A util class with some helper method for MongoDB commands.

Method Summary

Modifier and Type	Method and Description
static org.bson.BsonDocument	collStats(com.mongodb.client.MongoClient mongoClient, com.mongodb.MongoNamespace namespace)
static boolean	isShardedCollectionDropped(org.bson.BsonDocument collectionMetadata)
static org.bson.conversions.Bson	project(List<String> projectedFields)
static List<org.bson.BsonDocument>	readChunks(com.mongodb.client.MongoClient mongoClient, org.bson.BsonDocument collectionMetadata)
static Optional<org.bson.BsonDocument>	readCollectionMetadata(com.mongodb.client.MongoClient mongoClient, com.mongodb.MongoNamespace namespace)
static org.bson.BsonDocument	splitVector(com.mongodb.client.MongoClient mongoClient, com.mongodb.MongoNamespace namespace, org.bson.BsonDocument keyPattern, int maxChunkSizeMB)
static org.bson.BsonDocument	splitVector(com.mongodb.client.MongoClient mongoClient, com.mongodb.MongoNamespace namespace, org.bson.BsonDocument keyPattern, int maxChunkSizeMB, org.bson.BsonDocument min, org.bson.BsonDocument max)

Methods inherited from class java.lang.Object

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

Method Detail

collStats

public static org.bson.BsonDocument collStats(com.mongodb.client.MongoClient mongoClient,
                                              com.mongodb.MongoNamespace namespace)

splitVector

public static org.bson.BsonDocument splitVector(com.mongodb.client.MongoClient mongoClient,
                                                com.mongodb.MongoNamespace namespace,
                                                org.bson.BsonDocument keyPattern,
                                                int maxChunkSizeMB)

splitVector

public static org.bson.BsonDocument splitVector(com.mongodb.client.MongoClient mongoClient,
                                                com.mongodb.MongoNamespace namespace,
                                                org.bson.BsonDocument keyPattern,
                                                int maxChunkSizeMB,
                                                @Nullable
                                                org.bson.BsonDocument min,
                                                @Nullable
                                                org.bson.BsonDocument max)

readCollectionMetadata

public static Optional<org.bson.BsonDocument> readCollectionMetadata(com.mongodb.client.MongoClient mongoClient,
                                                                     com.mongodb.MongoNamespace namespace)

isShardedCollectionDropped

public static boolean isShardedCollectionDropped(org.bson.BsonDocument collectionMetadata)

readChunks

public static List<org.bson.BsonDocument> readChunks(com.mongodb.client.MongoClient mongoClient,
                                                     org.bson.BsonDocument collectionMetadata)

project

public static org.bson.conversions.Bson project(List<String> projectedFields)