org.nuxeo.mongodb.core

Class MongoDBConnectionHelper

java.lang.Object

org.nuxeo.mongodb.core.MongoDBConnectionHelper

public class MongoDBConnectionHelper
extends Object

Helper for connection to the MongoDB server

Since:

9.1

Method Summary

Modifier and Type	Method and Description
static com.mongodb.client.MongoCollection<org.bson.Document>	getCollection(com.mongodb.MongoClient mongoClient, String dbname, String collection) Retrieve a collection from the MongoDB server
static com.mongodb.client.MongoDatabase	getDatabase(com.mongodb.MongoClient mongoClient, String dbname)
static boolean	hasCollection(com.mongodb.MongoClient mongoClient, String dbname, String collection) Check if the collection exists and if it is not empty
static com.mongodb.MongoClient	newMongoClient(String server) Initialize a connection to the MongoDB server

Methods inherited from class java.lang.Object

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

Method Detail

newMongoClient

public static com.mongodb.MongoClient newMongoClient(String server)

Initialize a connection to the MongoDB server

Parameters:

server - the server url

Returns:

the MongoDB client

getDatabase

public static com.mongodb.client.MongoDatabase getDatabase(com.mongodb.MongoClient mongoClient,
                                                           String dbname)

Returns:

a database representing the specified database

getCollection

public static com.mongodb.client.MongoCollection<org.bson.Document> getCollection(com.mongodb.MongoClient mongoClient,
                                                                                  String dbname,
                                                                                  String collection)

Retrieve a collection from the MongoDB server

hasCollection

public static boolean hasCollection(com.mongodb.MongoClient mongoClient,
                                    String dbname,
                                    String collection)

Check if the collection exists and if it is not empty

Parameters:

mongoClient - the Mongo client

dbname - the database name

collection - the collection name

Returns:

true if the collection exists and not empty, false otherwise