mongoClient.close() Example – Connection to MongoDB using Javaįollowing is an example Java Program to demonstrate on how to establish a connection to MongoDB by creating a MongoClient :Įxample.java import Once you are done with the MongoDB Operations, close the connection between MongoClient and MongoDB Daemon Service. If there is no exception thrown during MongoClient creation, your MongoClient is successfully connected to MongoDB. With the details provided, mongoClient creates a new Client to the MongoDB. Host (String) and port (Integer) are IP Address or hostname and Port Number respectively at which MongoDB Daemon Service is running. MongoClient mongoClient = new MongoClient( host, port ) In your Java Program, create a new MongoClient with host and port provided as arguments to the constructor. In Eclipse, follow this menu navigation path: Project -> Properties -> Java Build Path -> Libraries -> Add Jars -> Select the jar -> Click “Apply” -> Click “OK”. In IntelliJ IDEA, copy the jar file to lib folder, then right click on the jar file and ‘Add as Library’. For this tutorial, we shall download 3.5.0, which was then latest. Download latest available MongoDB Java Driver from Maven Repository.
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