Java development with MongoDB

To access a MongoDB database from a Java program, you must first download the mongo-java-driver JAR files. You can get them from here:

http://central.maven.org/maven2/org/mongodb/mongo-java-driver/

Choose a recent, stable version; like, 3.4.2. Download the two JAR files: mongo-java-driver-3.4.2.jar and mongo-java-driver-3.4.2-javadoc.jar.

The program in Listing 10-2 shows how to use Java to access a Mongo database, in this case our friends database:

Java development with MongoDB

Listing 10-2. Java program to print collection documents

At lines 18-20, we instantiate the three objects necessary to access our relatives collection: a MongoClient object, ...

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