mongodb.Ratings_5.java Source code

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Here is the source code for mongodb.Ratings_5.java

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package mongodb;

import com.mongodb.DB;
import com.mongodb.DBCollection;
import java.net.UnknownHostException;
import java.util.List;
import com.mongodb.MongoClient;
import com.mongodb.BasicDBObject;

/**
 *
 * @author cheryldsouza
 */
public class Ratings_5 {
    public static void main(String[] args) throws UnknownHostException {
        MongoClient mongo = new MongoClient();
        DB db = mongo.getDB("db");
        DBCollection Collection = db.getCollection("ratings");

        //Specifying Rating = 5 in BasicDBObject since we want to find out movie id's for which Rating = 3
        BasicDBObject object = new BasicDBObject("Rating", 3);

        //Creating List to find out distinct movie ids which have rating = 3
        List MovieId = Collection.distinct("MovieID", object);

        System.out.println("The Movie Id's with rating 3: \n");

        for (int i = 0; i < MovieId.size(); i++) {
            System.out.println(MovieId.get(i).toString());
        }

    }
}