How to add Users to MongoDB 

MongoDB is a scalable, high-performance, open source NoSQL database. It offers Ad hoc queries, Indexing, Replication, Load balancing, File storage (GridFS), Aggregation, MapReduce and Server-side JavaScript execution. This requires the library mongo-2.8.0.jar to be present in the classpath. The following example shows how to add users to the given Mongo database.

File Name  :   com/bethecoder/tutorials/mongodb/tests/AddUserToDatabaseTest.java  Author  :   Sudhakar KV Email  :   [email protected]

package com.bethecoder.tutorials.mongodb.tests; import java.net.UnknownHostException; import com.mongodb.DB; import com.mongodb.Mongo; import com.mongodb.MongoException; public class AddUserToDatabaseTest {   /**    * @param args    */   public static void main(String[] args) {     try {       //Connect to mongoDB with given IP and PORT       Mongo mongo = new Mongo("localhost", 27017);              //Get the database object       DB database = mongo.getDB("mytestdb");              String username = null;       String password = null;              for (int i = 0 ; i < 4 ; i ++) {         username = "user" + (i+1);         password = "mypassword" + (i+1);                  //Add a new user to database         //Stores password in MD5 format         database.addUser(username, password.toCharArray());       }              for (int i = 0 ; i < 4 ; i ++) {         username = "readonlyuser" + (i+1);         password = "mypassword" + (i+1);                  //Add a new read-only user to database         //Stores password in MD5 format         database.addUser(username, password.toCharArray(), true);       }            } catch (UnknownHostException e) {       e.printStackTrace();     } catch (MongoException e) {       e.printStackTrace();     }   } }