public class MongoApp2 {
private static final Log log = LogFactory.getLog(MongoApp.class);
public static void main(String[] args) throws Exception {
MongoOperations mongoOps = new MongoTemplate(new SimpleMongoDbFactory(
new Mongo(), "database"));
Person p = new Person("Joe", 34);
// Insert is used to initially store the object into the database.
mongoOps.insert(p);
log.info("Insert: " + p); // Find
p = mongoOps.findById(p.getId(), Person.class);
log.info("Found: " + p); // Update
mongoOps.updateFirst(query(where("name").is("Joe")), update("age", 35),
Person.class);
p = mongoOps.findOne(query(where("name").is("Joe")), Person.class);
log.info("Updated: " + p); // Delete mongoOps.remove(p);
// Check that deletion worked
List<Person> people = mongoOps.findAll(Person.class);
log.info("Number of people = : " + people.size());
// mongoOps.dropCollection(Person.class);
}