using System;

using MongoDB.Bson;

using MongoDB.Driver;

using MongoDB.Driver.Linq;

using MongoDB.Driver.Builders;

namespace MongoDbDemo

{

    public class MongoDbHelper

    {

        public static void TestMongoDb()

        {

            var connectionString = "mongodb://192.168.201.140:27017";

            var client = new MongoClient(connectionString);

            var server = client.GetServer();

            var database = server.GetDatabase("test");

            var collection = database.GetCollection<Entity>("entities");

            var entity = new Entity { Name = "Tom" };

            collection.Insert(entity);

            var id = entity.Id;

            var query = Query<Entity>.EQ(e => e.Id, id);

            entity = collection.FindOne(query);

            entity.Name = "Dick";

            collection.Save(entity);

            var update = Update<Entity>.Set(e => e.Name, "Harry");

            collection.Update(query, update);

            collection.Remove(query);

        }

    }

    public class Entity

    {

        public ObjectId Id { get; set; }

        public string Name { get; set; }

    }

}