//[Test]
public void TestMultiThreadedWrites (){
Mongo db = new Mongo();
db.Connect();
IMongoCollection col = DB["threadinserts"];
List<string> identifiers = new List<string>{"A", "B", "C", "D"};
List<Thread> threads = new List<Thread>();
int iterations = 100;
foreach(string identifier in identifiers){
Inserter ins = new Inserter {Iterations = iterations, Identifier = identifier, Collection = col};
ThreadStart ts = new ThreadStart(ins.DoInserts);
Thread thread = new Thread(ts);
threads.Add(thread);
}
RunAndWait(threads);
try{
Assert.AreEqual(identifiers.Count * iterations, col.Count());
}catch(Exception e){
Assert.Fail(e.Message);
}
}
//[Test]
public void TestMultiThreadedReads(){
Mongo db = new Mongo();
db.Connect();
List<string> colnames = new List<string>{"threadsmallreads", "threadsmallreads",
"threadsmallreads", "threadsmallreads"};
List<Thread> threads = new List<Thread>();
List<Reader> readers = new List<Reader>();
int iterations = 50;
foreach(string colname in colnames){
Reader r = new Reader{Iterations = iterations, Collection = DB[colname]};
readers.Add(r);
ThreadStart ts = new ThreadStart(r.DoReads);
Thread thread = new Thread(ts);
threads.Add(thread);
}
RunAndWait(threads);
try{
//Connection still alive?
DB["smallreads"].Count();
}catch(Exception e){
Assert.Fail(e.Message);
}
foreach(Reader r in readers){
Assert.AreEqual(iterations, r.Count, "A reader did not read everytime.");
}
}
public void TestUnauthenticatedInsert(){
using(var mongo = new Mongo(_connectionString))
{
mongo.Connect();
TryInsertData(mongo);
}
}
public static void Main(string[] args)
{
SetupDocuments();
var m = new Mongo();
m.Connect();
var db = m["benchmark"];
db.Metadata.DropDatabase();
Console.WriteLine("Starting Tests");
RunEncodeTest("encode (small)", small);
RunEncodeTest("encode (medium)", medium);
RunEncodeTest("encode (large)", large);
RunDecodeTest("decode (small)", small);
RunDecodeTest("decode (medium)", medium);
RunDecodeTest("decode (large)", large);
db.Metadata.DropDatabase();
RunInsertTest("insert (small, no index)", db, "small_none", small, false, false);
RunInsertTest("insert (medium, no index)", db, "medium_none", medium, false, false);
RunInsertTest("insert (large, no index)", db, "large_none", large, false, false);
RunInsertTest("insert (small, indexed)", db, "small_index", small, true, false);
RunInsertTest("insert (medium, indexed)", db, "medium_index", medium, true, false);
RunInsertTest("insert (large, indexed)", db, "large_index", large, true, false);
RunInsertTest("batch insert (small, no index)", db, "small_bulk", small, false, true);
RunInsertTest("batch insert (medium, no index)", db, "medium_bulk", medium, false, true);
RunInsertTest("batch insert (large, no index)", db, "large_bulk", large, false, true);
var fonespec = new Document().Add("x", perTrial/2);
RunFindTest("find_one (small, no index)", db, "small_none", fonespec, false);
RunFindTest("find_one (medium, no index)", db, "medium_none", fonespec, false);
RunFindTest("find_one (large, no index)", db, "large_none", fonespec, false);
RunFindTest("find_one (small, indexed)", db, "small_index", fonespec, false);
RunFindTest("find_one (medium, indexed)", db, "medium_index", fonespec, false);
RunFindTest("find_one (large, indexed)", db, "large_index", fonespec, false);
RunFindTest("find (small, no index)", db, "small_none", fonespec, true);
RunFindTest("find (medium, no index)", db, "medium_none", fonespec, true);
RunFindTest("find (large, no index)", db, "large_none", fonespec, true);
RunFindTest("find (small, indexed)", db, "small_index", fonespec, true);
RunFindTest("find (medium, indexed)", db, "medium_index", fonespec, true);
RunFindTest("find (large, indexed)", db, "large_index", fonespec, true);
var findRange = new Document().Add("x", new Document().Add("$gt", perTrial/2).Add("$lt", perTrial/2 + batchSize));
RunFindTest("find range (small, indexed)", db, "small_index", findRange, true);
RunFindTest("find range (medium, indexed)", db, "medium_index", findRange, true);
RunFindTest("find range (large, indexed)", db, "large_index", findRange, true);
Console.WriteLine("Press any key to continue...");
Console.ReadKey();
}
public void TestGetDatabasesReturnsSomething()
{
using(var m = new Mongo(_connectionString))
{
m.Connect();
var databaseCount = m.GetDatabases().Count();
Assert.Greater(databaseCount, 1);
}
}
public static void SelectOne()
{
using (var mg = new Mongo(DBcon._connectionString))
{
mg.Connect();
var db = mg.GetDatabase(DBcon._database);
var list = db.GetCollection <NewModel>();
var newlist = list.FindOne(new Document()
{
{ "Name", "柏建峰2" }
});
Console.WriteLine(newlist.Age + "," + newlist.Name);
}
}
/// <summary>
/// 获取一条数据
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="collectionName"></param>
/// <param name="query"></param>
/// <returns></returns>
public static T GetOne <T>(string collectionName, Document query) where T : class
{
T result = default(T);
using (Mongo mongo = new Mongo(connectionString))
{
mongo.Connect();
IMongoDatabase friends = mongo.GetDatabase(database);
IMongoCollection <T> collection = friends.GetCollection <T>(collectionName);
result = collection.FindOne(query);
mongo.Disconnect();
}
return(result);
}
/// <summary>
/// 获取一条数据
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="collectionName"></param>
/// <param name="query"></param>
/// <returns></returns>
public static T GetFirst <T>(string collectionName, Document query, Document fields) where T : class
{
T result = default(T);
using (Mongo mongo = new Mongo(connectionString))
{
mongo.Connect();
IMongoDatabase friends = mongo.GetDatabase(database);
IMongoCollection <T> collection = friends.GetCollection <T>(collectionName);
result = collection.Find(query, fields).Skip(0).Limit(1).Documents.First();
mongo.Disconnect();
}
return(result);
}
public void ShouldGetDataFromLocalMongoDbServer()
{
//Given
Mongo db = new Mongo(string.Format("Server={0}:{1}", "localhost", "27017"));
db.Connect();
IMongoCollection collection = db["test"]["folks"];
Document doc1 = new Document()
{
{ "first_name", "Bill" }, { "middle_initial", "Q" }, { "last_name", "Jackson" }, { "address", "744 Nottingham St." }
};
Document doc2 = new Document()
{
{ "first_name", "Ralph" }, { "middle_initial", "M" }, { "last_name", "Buckingham" }, { "state", "CA" }
};
Document doc3 = new Document()
{
{ "first_name", "Ronald" }, { "middle_initial", "Q" }, { "last_name", "Weasly" }, { "city", "Santa Rosa" }
};
collection.Insert(doc1);
collection.Insert(doc2);
collection.Insert(doc3);
MainViewModel viewModel = new MainViewModel()
{
Server = "localhost",
Database = "test",
Port = "27017",
Query = "folks:this.middle_initial == 'Q'"
};
try
{
//When
viewModel.RunQueryCommand.Execute(null);
//Then
Assert.AreEqual(2, viewModel.Items.Count);
Assert.AreEqual(6, viewModel.Headers.Count); //including _id
}
finally
{
//Clean Up
collection.Delete(doc1);
collection.Delete(doc2);
collection.Delete(doc3);
}
}
public static void AddVedio()
{
using (var mg = new Mongo(DBcon._connectionString))
{
mg.Connect();
var db = mg.GetDatabase(DBcon._database);
var list = db.GetCollection <NewModel>();
var model = new NewModel()
{
Age = 2,
Name = "柏建峰2"
};
list.Insert(model);
}
}
public IEnumerable <DomainEvent> GetEvents(Guid aggregateRootId, int startSequence)
{
using (var mongo = new Mongo(configuration))
{
mongo.Connect();
var database = mongo.GetDatabase(databaseName);
var eventsCollection = database.GetCollection <DomainEvent>("events").Linq();
return((from domainEvent in eventsCollection
where domainEvent.AggregateRootId == aggregateRootId
where domainEvent.Sequence > startSequence
select domainEvent).ToList());
}
}
public void Insert(Session session)
{
Document newSession = new Document()
{
{ "SessionId", session.SessionID }, { "ApplicationName", session.ApplicationName }, { "Created", session.Created },
{ "Expires", session.Expires }, { "LockDate", session.LockDate }, { "LockId", session.LockID }, { "Timeout", session.Timeout }, { "Locked", session.Locked },
{ "SessionItems", session.SessionItems }, { "SessionItemsCount", session.SessionItemsCount }, { "Flags", session.Flags }
};
using (var mongo = new Mongo(connectionString))
{
mongo.Connect();
mongo[applicationName]["sessions"].Insert(newSession);
}
}
public void SetUp()
{
using(var mongo = new Mongo(_connectionString))
{
mongo.Connect();
var testDatabase = mongo[TestDatabaseName];
if(testDatabase.Metadata.FindUser(TestUser) == null)
testDatabase.Metadata.AddUser(TestUser, TestPass);
var adminDatabase = mongo["admin"];
if(adminDatabase.Metadata.FindUser(AdminUser) == null)
adminDatabase.Metadata.AddUser(AdminUser, AdminPass);
}
}
public void ShouldReturnAllDataFromCollection()
{
//Given
Mongo db = new Mongo(string.Format("Server={0}:{1}", "localhost", "27017"));
db.Connect();
IMongoCollection collection = db["test"]["folks"];
Document doc1 = new Document()
{
{ "first_name", "Bill" }, { "middle_initial", "Q" }, { "last_name", "Jackson" }, { "address", "744 Nottingham St." }
};
Document doc2 = new Document()
{
{ "first_name", "Ralph" }, { "middle_initial", "M" }, { "last_name", "Buckingham" }, { "state", "CA" }
};
Document doc3 = new Document()
{
{ "first_name", "Ronald" }, { "middle_initial", "Q" }, { "last_name", "Weasly" }, { "city", "Santa Rosa" }
};
collection.Insert(doc1);
collection.Insert(doc2);
collection.Insert(doc3);
var queryProvider = new MongoDbCSharpQuery();
try
{
//When
IEnumerable data = queryProvider.RunQuery("localhost", "test", "27017", "folks");
int numberOfRows = 0;
foreach (var row in data)
{
numberOfRows++;
}
//Then
Assert.AreEqual(3, numberOfRows);
}
finally
{
//Clean Up
collection.Delete(doc1);
collection.Delete(doc2);
collection.Delete(doc3);
queryProvider.Dispose();
}
}
public void Connect2Mongo(string ip, string port, string database)
{
try
{
var connstr = @"Server=" + ip + ":" + port; //外网地址
//var connstr = @"Server=localhost:27017";
_gMongo = new Mongo(connstr);
_gMongo.Connect();
_gTest = _gMongo[database];
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "异常信息");
}
}
public static List <VEHICLE> GetVehiclesByMarketMakeModel(string market, string make, string model, string pricerange)
{
List <VEHICLE> retval = null;
using (Mongo mongo = new Mongo(config.BuildConfiguration()))
{
mongo.Connect();
var db = mongo.GetDatabase(VehicleRecords.VEHICLE_DB.DataBaseName);
IMongoCollection <Document> collPriceRange = db.GetCollection <Document>(PRICERANGE.TableName);
Document qPriceRange = new Document();
qPriceRange["VALUENAME"] = pricerange;
Document docPriceRange = collPriceRange.FindOne(qPriceRange);
PRICERANGE pr = PRICERANGE.GetPRICERANGEFromDocument(docPriceRange);
IMongoCollection <Document> collVehicles = db.GetCollection <Document>(VEHICLE.TableName);
Document qVehicles = new Document();
qVehicles["MARKET"] = market;
if (make.Length > 0 && make != "All")
{
qVehicles["MAKE"] = make;
}
if (model.Length > 0 && model != "All")
{
qVehicles["MODEL"] = model;
}
qVehicles["STILL_FOR_SALE"] = "YES";
string where = $"(this.CURRENT_PRICE >= {pr.LOWBOUND} && this.CURRENT_PRICE <= {pr.HIGHBOUND})";
qVehicles.Add("$where", new Code(where));
VEHICLE[] foundvehicles = VEHICLE.GetVEHICLEsFromQueryDocument(collVehicles, qVehicles);
if (foundvehicles != null && foundvehicles.Count <VEHICLE>() > 0)
{
retval = foundvehicles.ToList <VEHICLE>();
}
mongo.Disconnect();
}
return(retval);
}
public void EvictExpiredSession(string id, string applicationName)
{
Document selector = new Document()
{
{ "SessionId", id }, { "ApplicationName", applicationName },
{ "Expires", new Document()
{
{ "$lt", DateTime.Now }
} }
};
using (var mongo = new Mongo(connectionString))
{
mongo.Connect();
mongo[applicationName]["sessions"].Remove(selector);
}
}
/// <summary>
/// 获取列表
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="collectionName"></param>
/// <param name="query"></param>
/// <param name="fields"></param>
/// <param name="sort"></param>
/// <param name="pageindex"></param>
/// <param name="pagesize"></param>
/// <returns></returns>
public static List <T> GetList <T>(string collectionName, object query, object fields, Document sort, int pageindex, int pagesize) where T : class
{
List <T> result = new List <T>();
using (Mongo mongo = new Mongo(connectionString))
{
mongo.Connect();
IMongoDatabase friends = mongo.GetDatabase(database);
IMongoCollection <T> collection = friends.GetCollection <T>(collectionName);
foreach (T entity in collection.Find(query, fields).Sort(sort).Skip((pageindex - 1) * pagesize).Limit(pagesize).Documents)
{
result.Add(entity);
}
mongo.Disconnect();
}
return(result);
}
public static void Main(string[] args)
{
SetupDocuments();
Mongo m = new Mongo();
m.Connect();
Database db = m["benchmark"];
db.MetaData.DropDatabase();
runInsertTest("insert (small, no index)", db, "small_none",small,false);
runInsertTest("insert (medium, no index)", db, "medium_none",medium,false);
runInsertTest("insert (large, no index)", db, "large_none",large,false);
runInsertTest("insert (small, indexed)", db, "small_index",small,true);
runInsertTest("insert (medium, indexed)", db, "medium_index",medium,true);
runInsertTest("insert (large, indexed)", db, "large_index",large,true);
}
/// <summary>
/// 构造函数。根据指定连接字符串和数据库名
/// </summary>
/// <param name="connectionString">连接字符串</param>
/// <param name="dbName">数据库名，可为空，但必须在任何操作数据库之前要调用UseDb()方法</param>
public MongoDBHelper(string connectionString, string dbName)
{
if (string.IsNullOrEmpty(connectionString))
{
throw new ArgumentNullException("connectionString");
}
_mongo = new Mongo(connectionString);
// 立即连接 MongoDB
_mongo.Connect();
if (!string.IsNullOrEmpty(dbName))
{
_db = _mongo.GetDatabase(dbName);
}
}
public void TestCode()
{
//链接字符串
string connectionString = "mongodb://localhost";
//数据库名
string databaseName = "myDatabase";
//集合名
string collectionName = "myCollection";
//定义Mongo服务
Mongo mongo = new Mongo(connectionString);
//获取databaseName对应的数据库，不存在则自动创建
MongoDatabase mongoDatabase = mongo.GetDatabase(databaseName) as MongoDatabase;
//获取collectionName对应的集合，不存在则自动创建
MongoCollection <T> mongoCollection = mongoDatabase.GetCollection <T>(collectionName) as MongoCollection <T>;
//链接数据库
mongo.Connect();
try
{
//定义一个文档对象，存入两个键值对
T doc = new T();
doc["ID"] = 1;
doc["Msg"] = "Hello World!";
//将这个文档对象插入集合
mongoCollection.Insert(doc);
//在集合中查找键值对为ID=1的文档对象
T docFind = mongoCollection.FindOne(new T {
{ "ID", 1 }
});
//输出查找到的文档对象中键“Msg”对应的值，并输出
Console.WriteLine(Convert.ToString(docFind["Msg"]));
}
finally
{
//关闭链接
mongo.Disconnect();
}
}
public static void UpdateVehicleRecord(VEHICLE veh)
{
using (Mongo mongo = new Mongo(config.BuildConfiguration()))
{
mongo.Connect();
var db = mongo.GetDatabase(VehicleRecords.VEHICLE_DB.DataBaseName);
IMongoCollection <Document> collVehicles;
collVehicles = db.GetCollection <Document>(VEHICLE.TableName);
Document qVeh = new Document();
qVeh["VIN"] = veh.VIN;
collVehicles.Remove(qVeh);
VEHICLE.InsertDocumentFromMEMBER(collVehicles, veh);
mongo.Disconnect();
}
}
/// <summary>
/// 获取一个通过查询条件的集合下所有数据
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="collectionName"></param>
/// <param name="query"></param>
/// <returns></returns>
public static List <T> GetList <T>(string collectionName, object query) where T : class
{
List <T> result = new List <T>();
using (Mongo mongo = new Mongo(connectionString))
{
mongo.Connect();
IMongoDatabase friends = mongo.GetDatabase(database);
IMongoCollection <T> collection = friends.GetCollection <T>(collectionName);
foreach (T entity in collection.Find(query).Documents)
{
result.Add(entity);
}
mongo.Disconnect();
}
return(result);
}
/// <summary>
/// 获取所有产品信息
/// </summary>
/// <returns></returns>
public static List <Products> ProductList()
{
try
{
using (Mongo mongo = new Mongo(_connectionString))
{
mongo.Connect();
var db = mongo.GetDatabase(_dbName);
var collection = db.GetCollection <Products>();
return(collection.FindAll().Documents.ToList());
}
}
catch (Exception ex)
{
log.Error(ex);
throw;
}
}
public static void Update()
{
using (var mg = new Mongo(DBcon._connectionString))
{
var model = new NewModel()
{
Age = 1,
Name = "修改过"
};
mg.Connect();
var db = mg.GetDatabase(DBcon._database);
var list = db.GetCollection <NewModel>();
list.Update(model, new Document()
{
{ "Age", model.Age }
});
}
}
//构造
public MongoDBUtility(string ConnString, string databaseName)
{
//根据 MongoConfiguration 实例化一个 mongodb-csharp Mongo核心类
mongo = new Mongo(InitMongoBuilder(ConnString));
//打开数据库连接
mongo.Connect();
try
{
//根据指定字符串获取mongodb对应的数据库
simple = mongo.GetDatabase(databaseName);
}
catch (Exception e)
{
//异常 释放当前对象
Dispose();
throw e;
}
}
/// <summary>
/// 获取所有员工客户信息
/// </summary>
/// <returns></returns>
public static List <StaffCustomer> StaffCustomerList()
{
try
{
using (Mongo mongo = new Mongo(_connectionString))
{
mongo.Connect();
var db = mongo.GetDatabase(_dbName);
var collection = db.GetCollection <StaffCustomer>();
return(collection.FindAll().Documents.ToList());
}
}
catch (Exception ex)
{
log.Error(ex);
return(new List <StaffCustomer>());
}
}
/// <summary>
/// 删除操作
/// </summary>
/// <param name="person"></param>
/// <returns></returns>
public void Delete(Expression <Func <TEntity, bool> > func)
{
try
{
mongoSelect.Connect();
var db = mongoSelect.GetDatabase(databaseName);
var collection = db.GetCollection <TEntity>(collectionName);
//这个地方要注意，一定要加上T参数，否则会当作object类型处理
collection.Remove <TEntity>(func);
}
catch (Exception ex)
{
throw ex;
}
}
public IEnumerable <DomainEvent> GetEventsByEventTypes(IEnumerable <Type> domainEventTypes)
{
using (var mongo = new Mongo(configuration))
{
mongo.Connect();
var database = mongo.GetDatabase(databaseName);
var selector = new Document {
{ "_t", new Document {
{ "$in", domainEventTypes.Select(t => t.Name).ToArray() }
} }
};
var cursor = database.GetCollection <DomainEvent>("events").Find(selector);
return(cursor.Documents.ToList());
}
}
public void Should_return_an_empty_list()
{
var SearchTags = new List<string> { "test" };
using (var mongo = new Mongo())
{
mongo.Connect();
var db = mongo.GetDatabase("posts");
var posts = db.GetCollection<Post>();
posts.Remove(x => true);
posts.Insert(new Post() { Tags = new List<string> { "test", "funny" } });
var result = SearchTags
.Aggregate(posts.Linq(), (current, tag) => current.Where(x => x.Tags.Contains(tag)))
.OrderByDescending(x => x.LastAccess)
.ToList();
Assert.AreEqual(1, result.Count);
}
}
/// <summary>
/// Подключаемся к БД
/// </summary>
/// <returns>Результат попытки подключения</returns>
private static bool ConnectToMongo()
{
db = new Mongo();
try
{
///Делаем попытку подключения
db.Connect();
///если все ок,возвращаем true
return(true);
}
catch (Exception)
{
///иначе -false
///для промтоты сделана
///такая "тупая" обработка
///ошибки
return(false);
}
}
/// <summary>
/// 更新实体
/// </summary>
/// <param name="user"></param>
public static void Update(Staff user)
{
try
{
using (Mongo mongo = new Mongo(_connectionString))
{
mongo.Connect();
var db = mongo.GetDatabase(_dbName);
var collection = db.GetCollection <Staff>();
// 更新对象
collection.Update(user, item => item.Id == user.Id);
}
}
catch (Exception ex)
{
log.Error(ex);
}
}
public void GetMongoDBData()
{
var mongo = new Mongo();
mongo.Connect();
//Get the blog database. If it doesn't exist, that's ok because MongoDB will create it
//for us when we first use it. Awesome!!!
var db = mongo.GetDatabase("blog");
//Get the Post collection. By default, we'll use
//the name of the class as the collection name. Again,
//if it doesn't exist, MongoDB will create it when we first use it.
var collection = db.GetCollection <Post>();
//this deletes everything out of the collection so we can run this over and over again.
collection.Remove(p => true);
//Create a Post to enter into the database.
var post = new Post()
{
Title = "My First Post",
Body = "This isn't a very long post.",
CharCount = 27,
Comments = new List <Comment>
{
{ new Comment()
{
TimePosted = new DateTime(2010, 1, 1),
Email = "*****@*****.**",
Body = "This article is too short!"
} },
{ new Comment()
{
TimePosted = new DateTime(2010, 1, 2),
Email = "*****@*****.**",
Body = "I agree with Bob."
} }
}
};
collection.Save(post);
}
public void SetUp()
{
using (var mongo = new Mongo(_connectionString))
{
mongo.Connect();
var testDatabase = mongo[TestDatabaseName];
if (testDatabase.Metadata.FindUser(TestUser) == null)
{
testDatabase.Metadata.AddUser(TestUser, TestPass);
}
var adminDatabase = mongo["admin"];
if (adminDatabase.Metadata.FindUser(AdminUser) == null)
{
adminDatabase.Metadata.AddUser(AdminUser, AdminPass);
}
}
}
public void ShouldReturnCollectionsFromDatabase()
{
//Given
Mongo db = new Mongo(string.Format("Server={0}:{1}", "localhost", "27017"));
db.Connect();
IMongoCollection collection = db["test"]["folks"];
Document doc1 = new Document()
{
{ "first_name", "Bill" }, { "middle_initial", "Q" }, { "last_name", "Jackson" }, { "address", "744 Nottingham St." }
};
Document doc2 = new Document()
{
{ "first_name", "Ralph" }, { "middle_initial", "M" }, { "last_name", "Buckingham" }, { "state", "CA" }
};
Document doc3 = new Document()
{
{ "first_name", "Ronald" }, { "middle_initial", "Q" }, { "last_name", "Weasly" }, { "city", "Santa Rosa" }
};
collection.Insert(doc1);
collection.Insert(doc2);
collection.Insert(doc3);
var queryProvider = new MongoDbCSharpQuery();
try
{
//When
IList <string> collections = queryProvider.GetCollections("localhost", "test", "27017");
//Then
Assert.IsNotNull(collections.Where(c => c == "folks").SingleOrDefault());
}
finally
{
//Clean Up
collection.Delete(doc1);
collection.Delete(doc2);
collection.Delete(doc3);
queryProvider.Dispose();
}
}
private void button4_Click(object sender, EventArgs e)
{
//链接字符串
string connectionString = "mongodb://localhost";
//数据库名
string databaseName = "myDatabase";
//集合名
string collectionName = "myCollection";
//定义Mongo服务
Mongo mongo = new Mongo(connectionString);
//获取databaseName对应的数据库，不存在则自动创建
MongoDatabase mongoDatabase = mongo.GetDatabase(databaseName) as MongoDatabase;
//获取collectionName对应的集合，不存在则自动创建
MongoCollection <Document> mongoCollection = mongoDatabase.GetCollection <Document>(collectionName) as MongoCollection <Document>;
//链接数据库
mongo.Connect();
try
{
//定义一个文档对象，存入两个键值对
Document doc = new Document();
doc["ID"] = 1;
doc["Msg"] = "Hello World!";
//将这个文档对象插入集合
mongoCollection.Insert(doc);
//在集合中查找键值对为ID=1的文档对象
Document docFind = mongoCollection.FindOne(new Document {
{ "ID", 1 }
});
//输出查找到的文档对象中键“Msg”对应的值，并输出
//Console.WriteLine(Convert.ToString(docFind["Msg"]));
MessageBox.Show(Convert.ToString(docFind["Msg"]));
}
finally
{
//关闭链接
mongo.Disconnect();
}
}
public void UpdateSessionExpiration(string id, string applicationName, double timeout)
{
Document selector = new Document()
{
{ "SessionId", id }, { "ApplicationName", applicationName }
};
Document sessionUpdate = new Document()
{
{ "$set", new Document()
{
{ "Expires", DateTime.Now.AddMinutes(timeout) }
} }
};
using (var mongo = new Mongo(connectionString))
{
mongo.Connect();
mongo[applicationName]["sessions"].Update(sessionUpdate, selector, 0, false);
}
}
public void UpdateSession(string id, int timeout, Binary sessionItems, string applicationName, int sessionItemsCount, object lockId)
{
Document selector = new Document()
{
{ "SessionId", id }, { "ApplicationName", applicationName }, { "LockId", lockId }
};
Document session = new Document()
{
{ "$set", new Document()
{
{ "Expires", DateTime.Now.AddMinutes((double)timeout) }, { "Timeout", timeout }, { "Locked", false }, { "SessionItems", sessionItems }, { "SessionItemsCount", sessionItemsCount }
} }
};
using (var mongo = new Mongo(connectionString))
{
mongo.Connect();
mongo[applicationName]["sessions"].Update(session, selector, 0, false);
}
}
private Mongo ConnectAndAuthenticatedMongo(string username,string password)
{
var builder = new MongoConnectionStringBuilder(_connectionString)
{
Username = username,
Password = password
};
var mongo = new Mongo(builder.ToString());
mongo.Connect();
return mongo;
}
public void TestMultiThreadedReadsAndWrites(){
Mongo db = new Mongo();
db.Connect();
IMongoCollection col = DB["threadreadinserts"];
List<string> identifiers = new List<string>{"A", "B", "C", "D"};
List<string> colnames = new List<string>{"threadsmallreads", "threadsmallreads",
"threadsmallreads", "threadsmallreads"};
List<Thread> threads = new List<Thread>();
List<Reader> readers = new List<Reader>();
int writeiterations = 100;
int readiterations = 50;
foreach(string identifier in identifiers){
Inserter ins = new Inserter {Iterations = writeiterations, Identifier = identifier, Collection = col};
ThreadStart ts = new ThreadStart(ins.DoInserts);
Thread thread = new Thread(ts);
threads.Add(thread);
}
foreach(string colname in colnames){
Reader r = new Reader{Iterations = readiterations, Collection = DB[colname]};
readers.Add(r);
ThreadStart ts = new ThreadStart(r.DoReads);
Thread thread = new Thread(ts);
threads.Add(thread);
}
RunAndWait(threads);
try{
Assert.AreEqual(identifiers.Count * writeiterations, col.Count());
}catch(Exception e){
Assert.Fail(e.Message);
}
foreach(Reader r in readers){
Assert.AreEqual(readiterations, r.Count, "A reader did not read everytime.");
}
}
public void TestConnectThrowIfConnectionFailed(){
using(var m = new Mongo("Server=notexists"))
m.Connect();
}
public static void MongoConnection()
{
string connstr = @"Server=" + MongoXml.GetConfig()[0] + ":" + MongoXml.GetConfig()[1];
_gMongo = new Mongo(connstr);
_gMongo.Connect();
}