public BD2ServiceAgent(Database database, ServiceAgentMode serviceAgentMode, ObjectBusSession objectBusSession, Action flush)
: base(serviceAgentMode, objectBusSession, flush, false)
{
if (database == null)
throw new ArgumentNullException ("database");
this.database = database;
}
public Agent(ServiceAgentMode serviceAgentMode, ObjectBusSession objectBusSession, Action flush, ChannelControl channelControl)
: base(serviceAgentMode, objectBusSession, flush, false)
{
objectBusSession.RegisterType (typeof(GetPublicKeyRequestMessage), GetPublicKeyRequestMessageReceived);
objectBusSession.RegisterType (typeof(CreateChannelRequestMessage), CreateChannelRequestMessageReceived);
this.channelControl = channelControl;
}
//SortedDictionary<Guid, Column> columns = new SortedDictionary<Guid, Column> ();
//SortedDictionary<int, SortedDictionary<string,Column>> tableColumns = new SortedDictionary<int, SortedDictionary<string, Column>> ();
ServiceAgent(ServiceAgentMode serviceAgentMode, ObjectBusSession objectBusSession, Action flush, ServiceParameters parameters)
: base(serviceAgentMode, objectBusSession, flush, false)
{
if (serviceAgentMode != ServiceAgentMode.Server)
throw new Exception ("This service agent can only be run in server mode.");
connectionString = parameters.ConnectionString;
objectBusSession.RegisterType (typeof(GetTablesRequestMessage), GetTablesRequestMessageReceived);
objectBusSession.RegisterType (typeof(GetColumnsRequestMessage), GetColumnsRequestMessageReceived);
objectBusSession.RegisterType (typeof(GetRowsRequestMessage), GetRowsRequestMessageReceived);
objectBusSession.RegisterType (typeof(GetForeignKeyRelationsRequestMessage), GetForeignKeyRelationsRequestMessageReceived);
tfqns.Add (48, "System.Byte");
tfqns.Add (173, "System.Byte[]");
tfqns.Add (165, "System.Byte[]");
tfqns.Add (52, "System.Int16");
tfqns.Add (56, "System.Int32");
tfqns.Add (127, "System.Int64");
tfqns.Add (62, "System.Double");
tfqns.Add (106, "System.Double");
tfqns.Add (108, "System.Double");
tfqns.Add (231, "System.String");
tfqns.Add (239, "System.String");
tfqns.Add (175, "System.String");
tfqns.Add (104, "System.Boolean");
tfqns.Add (34, "System.Byte[]");
tfqns.Add (36, "System.Guid");
tfqns.Add (41, "System.DateTime");
tfqns.Add (42, "System.DateTime");
tfqns.Add (43, "System.DateTime");
tfqns.Add (61, "System.DateTime");
}
public static ServiceAgent CreateAgent(ServiceAgentMode serviceAgentMode, ObjectBusSession objectBusSession, Action flush, byte[] parameters)
{
#if TRACE
Console.WriteLine (new System.Diagnostics.StackTrace (true).GetFrame (0));
#endif
return new StreamPairAgent (serviceAgentMode, objectBusSession, flush, true);
}
void StreamHandlerCallback(byte[] messageContents)
{
#if TRACE
Console.WriteLine(new System.Diagnostics.StackTrace(true).GetFrame(0));
#endif
if (messageContents == null)
{
throw new ArgumentNullException("messageContents");
}
if (messageContents.Length < 32)
{
throw new ArgumentException("messageContents cannot be less than 16 bytes.");
}
byte[] sessionIDBytes = new byte[16];
System.Buffer.BlockCopy(messageContents, 0, sessionIDBytes, 0, 16);
Guid sessionID = new Guid(sessionIDBytes);
ObjectBusSession session = null;
if (sessionID == Guid.Empty)
{
session = systemSession;
}
else
{
lock (sessions)
session = sessions [sessionID];
}
byte[] bytes = new byte[messageContents.Length - 16];
System.Buffer.BlockCopy(messageContents, 16, bytes, 0, messageContents.Length - 16);
System.Threading.ThreadPool.QueueUserWorkItem((new tpmessage(streamHandlerCallbackHandlers [session], bytes)).tpcallback);
}
StreamPairAgent(ServiceAgentMode serviceAgentMode, ObjectBusSession objectBusSession, Action flush, bool run)
: base(serviceAgentMode, objectBusSession, flush, run)
{
#if TRACE
Console.WriteLine (new System.Diagnostics.StackTrace (true).GetFrame (0));
#endif
objectBusSession.RegisterType (typeof(StreamPairMessage), StreamPairMessageReceived);
}
void DestroyHandler(ObjectBusSession session)
{
#if TRACE
Console.WriteLine(new System.Diagnostics.StackTrace(true).GetFrame(0));
#endif
ServiceDestroyMessage serviceDestroy = new ServiceDestroyMessage(session.SessionID);
SendMessage(serviceDestroy);
DestroySession(serviceDestroy);
}
public ObjectBusSession CreateSession(Guid sessionID, Action<ObjectBusSession> sessionDisconnected)
{
#if TRACE
Console.WriteLine (new System.Diagnostics.StackTrace (true).GetFrame (0));
#endif
ObjectBusSession session = new ObjectBusSession (sessionID, SendMessageHandler, RegisterStreamHandlerCallbackHandler, DestroyHandler, sessionDisconnected, sessionReady);
lock (sessions)
sessions.Add (sessionID, session);
return session;
}
public ObjectBusSession CreateSession(Guid sessionID, Action <ObjectBusSession> sessionDisconnected)
{
#if TRACE
Console.WriteLine(new System.Diagnostics.StackTrace(true).GetFrame(0));
#endif
ObjectBusSession session = new ObjectBusSession(sessionID, SendMessageHandler, RegisterStreamHandlerCallbackHandler, DestroyHandler, sessionDisconnected, sessionReady);
lock (sessions)
sessions.Add(sessionID, session);
return(session);
}
void SystemSessionDisconnected(ObjectBusSession session)
{
#if TRACE
Console.WriteLine(new System.Diagnostics.StackTrace(true).GetFrame(0));
#endif
if (systemSession != session)
{
throw new InvalidOperationException();
}
//do nothing?
}
public ChunkAgent(ServiceAgentMode serviceAgentMode, ObjectBusSession objectBusSession, Action flush, ChunkRepository repository)
: base(serviceAgentMode, objectBusSession, flush, false)
{
if (repository == null)
throw new ArgumentNullException ("repository");
this.repository = repository;
objectBusSession.RegisterType (typeof(TopLevelChunksRequestMessage), RequestTopLevelChunkDeltaMessageReceived);
// objectBusSession.RegisterType (typeof(BD2.Chunk.Daemon.Common.PollChunksRequestMessage), );
// objectBusSession.RegisterType (typeof(BD2.Chunk.Daemon.Common.PollNewChunksRequestMessage), );
// objectBusSession.RegisterType (typeof(BD2.Chunk.Daemon.Common.PushChunksRequestMessage), );
//this.repository.Enumerate ();
}
void SendMessageHandler(ObjectBusMessage message, ObjectBusSession session)
{
#if TRACE
Console.WriteLine(new System.Diagnostics.StackTrace(true).GetFrame(0));
#endif
byte[] messageBody = message.GetMessageBody();
byte[] bytes = new byte[32 + messageBody.Length];
System.Buffer.BlockCopy(session.SessionID.ToByteArray(), 0, bytes, 0, 16);
System.Buffer.BlockCopy(message.TypeID.ToByteArray(), 0, bytes, 16, 16);
System.Buffer.BlockCopy(messageBody, 0, bytes, 32, messageBody.Length);
streamHandler.SendMessage(bytes);
}
public TransparentStreamServer(ServiceAgent agent, System.IO.Stream baseStream, ObjectBusSession objectBusSession)
{
if (agent == null)
throw new ArgumentNullException ("agent");
if (baseStream == null)
throw new ArgumentNullException ("baseStream");
if (objectBusSession == null)
throw new ArgumentNullException ("objectBusSession");
this.streamID = Guid.NewGuid ();
this.agent = agent;
this.baseStream = baseStream;
this.objectBusSession = objectBusSession;
}
public ObjectBus(StreamHandler streamHandler)
{
#if TRACE
Console.WriteLine (new System.Diagnostics.StackTrace (true).GetFrame (0));
#endif
if (streamHandler == null)
throw new ArgumentNullException ("streamHandler");
this.streamHandler = streamHandler;
streamHandler.RegisterCallback (StreamHandlerCallback);
streamHandler.RegisterDisconnectHandler (streamHandlerDisconnected);
systemSession = CreateSession (Guid.Empty, SystemSessionDisconnected);
RegisterType (typeof(BusReadyMessage), busReadyMessageReceived);
}
public ObjectBus(StreamHandler streamHandler)
{
#if TRACE
Console.WriteLine(new System.Diagnostics.StackTrace(true).GetFrame(0));
#endif
if (streamHandler == null)
{
throw new ArgumentNullException("streamHandler");
}
this.streamHandler = streamHandler;
streamHandler.RegisterCallback(StreamHandlerCallback);
streamHandler.RegisterDisconnectHandler(streamHandlerDisconnected);
systemSession = CreateSession(Guid.Empty, SystemSessionDisconnected);
RegisterType(typeof(BusReadyMessage), bunReadyMessageReceived);
}
internal TransparentStream (ServiceAgent agent, Guid streamID, ObjectBusSession objectBusSession)
{
if (agent == null)
throw new ArgumentNullException ("agent");
if (objectBusSession == null)
throw new ArgumentNullException ("objectBusSession");
this.agent = agent;
this.streamID = streamID;
this.objectBusSession = objectBusSession;
}
void SendMessageHandler(ObjectBusMessage message, ObjectBusSession session)
{
#if TRACE
Console.WriteLine (new System.Diagnostics.StackTrace (true).GetFrame (0));
#endif
byte[] messageBody = message.GetMessageBody ();
byte[] bytes = new byte[32 + messageBody.Length];
System.Buffer.BlockCopy (session.SessionID.ToByteArray (), 0, bytes, 0, 16);
System.Buffer.BlockCopy (message.TypeID.ToByteArray (), 0, bytes, 16, 16);
System.Buffer.BlockCopy (messageBody, 0, bytes, 32, messageBody.Length);
streamHandler.SendMessage (bytes);
}
void RegisterStreamHandlerCallbackHandler(Action <byte[]> streamHandlerCallbackHandler, ObjectBusSession session)
{
#if TRACE
Console.WriteLine(new System.Diagnostics.StackTrace(true).GetFrame(0));
#endif
lock (streamHandlerCallbackHandlers)
streamHandlerCallbackHandlers.Add(session, streamHandlerCallbackHandler);
}
void sessionReady(ObjectBusSession session)
{
SendMessage(new BusReadyMessage(session.SessionID));
}
void sessionReady(ObjectBusSession session)
{
SendMessage (new BusReadyMessage (session.SessionID));
}
void SystemSessionDisconnected(ObjectBusSession session)
{
#if TRACE
Console.WriteLine (new System.Diagnostics.StackTrace (true).GetFrame (0));
#endif
if (systemSession != session)
throw new InvalidOperationException ();
//do nothing?
}
void RegisterStreamHandlerCallbackHandler(Action<byte[]> streamHandlerCallbackHandler, ObjectBusSession session)
{
#if TRACE
Console.WriteLine (new System.Diagnostics.StackTrace (true).GetFrame (0));
#endif
lock (streamHandlerCallbackHandlers)
streamHandlerCallbackHandlers.Add (session, streamHandlerCallbackHandler);
}
public static ServiceAgent CreateAgent(ServiceAgentMode serviceAgentMode, ObjectBusSession objectBusSession, Action flush, byte[] parameters)
{
return new ChatAgent (serviceAgentMode, objectBusSession, flush);
}
public TransparentAgent(ServiceAgentMode serviceAgentMode, ObjectBusSession objectBusSession, Action flush, byte[] parameters)
: base(serviceAgentMode, objectBusSession, flush, false)
{
this.parameters = parameters;
}
FileShareAgent(ServiceAgentMode serviceAgentMode, ObjectBusSession objectBusSession, Action flush, bool run)
: base(serviceAgentMode, objectBusSession, flush, run)
{
objectBusSession.RegisterType (typeof(FileShareMessage), FileShareMessageReceived);
}
protected DatabaseConnectionAgent(ServiceAgentMode serviceAgentMode, ObjectBusSession objectBusSession, Action flush, bool run)
: base(serviceAgentMode, objectBusSession, flush, run)
{
}
public static ServiceAgent CreateAgent(ServiceAgentMode serviceAgentMode, ObjectBusSession objectBusSession, Action flush, Byte[] parameters)
{
return new TransparentAgent (serviceAgentMode, objectBusSession, flush, parameters);
}
void SessionDisconnected(ObjectBusSession session)
{
#if TRACE
Console.WriteLine (new System.Diagnostics.StackTrace (true).GetFrame (0));
#endif
lock (sessionAgents)
sessionAgents [session.SessionID].CallSessionDisconnected ();
}
ChatAgent(ServiceAgentMode serviceAgentMode, ObjectBusSession objectBusSession, Action flush)
: base(serviceAgentMode, objectBusSession, flush, false)
{
objectBusSession.RegisterType (typeof(ChatMessage), ChatMessageReceived);
}
public static ServiceAgent CreateAgent(ServiceAgentMode serviceAgentMode, ObjectBusSession objectBusSession, Action flush, byte[] parameters)
{
return new ServiceAgent (serviceAgentMode, objectBusSession, flush, ServiceParameters.Deserialize (parameters));
}
public UserStorageAgent(ServiceAgentMode serviceAgentMode, ObjectBusSession objectBusSession, Action flush, bool run)
: base(serviceAgentMode, objectBusSession, flush, run)
{
}
void DestroyHandler(ObjectBusSession session)
{
#if TRACE
Console.WriteLine (new System.Diagnostics.StackTrace (true).GetFrame (0));
#endif
ServiceDestroyMessage serviceDestroy = new ServiceDestroyMessage (session.SessionID);
SendMessage (serviceDestroy);
DestroySession (serviceDestroy);
}
public static ServiceAgent CreateAgent(ServiceAgentMode serviceAgentMode, ObjectBusSession objectBusSession, Action flush, ChunkRepository repository)
{
if (repository == null)
throw new ArgumentNullException ("repository");
return new ChunkAgent (serviceAgentMode, objectBusSession, flush, repository);
}
public UserStorageAgent(ServiceAgentMode serviceAgentMode, ObjectBusSession objectBusSession, Action flush, UserStorageBase userStorage, IEnumerable<byte[]> users)
: base(serviceAgentMode, objectBusSession, flush, false)
{
}
