protected void Initalize(string connectionKey, GiopTransportMessageHandler transportHandler,
GiopClientConnectionDesc assocDesc)
{
m_connectionKey = connectionKey;
m_assocDesc = assocDesc;
m_transportHandler = transportHandler;
}
internal GiopClientConnectionDesc(GiopClientConnectionManager conManager, GiopClientConnection connection,
GiopRequestNumberGenerator reqNumberGen,
GiopTransportMessageHandler transportHandler)
: base(conManager, transportHandler)
{
m_reqNumGen = reqNumberGen;
m_connection = connection;
}
internal AsynchronousResponseWaiter(GiopTransportMessageHandler transportHandler,
uint requestId,
AsyncResponseAvailableCallBack callback,
IClientChannelSinkStack clientSinkStack,
GiopClientConnection connection,
MessageTimeout timeOut)
{
Initalize(transportHandler, requestId, callback, clientSinkStack, connection, timeOut);
}
/// <param name="connectionKey">the key describing the connection</param>
internal GiopBidirInitiatedConnection(string connectionKey, GiopTransportMessageHandler transportHandler,
GiopClientConnectionManager conManager)
{
GiopRequestNumberGenerator reqNumberGen =
new GiopRequestNumberGenerator(false); // not connection originator -> create non-even req. numbers
GiopClientConnectionDesc conDesc = new GiopClientConnectionDesc(conManager, this, reqNumberGen,
transportHandler);
Initalize(connectionKey, transportHandler, conDesc);
}
public void AsyncProcessResponse(IServerResponseChannelSinkStack sinkStack, object state,
IMessage msg, ITransportHeaders headers, Stream stream)
{
#if DEBUG
Debug.WriteLine("Send response async");
OutputHelper.LogStream(stream);
#endif
GiopTransportMessageHandler giopTransportMsgHandler =
((GiopServerConnection)state).TransportHandler;
giopTransportMsgHandler.SendResponse(stream); // send the response
}
/// <param name="connectionKey">the key describing the connection</param>
/// <param name="transport">a not yet connected client transport</param>
/// <param name="headerFlags">the header flags to use for transport related giop messages.</param>
internal GiopClientInitiatedConnection(string connectionKey, IClientTransport transport,
MessageTimeout requestTimeOut, GiopClientConnectionManager conManager,
bool supportBidir, byte headerFlags)
{
GiopRequestNumberGenerator reqNumberGen =
(!supportBidir ? new GiopRequestNumberGenerator() : new GiopRequestNumberGenerator(true));
GiopTransportMessageHandler handler =
new GiopTransportMessageHandler(transport, requestTimeOut, headerFlags);
GiopClientConnectionDesc conDesc = new GiopClientConnectionDesc(conManager, this, reqNumberGen, handler);
m_clientTransport = transport;
Initalize(connectionKey, handler, conDesc);
}
private void Initalize(GiopTransportMessageHandler transportHandler,
uint requestId,
AsyncResponseAvailableCallBack callback,
IClientChannelSinkStack clientSinkStack,
GiopClientConnection connection,
MessageTimeout timeOutMillis)
{
m_alreadyNotified = false;
m_transportHandler = transportHandler;
m_requestId = requestId;
m_callback = callback;
m_clientConnection = connection;
m_clientSinkStack = clientSinkStack;
m_timeOut = timeOutMillis;
}
/// <summary>creates a giop transport message handler, which accept request messages by delegating to receiver</summary>
/// <param name="serverThreadsMaxPerConnection">
/// the maximum number of server threads used for processing requests on a multiplexed client connection.
/// </param>
internal GiopReceivedRequestMessageDispatcher(IGiopRequestMessageReceiver receiver, GiopTransportMessageHandler msgHandler,
GiopConnectionDesc conDesc, int serverThreadsMaxPerConnection)
{
m_serverCon = new GiopServerConnection(conDesc, this);
if (receiver != null)
{
m_receiver = receiver;
}
else
{
throw new BAD_PARAM(400, CompletionStatus.Completed_MayBe);
}
m_msgHandler = msgHandler;
if (serverThreadsMaxPerConnection < 1)
{
throw new BAD_PARAM(401, CompletionStatus.Completed_MayBe);
}
m_maxRequestsAllowedInParallel = serverThreadsMaxPerConnection;
}
public void ProcessMessage(IMessage msg, ITransportHeaders requestHeaders, Stream requestStream,
out ITransportHeaders responseHeaders, out Stream responseStream)
{
#if DEBUG
OutputHelper.LogStream(requestStream);
#endif
// called by the chain, chain expect response-stream and headers back
GiopClientConnection clientCon = GetClientConnection(msg);
GiopTransportMessageHandler handler = clientCon.TransportHandler;
// send request and wait for response
responseHeaders = new TransportHeaders();
responseHeaders[GiopClientConnectionDesc.CLIENT_TR_HEADER_KEY] = clientCon.Desc; // add to response headers
uint reqNr = (uint)msg.Properties[SimpleGiopMsg.REQUEST_ID_KEY];
responseStream = handler.SendRequestSynchronous(requestStream, reqNr, clientCon);
#if DEBUG
OutputHelper.LogStream(responseStream);
#endif
responseStream.Seek(0, SeekOrigin.Begin); // assure stream is read from beginning in formatter
// the previous sink in the chain does further process this response ...
}
/// <summary>configures a client initiated connection to receive callbacks.</summary>
/// <remarks>for use case (2)</remarks>
internal void SetupConnectionForBidirReception(GiopClientConnectionDesc conDesc)
{
if (m_receptionHandler != null)
{
if (conDesc.Connection is GiopClientInitiatedConnection)
{
GiopTransportMessageHandler handler =
conDesc.Connection.TransportHandler;
handler.InstallReceiver(m_receptionHandler, conDesc,
m_serverThreadsMaxPerConnection); // set, if not yet set.
}
else
{
throw new INTERNAL(545, CompletionStatus.Completed_MayBe);
}
}
else
{
throw new INTERNAL(544, CompletionStatus.Completed_MayBe);
}
}
public void AsyncProcessRequest(IClientChannelSinkStack sinkStack, IMessage msg,
ITransportHeaders headers, Stream requestStream)
{
#if DEBUG
OutputHelper.LogStream(requestStream);
#endif
// this is the last sink in the chain, therefore the call is not forwarded, instead the request is sent
GiopClientConnection clientCon = GetClientConnection(msg);
GiopTransportMessageHandler handler = clientCon.TransportHandler;
uint reqNr = (uint)msg.Properties[SimpleGiopMsg.REQUEST_ID_KEY];
if (!GiopMessageHandler.IsOneWayCall((IMethodCallMessage)msg))
{
handler.SendRequestMessageAsync(requestStream, reqNr,
new AsyncResponseAvailableCallBack(this.AsyncResponseArrived),
sinkStack, clientCon);
}
else
{
handler.SendRequestMessageOneWay(requestStream, reqNr, clientCon);
}
}
/// <summary>
/// this method handles the incoming messages from one client;
/// it's called by the IServerListener
/// </summary>
private void ProcessClientMessages(IServerTransport transport)
{
GiopTransportMessageHandler handler =
new GiopTransportMessageHandler(transport, m_headerFlags);
GiopConnectionDesc conDesc = new GiopConnectionDesc(m_bidirConnectionManager, handler);
handler.InstallReceiver(m_transportSink, conDesc, m_serverThreadsMaxPerConnection);
handler.ConnectionClosed +=
new GiopTransportMessageHandler.ConnectionClosedDelegate(EndClientMessages);
lock (m_activeClients.SyncRoot)
{
m_activeClients.Add(handler);
Debug.WriteLine("added client; peer addr: " + handler.Transport.GetPeerAddress());
Debug.WriteLine("added client; new number of active: " + m_activeClients.Count);
}
handler.StartMessageReception();
}
/// <summary>
/// informs the channel, that the message handling for a specific client has ended.
/// </summary>
private void EndClientMessages(GiopTransportMessageHandler sender, EventArgs args)
{
// the client is represented by the GiopTransportMessageHandler
lock (m_activeClients.SyncRoot)
{
m_activeClients.Remove(sender); // remove from active clients.
Debug.WriteLine("removed client; new number of active: " + m_activeClients.Count);
}
}
public SynchronousResponseWaiter(GiopTransportMessageHandler handler)
{
m_waiter = new ManualResetEvent(false);
m_handler = handler;
}
public MessageSendTask(ITransport onTransport,
GiopTransportMessageHandler messageHandler) {
Initalize(onTransport, messageHandler);
}
/// <param name="connectionKey">the key describing the connection</param>
/// <param name="transport">a not yet connected client transport</param>
/// <param name="headerFlags">the header flags to use for transport related giop messages.</param>
internal GiopClientInitiatedConnection(string connectionKey, IClientTransport transport,
MessageTimeout requestTimeOut, GiopClientConnectionManager conManager,
bool supportBidir, byte headerFlags)
{
GiopRequestNumberGenerator reqNumberGen =
(!supportBidir ? new GiopRequestNumberGenerator() : new GiopRequestNumberGenerator(true));
GiopTransportMessageHandler handler =
new GiopTransportMessageHandler(transport, requestTimeOut, headerFlags);
GiopClientConnectionDesc conDesc = new GiopClientConnectionDesc(conManager, this, reqNumberGen, handler);
m_clientTransport = transport;
Initalize(connectionKey, handler, conDesc);
}
public MessageSendTask(ITransport onTransport,
GiopTransportMessageHandler messageHandler)
{
Initalize(onTransport, messageHandler);
}
protected void Initalize(string connectionKey, GiopTransportMessageHandler transportHandler,
GiopClientConnectionDesc assocDesc)
{
m_connectionKey = connectionKey;
m_assocDesc = assocDesc;
m_transportHandler = transportHandler;
}
internal AsynchronousResponseWaiter(GiopTransportMessageHandler transportHandler,
uint requestId,
AsyncResponseAvailableCallBack callback,
IClientChannelSinkStack clientSinkStack,
GiopClientConnection connection,
MessageTimeout timeOut) {
Initalize(transportHandler, requestId, callback, clientSinkStack, connection, timeOut);
}
public SynchronousResponseWaiter(GiopTransportMessageHandler handler) {
m_waiter = new ManualResetEvent(false);
m_handler = handler;
}
public MessageReceiveTask(ITransport onTransport,
GiopTransportMessageHandler messageHandler) {
m_onTransport = onTransport;
m_messageHandler = messageHandler;
}
private void Initalize(ITransport onTransport,
GiopTransportMessageHandler messageHandler) {
m_onTransport = onTransport;
m_messageHandler = messageHandler;
}
internal GiopConnectionDesc(GiopClientConnectionManager conManager,
GiopTransportMessageHandler transportHandler)
{
m_conManager = conManager;
m_transportHandler = transportHandler;
}
private void Initalize(ITransport onTransport,
GiopTransportMessageHandler messageHandler)
{
m_onTransport = onTransport;
m_messageHandler = messageHandler;
}
/// <param name="connectionKey">the key describing the connection</param>
internal GiopBidirInitiatedConnection(string connectionKey, GiopTransportMessageHandler transportHandler,
GiopClientConnectionManager conManager)
{
GiopRequestNumberGenerator reqNumberGen =
new GiopRequestNumberGenerator(false); // not connection originator -> create non-even req. numbers
GiopClientConnectionDesc conDesc = new GiopClientConnectionDesc(conManager, this, reqNumberGen,
transportHandler);
Initalize(connectionKey, transportHandler, conDesc);
}
public MessageReceiveTask(ITransport onTransport,
GiopTransportMessageHandler messageHandler)
{
m_onTransport = onTransport;
m_messageHandler = messageHandler;
}
private void Initalize(GiopTransportMessageHandler transportHandler,
uint requestId,
AsyncResponseAvailableCallBack callback,
IClientChannelSinkStack clientSinkStack,
GiopClientConnection connection,
MessageTimeout timeOutMillis) {
m_alreadyNotified = false;
m_transportHandler = transportHandler;
m_requestId = requestId;
m_callback = callback;
m_clientConnection = connection;
m_clientSinkStack = clientSinkStack;
m_timeOut = timeOutMillis;
}
/// <summary>creates a giop transport message handler, which accept request messages by delegating to receiver</summary>
/// <param name="serverThreadsMaxPerConnection">
/// the maximum number of server threads used for processing requests on a multiplexed client connection.
/// </param>
internal GiopReceivedRequestMessageDispatcher(IGiopRequestMessageReceiver receiver, GiopTransportMessageHandler msgHandler,
GiopConnectionDesc conDesc, int serverThreadsMaxPerConnection) {
m_serverCon = new GiopServerConnection(conDesc, this);
if (receiver != null) {
m_receiver = receiver;
} else {
throw new BAD_PARAM(400, CompletionStatus.Completed_MayBe);
}
m_msgHandler = msgHandler;
if (serverThreadsMaxPerConnection < 1) {
throw new BAD_PARAM(401, CompletionStatus.Completed_MayBe);
}
m_maxRequestsAllowedInParallel = serverThreadsMaxPerConnection;
}
internal GiopConnectionDesc(GiopClientConnectionManager conManager,
GiopTransportMessageHandler transportHandler)
{
m_conManager = conManager;
m_transportHandler = transportHandler;
}
internal GiopClientConnectionDesc(GiopClientConnectionManager conManager, GiopClientConnection connection,
GiopRequestNumberGenerator reqNumberGen,
GiopTransportMessageHandler transportHandler)
: base(conManager, transportHandler)
{
m_reqNumGen = reqNumberGen;
m_connection = connection;
}
