From 773cc35a38cd34095f8800259ee7a2165a817053 Mon Sep 17 00:00:00 2001
From: Gordon Sim <gsim@apache.org>
Date: Mon, 25 Feb 2008 16:56:29 +0000
Subject: Some refactoring of the 0-10 codepath (being migrated to final spec)
 that primarily colocates the current session and execution layers to
 facilitate implementing the new session layer that will now encompass this
 behaviour.

git-svn-id: https://svn.apache.org/repos/asf/incubator/qpid/trunk/qpid@630934 13f79535-47bb-0310-9956-ffa450edef68
---
 cpp/src/qpid/broker/SessionState.h | 48 ++++++++++++++++++++++++++++++--------
 1 file changed, 38 insertions(+), 10 deletions(-)

(limited to 'cpp/src/qpid/broker/SessionState.h')

diff --git a/cpp/src/qpid/broker/SessionState.h b/cpp/src/qpid/broker/SessionState.h
index 8a12e580b7..98c21a8ab5 100644
--- a/cpp/src/qpid/broker/SessionState.h
+++ b/cpp/src/qpid/broker/SessionState.h
@@ -27,10 +27,15 @@
 #include "qpid/framing/SessionState.h"
 #include "qpid/framing/ProtocolVersion.h"
 #include "qpid/sys/Mutex.h"
-#include "qpid/sys/OutputControl.h"
 #include "qpid/sys/Time.h"
 #include "qpid/management/Manageable.h"
 #include "qpid/management/Session.h"
+#include "BrokerAdapter.h"
+#include "DeliveryAdapter.h"
+#include "MessageBuilder.h"
+#include "SessionContext.h"
+#include "SemanticState.h"
+#include "IncomingExecutionContext.h"
 
 #include <boost/noncopyable.hpp>
 #include <boost/scoped_ptr.hpp>
@@ -47,8 +52,7 @@ class AMQP_ClientProxy;
 
 namespace broker {
 
-class SemanticHandler;
-class SessionContext;
+class SessionHandler;
 class SessionManager;
 class Broker;
 class ConnectionState;
@@ -58,8 +62,8 @@ class ConnectionState;
  * themselves have state. 
  */
 class SessionState : public framing::SessionState,
-    public framing::FrameHandler::Chains,
-    public sys::OutputControl,
+    public SessionContext,
+    public DeliveryAdapter,
     public management::Manageable
 {
   public:
@@ -67,10 +71,10 @@ class SessionState : public framing::SessionState,
     bool isAttached() { return handler; }
 
     void detach();
-    void attach(SessionContext& handler);
+    void attach(SessionHandler& handler);
 
     
-    SessionContext* getHandler();
+    SessionHandler* getHandler();
 
     /** @pre isAttached() */
     framing::AMQP_ClientProxy& getProxy();
@@ -85,6 +89,19 @@ class SessionState : public framing::SessionState,
     /** OutputControl **/
     void activateOutput();
 
+    void handle(framing::AMQFrame& frame);
+    void handleCommand(framing::AMQMethodBody* method);
+    void handleContent(framing::AMQFrame& frame);
+
+    void complete(uint32_t cumulativeExecutionMark, const framing::SequenceNumberSet& range);    
+    void flush();
+    void noop();
+    void sync();
+    void sendCompletion();
+
+    //delivery adapter methods:
+    DeliveryId deliver(QueuedMessage& msg, DeliveryToken::shared_ptr token);
+
     // Manageable entry points
     management::ManagementObject::shared_ptr GetManagementObject (void) const;
     management::Manageable::status_t
@@ -92,21 +109,32 @@ class SessionState : public framing::SessionState,
 
     // Normally SessionManager creates sessions.
     SessionState(SessionManager*,
-                 SessionContext* out,
+                 SessionHandler* out,
                  uint32_t timeout,
                  uint32_t ackInterval);
     
 
   private:
+    typedef boost::function<void(DeliveryId, DeliveryId)> RangedOperation;    
+
     SessionManager* factory;
-    SessionContext* handler;    
+    SessionHandler* handler;    
     framing::Uuid id;
     uint32_t timeout;
     sys::AbsTime expiry;        // Used by SessionManager.
     Broker& broker;
     framing::ProtocolVersion version;
     sys::Mutex lock;
-    boost::scoped_ptr<SemanticHandler> semanticHandler;
+
+    SemanticState semanticState;
+    BrokerAdapter adapter;
+    MessageBuilder msgBuilder;
+
+    //execution state
+    IncomingExecutionContext incoming;
+    framing::Window outgoing;
+    RangedOperation ackOp;
+
     management::Session::shared_ptr mgmtObject;
 
   friend class SessionManager;
-- 
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