Increased default flush interval to 1MB, send spontaneous known-completed at the flush interval.

git-svn-id: https://svn.apache.org/repos/asf/incubator/qpid/trunk/qpid@663271 13f79535-47bb-0310-9956-ffa450edef68

1 files changed, 10 insertions, 6 deletions

diff --git a/cpp/src/qpid/SessionState.h b/cpp/src/qpid/SessionState.h
index 40462e56e7..80d218b8bb 100644
--- a/cpp/src/qpid/SessionState.h
+++ b/cpp/src/qpid/SessionState.h
@@ -78,7 +78,7 @@ class SessionState {
     typedef boost::iterator_range<ReplayList::iterator> ReplayRange;
 
     struct Configuration {
-        Configuration(size_t flush=0, size_t hard=0);
+        Configuration(size_t flush=1024*1024, size_t hard=0);
         size_t replayFlushLimit; // Flush when the replay list >= N bytes. 0 disables.
         size_t replayHardLimit; // Kill session if replay list > N bytes. 0 disables.
     };
@@ -108,6 +108,12 @@ class SessionState {
     /** Called when flush for confirmed and completed commands is sent to peer. */
     virtual void senderRecordFlush();
 
+    /** True if we should reply to the next incoming completed command */
+    virtual bool senderNeedKnownCompleted() const;
+
+    /** Called when knownCompleted is sent to peer. */
+    virtual void senderRecordKnownCompleted();
+
     /** Called when the peer confirms up to comfirmed. */
     virtual void senderConfirmed(const SessionPoint& confirmed);
 
@@ -128,7 +134,6 @@ class SessionState {
     */
     virtual ReplayRange senderExpected(const SessionPoint& expected);
 
-
     // ==== Functions for receiver state
 
     /** Set the command point. */
@@ -161,7 +166,7 @@ class SessionState {
   private:
 
     struct SendState {
-        SendState() : unflushedSize(), replaySize() {}
+        SendState();
         // invariant: replayPoint <= flushPoint <= sendPoint
         SessionPoint replayPoint;   // Can replay from this point
         SessionPoint flushPoint;    // Point of last flush
@@ -170,16 +175,15 @@ class SessionState {
         size_t unflushedSize;       // Un-flushed bytes in replay list.
         size_t replaySize;          // Total bytes in replay list.
         SequenceSet incomplete;     // Commands sent and not yet completed.
+        size_t bytesSinceKnownCompleted; // Bytes sent since we last issued a knownCompleted.
     } sender;
 
     struct ReceiveState {
-        ReceiveState() {}
+        ReceiveState();
         SessionPoint expected;  // Expected from here
         SessionPoint received; // Received to here. Invariant: expected <= received.
         SequenceSet unknownCompleted; // Received & completed, may not  not known-complete by peer.
         SequenceSet incomplete;       // Incomplete received commands.
-        int segmentType;
-        
     } receiver;
 
     SessionId id;