Implementation of mechanism of grouping of messages

[modules/shaper.git] / src / Events / Events_Loop.cpp

diff --git a/src/Events/Events_Loop.cpp b/src/Events/Events_Loop.cpp
index 6c8bb476070ed381339cef59b6a08774678a1f95..e8d6a716a780abab0f0a0c38e91d6af64f6fadb1 100644 (file)
--- a/src/Events/Events_Loop.cpp
+++ b/src/Events/Events_Loop.cpp
@@ -3,6 +3,7 @@
 // Author:     Mikhail PONIKAROV
 
 #include <Events_Loop.h>
+#include <Events_MessageGroup.h>
 
 #include <string>
 #include <cstring>
@@ -34,7 +35,20 @@ Events_ID Events_Loop::eventByName(const char* theName)
 
 void Events_Loop::send(Events_Message& theMessage)
 {
-  // TO DO: make it in thread and wit husage of semaphores
+  // if it is grouped message, just accumulate it
+  Events_MessageGroup* aGroup = dynamic_cast<Events_MessageGroup*>(&theMessage);
+  if (aGroup) {
+    std::map<char*, Events_MessageGroup*>::iterator aMyGroup = 
+      myGroups.find(aGroup->eventID().eventText());
+    if (aMyGroup == myGroups.end()) { // create a new group of messages for accumulation
+      myGroups[aGroup->eventID().eventText()] = aGroup->newEmpty();
+      aMyGroup = myGroups.find(aGroup->eventID().eventText());
+    }
+    aMyGroup->second->Join(*aGroup);
+    return;
+  }
+
+  // TO DO: make it in thread and with usage of semaphores
 
   map<char*, map<void*, list<Events_Listener*> > >::iterator aFindID = myListeners.find(
       theMessage.eventID().eventText());
@@ -80,3 +94,15 @@ void Events_Loop::registerListener(Events_Listener* theListener, const Events_ID
 
   aListeners.push_back(theListener);
 }
+
+void Events_Loop::flush(const Events_ID& theID)
+{
+  std::map<char*, Events_MessageGroup*>::iterator aMyGroup = 
+    myGroups.find(theID.eventText());
+  if (aMyGroup != myGroups.end()) { // really sends
+    Events_MessageGroup* aGroup = aMyGroup->second;
+    send(*aGroup);
+    myGroups.erase(aMyGroup);
+    delete aGroup;
+  }
+}