corrections in CapacityStationController

dream/simulation/applications/CapacityStations/CapacityStationController.py

@@ -373,8 +373,8 @@ class CapacityStationController(EventGenerator):
 
                             # else break the entity according to rule    
                             else:
-                                self.breakEntity(entity, entityBuffer, entityStation, 
-                                                 totalAvailableCapacity, totalRequestedCapacity)
+                                if self.breakEntity(entity, entityBuffer, entityStation, 
+                                                 totalAvailableCapacity, totalRequestedCapacity):
                                     # reduce the available space if there is need to
                                     if entityBuffer.requireFullProject and \
                                             (not self.checkIfProjectConsumesAssemblySpace(entity, entityBuffer)):
@@ -386,6 +386,10 @@ class CapacityStationController(EventGenerator):
         # calculate what is the capacity that should proceed and what that should remain
         capacityToMove=totalAvailableCapacity*(entity.requiredCapacity)/float(totalRequestedCapacity)
         capacityToStay=entity.requiredCapacity-capacityToMove
+        # if capacityToMove is equal to 0 no need to break. Return false.
+        if capacityToMove==0:
+            return False
+        else:
             # remove the capacity entity by the buffer so that the broken ones are created
             buffer.getActiveObjectQueue().remove(entity)
             entityToMoveName=entity.capacityProjectId+'_'+station.objName+'_'+str(capacityToMove)
@@ -399,6 +403,7 @@ class CapacityStationController(EventGenerator):
             entityToStay.currentStation=buffer
             import dream.simulation.Globals as Globals
             Globals.setWIP([entityToMove,entityToStay])     #set the new components as wip    
+            return True   
 
     # merges the capacity entities if they belong to the same project
     def mergeEntities(self):