sortEntities of operator corrected; further refinment needed. Seed def should...

sortEntities of operator corrected; further refinment needed. Seed def should be updated in other examples of JobShop

dream/simulation/Examples/GUI_models/BOMOpsComplex2ordersACOcomparison.json

@@ -51,10 +51,10 @@
           "type": "number"
         }, 
         "seed": {
-          "default": "", 
+          "default": 10, 
           "description": "When using the same seed, the random number generator produce the same sequence of numbers", 
           "title": "Seed for random number generator", 
-          "type": "string"
+          "type": "number"
         }, 
         "timeUnit": {
           "default": "hour", 
@@ -1045,7 +1045,7 @@
     "numberOfReplications": "1", 
     "numberOfSolutions": "2", 
     "processTimeout": 10, 
-    "seed": "", 
+    "seed": 10, 
     "timeUnit": "hour", 
     "trace": "Yes"
   }, 

dream/simulation/Operator.py

@@ -204,16 +204,15 @@ class Operator(ObjectResource):
             for entity in activeObjectQ:
                 RPT=0
                 for step in entity.remainingRoute:
-                    processingTime=step.get('processingTime',None)
+                    processingTime=step.get('processingTime',{})
                     if processingTime:
                         RPT+=float(processingTime.get('Fixed',{}).get('mean',0))           
                 entity.remainingProcessingTime=RPT
             activeObjectQ.sort(key=lambda x: x.remainingProcessingTime, reverse=True)     
         #if the schedulingRule is to sort Entities according to longest processing time first in the next station
         elif criterion=="LPT":
-            
             for entity in activeObjectQ:
-                processingTime = entity.remainingRoute[0].get('processingTime',None)
+                processingTime = entity.remainingRoute[0].get('processingTime',{})
                 entity.processingTimeInNextStation=float(processingTime.get('Fixed',{}).get('mean',0))
                 if processingTime:
                     entity.processingTimeInNextStation=float(processingTime.get('Fixed',{}).get('mean',0))
@@ -224,7 +223,7 @@ class Operator(ObjectResource):
         elif criterion=="SPT":
             
             for entity in activeObjectQ:
-                processingTime = entity.remainingRoute[0].get('processingTime',None)
+                processingTime = entity.remainingRoute[0].get('processingTime',{})
                 if processingTime:
                     entity.processingTimeInNextStation=float(processingTime.get('Fixed',{}).get('mean',0))
                 else:
@@ -236,21 +235,23 @@ class Operator(ObjectResource):
             for entity in activeObjectQ:
                 RPT=0
                 for step in entity.remainingRoute:
-                    processingTime=step.get('processingTime',None)
+                    processingTime=step.get('processingTime',{})
                     if processingTime:
                         RPT+=float(processingTime.get('Fixed',{}).get('mean',0))              
                 entity.remainingProcessingTime=RPT
             activeObjectQ.sort(key=lambda x: (x.dueDate-x.remainingProcessingTime))  
         #if the schedulingRule is to sort Entities based on the length of the following Queue
         elif criterion=="WINQ":
-            
             from Globals import G
             for entity in activeObjectQ:
-                nextObjIds=entity.remainingRoute[1].get('stationIdsList',[])
-                for obj in G.ObjList:
-                    if obj.id in nextObjIds:
-                        nextObject=obj
-                entity.nextQueueLength=len(nextObject.getActiveObjectQueue())           
+                if len(entity.remainingRoute)>1:
+                    nextObjIds=entity.remainingRoute[1].get('stationIdsList',[])
+                    for obj in G.ObjList:
+                        if obj.id in nextObjIds:
+                            nextObject=obj
+                    entity.nextQueueLength=len(nextObject.getActiveObjectQueue())
+                else:
+                    entity.nextQueueLength = 0
             activeObjectQ.sort(key=lambda x: x.nextQueueLength)
         else:
             assert False, "Unknown scheduling criterion %r" % (criterion, )
@@ -360,4 +361,4 @@ class Operator(ObjectResource):
                             G.cells_to_write.append({'row':step+1,
                                                      'col':col_to_write,
                                                      'worker':self.alias})
-                            G.routeTraceSheet.write(step+1, col_to_write, self.alias)
+                            G.routeTraceSheet.write(step+1, col_to_write, self.alias)
\ No newline at end of file