names to be shown in the batches utilization chart

dream/plugins/BatchesStationUtilization.py

@@ -86,7 +86,7 @@ class BatchesStationUtilization(plugin.OutputPreparationPlugin):
         if objResults['off_shift_ratio']:
           off_shift_data.append((i, objResults['off_shift_ratio'][0]))
 
-        ticks.append((i, obj.get('name', obj['id'])))
+        ticks.append((i, obj.get('name', self.getNameFromId(data, obj['id']))))
         i += 1
   
     return data

dream/plugins/plugin.py

@@ -32,6 +32,10 @@ class Plugin(object):
             successors.append(edge['destination'])
     return successors
 
+  # returns name of a node given its id
+  def getNameFromId(self, data, node_id):
+      return data['graph']['node'][node_id]['name']
+
 class ExecutionPlugin(Plugin):
   """Plugin to handle the execution of multiple simulation runs.
   """