robust error handling to avoid later crashes

2021-12-19 13:06:03 +01:00
parent 91683ec899
commit fc84aab0f2
3 changed files with 23 additions and 5 deletions
--- a/aman/sys/aco/RunwayManager.py
+++ b/aman/sys/aco/RunwayManager.py
@@ -117,6 +117,8 @@ class RunwayManager:

    def selectArrivalRunway(self, node : Node, earliestArrivalTime : datetime):
        availableRunways = self.Configuration.RunwayConstraints.ActiveArrivalRunways
+        if 0 == len(availableRunways):
+            return None, None, None

        if True == self.Configuration.RunwayConstraints.UseShallShouldMay and None == node.Inbound.RequestedRunway:
            availableRunways = self.executeShallShouldMayAssignment(node, earliestArrivalTime)