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Coyote
Microsoft.Coyote.Samples.DrinksServingRobot
HaltedEvent

How to use HaltedEvent class of Microsoft.Coyote.Samples.DrinksServingRobot package

Best Coyote code snippet using Microsoft.Coyote.Samples.DrinksServingRobot.HaltedEvent

Navigator.cs

Source:Navigator.cs

...67                this.StartPoint = startPoint;68                this.EndPoint = endPoint;69            }70        }71        internal class HaltedEvent : Event { }72        [Start]73        [OnEntry(nameof(OnInit))]74        [OnEventDoAction(typeof(TerminateEvent), nameof(OnTerminate))]75        [DeferEvents(typeof(WakeUpEvent), typeof(GetDrinkOrderEvent), typeof(GetDrivingInstructionsEvent))]76        internal class Init : State { }77        internal void OnInit(Event e)78        {79            if (e is NavigatorConfigEvent configEvent)80            {81                this.CreatorId = configEvent.CreatorId;82                this.StorageId = configEvent.StorageId;83                this.CognitiveServiceId = configEvent.CognitiveServiceId;84                this.RoutePlannerServiceId = configEvent.RoutePlannerId;85            }86            this.RaisePushStateEvent<Paused>();87        }88        private void SaveGetDrinkOrderEvent(GetDrinkOrderEvent e)89        {90            this.SendEvent(this.StorageId, new KeyValueEvent(this.Id, DrinkOrderStorageKey, e));91        }92        internal class WakeUpEvent : Event93        {94            internal readonly ActorId ClientId;95            public WakeUpEvent(ActorId clientId)96            {97                this.ClientId = clientId;98            }99        }100        internal class RegisterNavigatorEvent : Event101        {102            internal ActorId NewNavigatorId;103            public RegisterNavigatorEvent(ActorId newNavigatorId)104            {105                this.NewNavigatorId = newNavigatorId;106            }107        }108        [OnEventDoAction(typeof(WakeUpEvent), nameof(OnWakeUp))]109        [OnEventDoAction(typeof(KeyValueEvent), nameof(RestartPendingJob))]110        [DeferEvents(typeof(TerminateEvent), typeof(GetDrinkOrderEvent), typeof(GetDrivingInstructionsEvent))]111        internal class Paused : State { }112        private void OnWakeUp(Event e)113        {114            this.Log.WriteLine("<Navigator> starting");115            if (e is WakeUpEvent wpe)116            {117                this.Log.WriteLine("<Navigator> Got RobotId");118                this.RobotId = wpe.ClientId;119                // tell this client robot about this new navigator.  During failover testing120                // of the Navigator, this can be swapping out the Navigator that the robot is using.121                this.SendEvent(this.RobotId, new RegisterNavigatorEvent(this.Id));122            }123            // Check storage to see if we have a pending request already.124            this.SendEvent(this.StorageId, new ReadKeyEvent(this.Id, DrinkOrderStorageKey));125        }126        internal void RestartPendingJob(Event e)127        {128            if (e is KeyValueEvent kve)129            {130                var key = kve.Key;131                object value = kve.Value;132                Specification.Assert(key != null, $"Error: KeyValueEvent contains a null key");133                if (key == DrinkOrderStorageKey)134                {135                    this.RestartPendingGetDrinkOrderRequest(value as GetDrinkOrderEvent);136                }137                this.RaiseGotoStateEvent<Active>();138            }139        }140        private void RestartPendingGetDrinkOrderRequest(GetDrinkOrderEvent e)141        {142            if (e != null)143            {144                this.ProcessDrinkOrder(e);145                this.Log.WriteLine("<Navigator> Restarting the pending Robot's request to find drink clients ...");146            }147            else148            {149                this.Log.WriteLine("<Navigator> There was no prior pending request to find drink clients ...");150            }151        }152        [OnEntry(nameof(InitActive))]153        [OnEventDoAction(typeof(GetDrinkOrderEvent), nameof(GetDrinkOrder))]154        [OnEventDoAction(typeof(ConfirmedEvent), nameof(OnStorageConfirmed))]155        [OnEventDoAction(typeof(GetDrivingInstructionsEvent), nameof(GetDrivingInstructions))]156        [OnEventDoAction(typeof(DrinksClientDetailsEvent), nameof(SendClientDetailsToRobot))]157        [OnEventDoAction(typeof(DrivingInstructionsEvent), nameof(SendDrivingInstructionsToRobot))]158        [IgnoreEvents(typeof(KeyValueEvent))]159        internal class Active : State { }160        private void InitActive()161        {162            this.Log.WriteLine("<Navigator> initialized.");163        }164        private void GetDrinkOrder(Event e)165        {166            if (e is GetDrinkOrderEvent getDrinkOrderEvent)167            {168                this.SaveGetDrinkOrderEvent(getDrinkOrderEvent);169            }170        }171        private void OnStorageConfirmed(Event e)172        {173            if (e is ConfirmedEvent ce && ce.Key == DrinkOrderStorageKey)174            {175                Specification.Assert(176                    !ce.Existing,177                    $"Error: The storage `{DrinkOrderStorageKey}` was already set which means we lost a GetDrinkOrderEvent");178                this.SendEvent(this.RobotId, new DrinkOrderConfirmedEvent());179                this.ProcessDrinkOrder(ce.Value as GetDrinkOrderEvent);180            }181        }182        private void ProcessDrinkOrder(GetDrinkOrderEvent e)183        {184            // continue on...185            var picture = e.Picture;186            this.SendEvent(this.CognitiveServiceId, new RecognizeDrinksClientEvent(this.Id, picture));187        }188        private void SendClientDetailsToRobot(Event e)189        {190            // When the cognitive service recognizes someone in the picture it sends us a191            // DrinksClientDetailsEvent containing information about who is in the picture and where192            // they are located.193            if (e is DrinksClientDetailsEvent drinksClientDetailsEvent)194            {195                var details = drinksClientDetailsEvent.Details;196                this.SendEvent(this.RobotId, new DrinkOrderProducedEvent(new DrinkOrder(details)));197            }198        }199        private void GetDrivingInstructions(Event e)200        {201            // When the DrinkOrderProducedEvent is received by the Robot it calls back with202            // this event to request driving instructions.  This operation is not restartable.  Instead,203            // during failover of the navigator the robot will re-request any driving instructions.204            if (e is GetDrivingInstructionsEvent getDrivingInstructionsEvent)205            {206                this.ProcessDrivingInstructions(getDrivingInstructionsEvent);207            }208        }209        private void SendDrivingInstructionsToRobot(Event e)210        {211            if (e is DrivingInstructionsEvent drivingInstructionsEvent)212            {213                this.SendEvent(this.RobotId, drivingInstructionsEvent);214                // The drink order is now completed, so we can delete the persistent job.215                this.Log.WriteLine("<Navigator> drink order is complete, deleting the job record.");216                this.SendEvent(this.StorageId, new DeleteKeyEvent(this.Id, DrinkOrderStorageKey));217            }218        }219        private void ProcessDrivingInstructions(GetDrivingInstructionsEvent e)220        {221            this.SendEvent(this.RoutePlannerServiceId, new GetRouteEvent(this.Id, e.StartPoint, e.EndPoint));222        }223        private void OnTerminate(Event e)224        {225            if (e is TerminateEvent)226            {227                this.TerminateMyself();228            }229        }230        private void TerminateMyself()231        {232            if (!this.Terminating)233            {234                this.Terminating = true;235                this.Log.WriteLine("<Navigator> Terminating as previously ordered ...");236                this.SendEvent(this.CognitiveServiceId, HaltEvent.Instance);237                this.SendEvent(this.RoutePlannerServiceId, HaltEvent.Instance);238                this.CognitiveServiceId = this.RoutePlannerServiceId = null;239                this.Log.WriteLine("<Navigator> Sent Termination Confirmation to my Creator ...");240                this.SendEvent(this.CreatorId, new HaltedEvent());241                this.Log.WriteLine("<Navigator> Halting now ...");242                this.RaiseHaltEvent();243            }244        }245        protected override Task OnEventUnhandledAsync(Event e, string state)246        {247            // this can be handy for debugging.248            return base.OnEventUnhandledAsync(e, state);249        }250    }251}...

FailoverDriver.cs

Source:FailoverDriver.cs

...74            var routePlannerServiceId = this.CreateActor(typeof(MockRoutePlanner));75            return this.CreateActor(typeof(Navigator), new Navigator.NavigatorConfigEvent(this.Id, this.StorageId, cognitiveServiceId, routePlannerServiceId));76        }77        [OnEntry(nameof(OnTerminateNavigator))]78        [OnEventDoAction(typeof(Navigator.HaltedEvent), nameof(OnHalted))]79        [OnEventDoAction(typeof(Robot.NavigatorResetEvent), nameof(OnNavigatorReset))]80        [IgnoreEvents(typeof(TimerElapsedEvent))]81        internal class TerminatingNavigator : State { }82        private void OnTerminateNavigator()83        {84            this.StopTimer();85            this.Log.WriteLine("<FailoverDriver> #################################################################");86            this.Log.WriteLine("<FailoverDriver> #       Starting the fail over of the Navigator                 #");87            this.Log.WriteLine("<FailoverDriver> #################################################################");88            this.SendEvent(this.NavigatorId, new Navigator.TerminateEvent());89        }90        private void OnHalted()91        {92            this.Log.WriteLine("<FailoverDriver> *****  The Navigator confirmed that it has terminated ***** ");...

HaltedEvent

Using AI Code Generation

1using Microsoft.Coyote.Samples.DrinksServingRobot;2using Microsoft.Coyote.Samples.DrinksServingRobot;3using System;4using System.Threading.Tasks;5{6    {7        public async Task Start()8        {9            await Task.Delay(10);10        }11    }12}13using Microsoft.Coyote.Samples.DrinksServingRobot;14using System;15using System.Threading.Tasks;16{17    {18        public async Task Start()19        {20            await Task.Delay(10);21        }22    }23}24using Microsoft.Coyote.Samples.DrinksServingRobot;25using System;26using System.Threading.Tasks;27{28    {29        public async Task Start()30        {31            await Task.Delay(10);32        }33    }34}35using Microsoft.Coyote.Samples.DrinksServingRobot;36using System;37using System.Threading.Tasks;38{39    {40        public async Task Start()41        {42            await Task.Delay(10);43        }44    }45}46using Microsoft.Coyote.Samples.DrinksServingRobot;47using System;48using System.Threading.Tasks;49{50    {51        public async Task Start()52        {53            await Task.Delay(10);54        }55    }56}

HaltedEvent

Using AI Code Generation

1using Microsoft.Coyote.Samples.DrinksServingRobot;2using Microsoft.Coyote.Samples.DrinksServingRobot;3using Microsoft.Coyote.Samples.DrinksServingRobot;4using Microsoft.Coyote.Samples.DrinksServingRobot;5using Microsoft.Coyote.Samples.DrinksServingRobot;6using Microsoft.Coyote.Samples.DrinksServingRobot;7using Microsoft.Coyote.Samples.DrinksServingRobot;8using Microsoft.Coyote.Samples.DrinksServingRobot;9using Microsoft.Coyote.Samples.DrinksServingRobot;10using Microsoft.Coyote.Samples.DrinksServingRobot;11using Microsoft.Coyote.Samples.DrinksServingRobot;12using Microsoft.Coyote.Samples.DrinksServingRobot;13using Microsoft.Coyote.Samples.DrinksServingRobot;14using Microsoft.Coyote.Samples.DrinksServingRobot;

HaltedEvent

Using AI Code Generation

1using Microsoft.Coyote.Samples.DrinksServingRobot;2using Microsoft.Coyote.Samples.DrinksServingRobot;3using Microsoft.Coyote.Samples.DrinksServingRobot;4using Microsoft.Coyote.Samples.DrinksServingRobot;5using Microsoft.Coyote.Samples.DrinksServingRobot;6using Microsoft.Coyote.Samples.DrinksServingRobot;7using Microsoft.Coyote.Samples.DrinksServingRobot;8using Microsoft.Coyote.Samples.DrinksServingRobot;9using Microsoft.Coyote.Samples.DrinksServingRobot;10using Microsoft.Coyote.Samples.DrinksServingRobot;11using Microsoft.Coyote.Samples.DrinksServingRobot;12using Microsoft.Coyote.Samples.DrinksServingRobot;13using Microsoft.Coyote.Samples.DrinksServingRobot;14using Microsoft.Coyote.Samples.DrinksServingRobot;

HaltedEvent

Using AI Code Generation

1using Microsoft.Coyote.Samples.DrinksServingRobot;2using Microsoft.Coyote;3using Microsoft.Coyote.Actors;4using Microsoft.Coyote.Tasks;5using Microsoft.Coyote.Actors.Timers;6using System;7using System.Collections.Generic;8using System.Linq;9using System.Text;10using System.Threading.Tasks;11{12    {13        private readonly string name;14        private readonly string[] drinks;15        private readonly int[] preparationTimes;16        private readonly int[] deliveryTimes;17        private readonly string[] customers;18        private int currentDrink;19        private int currentCustomer;20        private int currentPreparationTime;21        private int currentDeliveryTime;22        private bool isWorking;23        private bool isHalted;24        public Robot(string name, string[] drinks, int[] preparationTimes, int[] deliveryTimes, string[] customers)25        {26            this.name = name;27            this.drinks = drinks;28            this.preparationTimes = preparationTimes;29            this.deliveryTimes = deliveryTimes;30            this.customers = customers;31            this.currentDrink = 0;32            this.currentCustomer = 0;33            this.currentPreparationTime = 0;34            this.currentDeliveryTime = 0;35            this.isWorking = false;36            this.isHalted = false;37        }38        [OnEventDoAction(typeof(UnitEvent), nameof(StartWorking))]39        private class Init : State { }40        private void StartWorking()41        {42            this.isWorking = true;43            this.RaiseEvent(new NextDrinkEvent());44        }45        {46            [OnEntry(nameof(PrepareDrink))]47            [OnEventDoAction(typeof(NextDrinkEvent), nameof(PrepareDrink))]48            [OnEventDoAction(typeof(HaltedEvent), nameof(Halt))]49            private class Prepare : State { }50            [OnEntry(nameof(DeliverDrink))]51            [OnEventDoAction(typeof(NextDrinkEvent), nameof(DeliverDrink))]52            [OnEventDoAction(typeof(HaltedEvent), nameof(Halt))]53            private class Deliver : State { }54            [OnEntry(nameof(Shutdown))]55            [OnEventDoAction(typeof(NextDrinkEvent), nameof(Shutdown))]56            [OnEventDoAction(typeof(HaltedEvent), nameof(Halt))]57            private class Shutdown : State { }58        }59        private void PrepareDrink()

HaltedEvent

Using AI Code Generation

1using Microsoft.Coyote.Samples.DrinksServingRobot;2{3    {4        static void Main(string[] args)5        {6            var config = Configuration.Create();7            config.SchedulingIterations = 100;8            config.SchedulingStrategy = SchedulingStrategy.DFS;9            var runtime = RuntimeFactory.Create(config);10            runtime.CreateActor(typeof(Robot));11            runtime.Start();12        }13    }14}

HaltedEvent

Using AI Code Generation

1using Microsoft.Coyote.Samples.DrinksServingRobot;2using System;3{4    {5        static void Main(string[] args)6        {7            RobotController robotController = new RobotController();8            robotController.Start();9            robotController.HaltedEvent += RobotController_HaltedEvent;10            robotController.Halt();11            Console.ReadKey();12        }13        private static void RobotController_HaltedEvent(object sender, EventArgs e)14        {15            Console.WriteLine("Robot Halted");16        }17    }18}19using Microsoft.Coyote.Samples.DrinksServingRobot;20using System;21using System.Threading.Tasks;22{23    {24        public event EventHandler HaltedEvent;25        private RobotController robotController;26        public RobotController()27        {28            robotController = new RobotController();29        }30        public void Start()31        {32            robotController.Start();33        }34        public void Halt()35        {36            robotController.Halt();37            HaltedEvent?.Invoke(this, EventArgs.Empty);38        }39    }40}41using Microsoft.Coyote.Samples.DrinksServingRobot;42using System;43using System.Threading.Tasks;44{45    {46        public event EventHandler HaltedEvent;

HaltedEvent

Using AI Code Generation

1using Microsoft.Coyote.Samples.DrinksServingRobot;2using Microsoft.Coyote;3using System.Threading.Tasks;4using System;5using System.Collections.Generic;6using System.Linq;7using System.Text;8using System.Threading;9using System.Diagnostics;10{11    {12        static void Main(string[] args)13        {14            var robot = new RobotController();15            Task.Run(() => robot.Run());16            HaltedEvent haltedEvent = robot.WaitForHalt();17            Console.WriteLine($"Robot halted: {haltedEvent.Reason}");18        }19    }20}21{22    using Microsoft.Coyote;23    using Microsoft.Coyote.Actors;24    using Microsoft.Coyote.Tasks;25    using System;26    using System.Collections.Generic;27    using System.Linq;28    using System.Text;29    using System.Threading.Tasks;30    {31        private Robot Robot;32        private RobotState State;33        private Task Task;34        private TaskCompletionSource<HaltedEvent> HaltCompletionSource;35        public RobotController()36        {37            this.Robot = new Robot();38            this.State = RobotState.Idle;39        }40        public void Run()41        {42            this.HaltCompletionSource = new TaskCompletionSource<HaltedEvent>();43            this.StartTask(this.RunAsync());44        }45        public HaltedEvent WaitForHalt()46        {

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