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Coyote
Microsoft.Coyote.Samples.CoffeeMachineTasks
BusyEvent

How to use BusyEvent class of Microsoft.Coyote.Samples.CoffeeMachineTasks package

Best Coyote code snippet using Microsoft.Coyote.Samples.CoffeeMachineTasks.BusyEvent

CoffeeMachine.cs

Source:CoffeeMachine.cs

...72            if (this.Halted)73            {74                return "Ignoring MakeCoffeeAsync on halted Coffee machine";75            }76            Specification.Monitor<LivenessMonitor>(new LivenessMonitor.BusyEvent());77            if (!this.RefillRequired && !this.Halted)78            {79                // Make sure water is hot enough.80                await this.StartHeatingWater();81            }82            this.Log.WriteLine($"Coffee requested, shots={shots}");83            this.ShotsRequested = shots;84            // Grind beans until porta filter is full. Turn on shot button for desired time dump the85            // grinds, while checking for error conditions, e.g. out of water or coffee beans.86            if (!this.RefillRequired && !this.Halted)87            {88                await this.GrindBeans();89            }90            if (!this.RefillRequired && !this.Halted)91            {92                await this.MakeShotsAsync();93            }94            await this.CleanupAsync();95            if (this.Halted)96            {97                return "<halted>";98            }99            return this.Error;100        }101        public async Task CheckSensors()102        {103            this.Log.WriteLine("checking initial state of sensors...");104            // When this state machine starts it has to figure out the state of the sensors.105            if (!await this.Sensors.GetPowerSwitchAsync())106            {107                // Coffee machine was off, so this is the easy case, simply turn it on!108                await this.Sensors.SetPowerSwitchAsync(true);109            }110            // Make sure grinder, shot maker and water heater are off.111            await this.Sensors.SetGrinderButtonAsync(false);112            await this.Sensors.SetShotButtonAsync(false);113            await this.Sensors.SetWaterHeaterButtonAsync(false);114            // Need to check water and hopper levels and if the porta filter115            // has coffee in it we need to dump those grinds.116            await this.CheckWaterLevelAsync();117            await this.CheckHopperLevelAsync();118            await this.CheckPortaFilterCoffeeLevelAsync();119            await this.CheckDoorOpenAsync();120        }121        private async Task CheckWaterLevelAsync()122        {123            this.WaterLevel = await this.Sensors.GetWaterLevelAsync();124            this.Log.WriteLine("Water level is {0} %", (int)this.WaterLevel.Value);125            if ((int)this.WaterLevel.Value <= 0)126            {127                this.OnRefillRequired("is out of water");128            }129        }130        private async Task CheckHopperLevelAsync()131        {132            this.HopperLevel = await this.Sensors.GetHopperLevelAsync();133            this.Log.WriteLine("Hopper level is {0} %", (int)this.HopperLevel.Value);134            if ((int)this.HopperLevel.Value == 0)135            {136                this.OnRefillRequired("out of coffee beans");137            }138        }139        private async Task CheckPortaFilterCoffeeLevelAsync()140        {141            this.PortaFilterCoffeeLevel = await this.Sensors.GetPortaFilterCoffeeLevelAsync();142            if (this.PortaFilterCoffeeLevel > 0)143            {144                // Dump these grinds because they could be old, we have no idea how long145                // the coffee machine was off (no real time clock sensor).146                this.Log.WriteLine("Dumping old smelly grinds!");147                await this.Sensors.SetDumpGrindsButtonAsync(true);148            }149        }150        private async Task CheckDoorOpenAsync()151        {152            this.DoorOpen = await this.Sensors.GetReadDoorOpenAsync();153            if (this.DoorOpen.Value != false)154            {155                this.Log.WriteLine("Cannot safely operate coffee machine with the door open!");156                this.OnError();157            }158        }159        private async Task StartHeatingWater()160        {161            if (!this.Halted)162            {163                // Start heater and keep monitoring the water temp till it reaches 100!164                this.Log.WriteLine("Warming the water to 100 degrees");165                Specification.Monitor<LivenessMonitor>(new LivenessMonitor.BusyEvent());166                await this.MonitorWaterTemperature();167            }168            else169            {170                this.Log.WriteLine("Ignoring StartHeatingWater on a Halted Coffee machine");171            }172        }173        private async Task OnWaterHot()174        {175            this.Log.WriteLine("Coffee machine water temperature is now 100");176            if (this.Heating)177            {178                this.Heating = false;179                // Turn off the heater so we don't overheat it!...

LivenessMonitor.cs

Source:LivenessMonitor.cs

...8    /// either by making the requested coffee or by requesting a refill.9    /// </summary>10    internal class LivenessMonitor : Monitor11    {12        public class BusyEvent : Event { }13        public class IdleEvent : Event { }14        [Start]15        [Cold]16        [OnEventGotoState(typeof(BusyEvent), typeof(Busy))]17        [IgnoreEvents(typeof(IdleEvent))]18        private class Idle : State { }19        [Hot]20        [OnEventGotoState(typeof(IdleEvent), typeof(Idle))]21        [IgnoreEvents(typeof(BusyEvent))]22        private class Busy : State { }23    }24}...

BusyEvent

Using AI Code Generation

1using Microsoft.Coyote.Samples.CoffeeMachineTasks;2using Microsoft.Coyote.Tasks;3using System;4using System.Threading.Tasks;5{6    {7        static async Task Main(string[] args)8        {9            Console.WriteLine("Coffee Machine application.");10            Console.WriteLine("Starting Coffee Machine...");11            await Task.Run(() => CoffeeMachineService.Start());12            Console.WriteLine("Coffee Machine started.");13            Console.WriteLine("Press any key to stop the Coffee Machine.");14            Console.ReadKey();15            Console.WriteLine("Stopping Coffee Machine...");16            CoffeeMachineService.Stop();17            Console.WriteLine("Coffee Machine stopped.");18        }19    }20}21using Microsoft.Coyote.Samples.CoffeeMachineTasks;22using Microsoft.Coyote.Tasks;23using System;24using System.Threading.Tasks;25{26    {27        static async Task Main(string[] args)28        {29            Console.WriteLine("Coffee Machine application.");30            Console.WriteLine("Starting Coffee Machine...");31            await Task.Run(() => CoffeeMachineService.Start());32            Console.WriteLine("Coffee Machine started.");33            Console.WriteLine("Press any key to stop the Coffee Machine.");34            Console.ReadKey();35            Console.WriteLine("Stopping Coffee Machine...");36            CoffeeMachineService.Stop();37            Console.WriteLine("Coffee Machine stopped.");38        }39    }40}41using Microsoft.Coyote.Samples.CoffeeMachineTasks;42using Microsoft.Coyote.Tasks;43using System;44using System.Threading.Tasks;45{46    {47        static async Task Main(string[] args)48        {49            Console.WriteLine("Coffee Machine application.");50            Console.WriteLine("Starting Coffee Machine...");51            await Task.Run(() => CoffeeMachineService.Start());52            Console.WriteLine("Coffee Machine started.");53            Console.WriteLine("Press any key to stop the Coffee Machine.");54            Console.ReadKey();55            Console.WriteLine("Stopping Coffee Machine...");56            CoffeeMachineService.Stop();57            Console.WriteLine("Coffee Machine stopped.");58        }59    }60}61using Microsoft.Coyote.Samples.CoffeeMachineTasks;62using Microsoft.Coyote.Tasks;63using System;64using System.Threading.Tasks;65{

BusyEvent

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Threading.Tasks;4using Microsoft.Coyote;5using Microsoft.Coyote.Tasks;6using Microsoft.Coyote.Samples.CoffeeMachineTasks;7{8    {9        public bool Busy;10        public BusyEvent(bool busy)11        {12            this.Busy = busy;13        }14    }15    {16        private bool busy;17        [OnEventDoAction(typeof(BusyEvent), nameof(SetBusy))]18        {19        }20        private void SetBusy(Event e)21        {22            this.busy = (e as BusyEvent).Busy;23        }24        [OnEventDoAction(typeof(BrewCoffeeEvent), nameof(BrewCoffee))]25        {26        }27        private void BrewCoffee(Event e)28        {29            this.busy = true;30            this.SendEvent(this.Id, new BusyEvent(true));31            this.busy = false;32            this.SendEvent(this.Id, new BusyEvent(false));33        }34    }35}36using System;37using System.Collections.Generic;38using System.Threading.Tasks;39using Microsoft.Coyote;40using Microsoft.Coyote.Tasks;41using Microsoft.Coyote.Samples.CoffeeMachineTasks;42{43    {44        public bool Busy;45        public BusyEvent(bool busy)46        {47            this.Busy = busy;48        }49    }50    {51        private bool busy;52        [OnEventDoAction(typeof(BusyEvent), nameof(SetBusy))]53        {54        }55        private void SetBusy(Event e)56        {57            this.busy = (e as BusyEvent).Busy;58        }59        [OnEventDoAction(typeof(BrewCoffeeEvent), nameof(BrewCoffee))]60        {61        }62        private void BrewCoffee(Event e)63        {64            this.busy = true;65            this.SendEvent(this.Id, new BusyEvent(true));66            this.busy = false;

BusyEvent

Using AI Code Generation

1using Microsoft.Coyote.Samples.CoffeeMachineTasks;2using System;3using System.Threading.Tasks;4using Microsoft.Coyote;5using Microsoft.Coyote.Actors;6{7    {8        public static async Task Main(string[] args)9        {10            var config = Configuration.Create();11            config.MaxSchedulingSteps = 1000;12            config.MaxFairSchedulingSteps = 1000;13            config.MaxStepsFromEntryToExit = 1000;14            config.MaxFairStepsFromEntryToExit = 1000;15            config.MaxStepsFromAnyEntryToExit = 1000;16            config.MaxFairStepsFromAnyEntryToExit = 1000;17            config.MaxStepsFromAnyEntryToAnyExit = 1000;18            config.MaxFairStepsFromAnyEntryToAnyExit = 1000;19            config.MaxStepsFromAnyEntryToExit = 1000;20            config.MaxFairStepsFromAnyEntryToExit = 1000;21            config.MaxStepsFromAnyEntryToAnyExit = 1000;22            config.MaxFairStepsFromAnyEntryToAnyExit = 1000;23            config.MaxStepsFromAnyEntryToExit = 1000;24            config.MaxFairStepsFromAnyEntryToExit = 1000;25            config.MaxStepsFromAnyEntryToAnyExit = 1000;26            config.MaxFairStepsFromAnyEntryToAnyExit = 1000;27            config.MaxStepsFromAnyEntryToExit = 1000;28            config.MaxFairStepsFromAnyEntryToExit = 1000;29            config.MaxStepsFromAnyEntryToAnyExit = 1000;30            config.MaxFairStepsFromAnyEntryToAnyExit = 1000;31            config.MaxStepsFromAnyEntryToExit = 1000;32            config.MaxFairStepsFromAnyEntryToExit = 1000;33            config.MaxStepsFromAnyEntryToAnyExit = 1000;34            config.MaxFairStepsFromAnyEntryToAnyExit = 1000;35            config.MaxStepsFromAnyEntryToExit = 1000;36            config.MaxFairStepsFromAnyEntryToExit = 1000;37            config.MaxStepsFromAnyEntryToAnyExit = 1000;38            config.MaxFairStepsFromAnyEntryToAnyExit = 1000;39            config.MaxStepsFromAnyEntryToExit = 1000;

BusyEvent

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using Microsoft.Coyote.Samples.CoffeeMachineTasks;4using Microsoft.Coyote.Tasks;5{6    {7        public BusyEvent()8        {9        }10    }11}12using System;13using System.Threading.Tasks;14using Microsoft.Coyote.Samples.CoffeeMachineTasks;15using Microsoft.Coyote.Tasks;16{17    {18        public BusyEvent()19        {20        }21    }22}23using System;24using System.Threading.Tasks;25using Microsoft.Coyote.Samples.CoffeeMachineTasks;26using Microsoft.Coyote.Tasks;27{28    {29        public BusyEvent()30        {31        }32    }33}34using System;35using System.Threading.Tasks;36using Microsoft.Coyote.Samples.CoffeeMachineTasks;37using Microsoft.Coyote.Tasks;38{39    {40        public BusyEvent()41        {42        }43    }44}45using System;46using System.Threading.Tasks;47using Microsoft.Coyote.Samples.CoffeeMachineTasks;48using Microsoft.Coyote.Tasks;49{50    {51        public BusyEvent()52        {53        }54    }55}56using System;57using System.Threading.Tasks;58using Microsoft.Coyote.Samples.CoffeeMachineTasks;59using Microsoft.Coyote.Tasks;60{61    {

BusyEvent

Using AI Code Generation

1using Microsoft.Coyote.Samples.CoffeeMachineTasks;2using Microsoft.Coyote.Tasks;3{4    static void Main(string[] args)5    {6        Task.Run(async () =>7        {8            await Task.Delay(1000);9            await Task.Delay(1000);10            await Task.Delay(1000);11        });12        Task.Run(async () =>13        {14            await Task.Delay(2000);15            await Task.Delay(2000);16            await Task.Delay(2000);17        });18        Task.Run(async () =>19        {20            await Task.Delay(3000);21            await Task.Delay(3000);22            await Task.Delay(3000);23        });24        Task.Run(async () =>25        {26            await Task.Delay(4000);27            await Task.Delay(4000);28            await Task.Delay(4000);29        });30        Task.Run(async () =>31        {32            await Task.Delay(5000);33            await Task.Delay(5000);34            await Task.Delay(5000);35        });36        Task.Run(async () =>37        {38            await Task.Delay(6000);39            await Task.Delay(6000);40            await Task.Delay(6000);41        });42        Task.Run(async () =>43        {44            await Task.Delay(7000);45            await Task.Delay(7000);46            await Task.Delay(7000);47        });48        Task.Run(async () =>49        {50            await Task.Delay(8000);51            await Task.Delay(8000);52            await Task.Delay(8000);53        });54        Task.Run(async () =>55        {56            await Task.Delay(9000);57            await Task.Delay(9000);58            await Task.Delay(9000);59        });60        Task.Run(async () =>61        {62            await Task.Delay(10000);63            await Task.Delay(10000);64            await Task.Delay(10000);65        });66        Task.Run(async () =>67        {68            await Task.Delay(11000);69            await Task.Delay(11000);70            await Task.Delay(11000);71        });72        Task.Run(async () =>73        {74            await Task.Delay(12000);75            await Task.Delay(12000);76            await Task.Delay(12000);77        });78        Task.Run(async () =>79        {80            await Task.Delay(13000);81            await Task.Delay(13000);82            await Task.Delay(13000);83        });

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