Codes for Car Inventory Control Application (ITERATOR Pattern)

// Codes for Car Inventory Control Application (ITERATOR Pattern)

//PRORAM.CS using System; using System.Collections.Generic; using System.Linq; using System.Text; namespace Abner._658.IteratorPattern { class Program { static void Main(string[] args) { Cars car; NissanDealershipInventory NissanCars = new NissanDealershipInventory(); ToyotaDealershipInventory ToyotaCars = new ToyotaDealershipInventory(); BmwDealershipInventory BmwCars = new BmwDealershipInventory();

car = new Cars("Toyota","Corolla"," New red corolla with sports package ", 19999); ToyotaCars.addItems(car); car = new Cars("Toyota", "Camry", " New silver camry with the basic package", 25999); ToyotaCars.addItems(car); car = new Cars("Toyota", "Avalon", " Used black Avalon with leather seats ", 15999); ToyotaCars.addItems(car); car = new Cars("Nissan", "Sentra", " Used black Sentra with basic package", 10999); NissanCars.addItems(car); car = new Cars("Nissan", "Maxima", " New gray Maxima with all the upgrades", 31999); NissanCars.addItems(car); car = new Cars("Nissan", "GT-R", " New blue GT-R with a v8 turbo engine", 35999); NissanCars.addItems(car); car = new Cars("Nissan", "Murano", " New silver Murano great family car", 31999); NissanCars.addItems(car); car = new Cars("BMW", "325I", "New charcoal 2010 bmw325i 5speed manual ", 38999); BmwCars.addItems(car); car = new Cars("BMW", "745I", "New metallic blue 2010 bmw745i luxury pckg ", 80999); BmwCars.addItems(car); car = new Cars("BMW", "X6", "New black 2010 bmwX6 premium package ", 60999); BmwCars.addItems(car); car = new Cars("BMW", "M5", "New Red 2010 bmw M5 6speed manual ", 58999); BmwCars.addItems(car);

Iterator NissanIterator = NissanCars.CreateIterator(); Iterator ToyotaIterator = ToyotaCars.CreateIterator(); Iterator BmwIterator = BmwCars.CreateIterator(); Console.WriteLine("Nissan Inventory"); Console.WriteLine("Name Model Description Price"); Cars Ncar = NissanIterator.First();

while (Ncar != null) { Console.WriteLine("{0} {1} {2} {3}", Ncar.getBrand,Ncar.getModel,Ncar.getDescription,Ncar.getPrice); Ncar = NissanIterator.Next(); } Cars Tcar = ToyotaIterator.First(); Console.WriteLine("\nToyota Inventory"); Console.WriteLine("Name Model Description Price");

while (Tcar != null) { Console.WriteLine("{0} {1} {2} {3}", Tcar.getBrand, Tcar.getModel, Tcar.getDescription, Tcar.getPrice); Tcar = ToyotaIterator.Next(); } Cars Bcar = BmwIterator.First(); Console.WriteLine("\nBMW Inventory"); Console.WriteLine("Name Model Description Price"); while (Bcar != null) { Console.WriteLine("{0} {1} {2} {3}", Bcar.getBrand, Bcar.getModel, Bcar.getDescription, Bcar.getPrice); Bcar = BmwIterator.Next(); }

Console.ReadKey(); } } } // ITERATOR.CS using System; using System.Collections.Generic; using System.Linq; using System.Text; namespace Abner._658.IteratorPattern { abstract class Iterator { public abstract Cars First(); public abstract Cars Next(); public abstract bool IsDone(); public abstract Cars CurrentItem();

// NISSANDEALERSHIPITERATOR.CS using System; using System.Collections.Generic; using System.Collections; using System.Linq; using System.Text; namespace Abner._658.IteratorPattern { class NissanDealershipIterator : Iterator { private ArrayList NissanCarsArray = new ArrayList(); private int position = 0; public NissanDealershipIterator(ArrayList NissanCarsArray) { this.NissanCarsArray = NissanCarsArray; } public override Cars First() { return (Cars)NissanCarsArray[0]; }

public override Cars Next() { Cars ret = null;

if (position < NissanCarsArray.Count - 1) { ret = (Cars)NissanCarsArray[++position]; }

return ret; }

public override bool IsDone() { return (position >= NissanCarsArray.Count); }

public override Cars CurrentItem() { return (Cars)NissanCarsArray[position]; } } }

//TOYOTACARDEALERSHIPITERATOR.CS using System; using System.Collections.Generic; using System.Linq; using System.Text; namespace Abner._658.IteratorPattern { class ToyotaDealershipIterator : Iterator { private List ToyotaCarsList; private int position = 0; public ToyotaDealershipIterator(List ToyotaCarsList) { this.ToyotaCarsList = ToyotaCarsList; }

public override Cars First() { return (Cars)ToyotaCarsList[0]; }

public override Cars Next() { Cars ret = null; if (position < ToyotaCarsList.Count - 1) { ret = (Cars)ToyotaCarsList[++position]; }

return ret; }

public override bool IsDone() { return position >= ToyotaCarsList.Count; }

public override Cars CurrentItem() { return (Cars)ToyotaCarsList[position]; } } }

//BMWCARDEALERSHIPITERATOR using System; using System.Collections.Generic; using System.Linq; using System.Text; namespace Abner._658.IteratorPattern { class BmwDealershipIterator : Iterator { private List BmwCarsList; private int position = 0; public BmwDealershipIterator(List BmwCarsList) { this.BmwCarsList = BmwCarsList; }

public override Cars First() { return (Cars)BmwCarsList[0]; }

public override Cars Next() { Cars ret = null; if (position < BmwCarsList.Count - 1) { ret = (Cars)BmwCarsList[++position]; }

return ret; }

public override bool IsDone() { return position >= BmwCarsList.Count; }

public override Cars CurrentItem() { return (Cars)BmwCarsList[position]; } } }

// CARABSTRACTINVENTORY.CS using System; using System.Collections.Generic; using System.Linq; using System.Text; namespace Abner._658.IteratorPattern { abstract class CarAbstractInventory { public abstract Iterator CreateIterator(); } }

//NISSANDEALERSINVENTORY.CS using System; using System.Collections.Generic; using System.Collections; using System.Linq; using System.Text; namespace Abner._658.IteratorPattern { class NissanDealershipInventory : CarAbstractInventory { ArrayList NissanCarsArray = new ArrayList();

public override Iterator CreateIterator() { return new NissanDealershipIterator(NissanCarsArray); }

public int Count { get { return NissanCarsArray.Count; } }

public void addItems(Cars car) { NissanCarsArray.Add(car); }

//TOYOTADEALERSHIPINVENTORY.CS using System; using System.Collections.Generic; using System.Linq; using System.Text; namespace Abner._658.IteratorPattern { class ToyotaDealershipInventory : CarAbstractInventory {

private List ToyotaCarsList = new List();

public override Iterator CreateIterator() { return new ToyotaDealershipIterator(ToyotaCarsList); }

public int Count { get { return ToyotaCarsList.Count; } }

public void addItems(Cars car) { ToyotaCarsList.Add(car); } } } //BMWDEALERSHIPINVENTORY.CS using System; using System.Collections.Generic; using System.Linq; using System.Text; namespace Abner._658.IteratorPattern { class BmwDealershipInventory : CarAbstractInventory { private List BmwCarsList = new List();

public override Iterator CreateIterator() { return new ToyotaDealershipIterator(BmwCarsList); }

public int Count { get { return BmwCarsList.Count; } }

public void addItems(Cars car) { BmwCarsList.Add(car); } } }

// CARS.CS using System; using System.Collections.Generic; using System.Linq; using System.Text; namespace Abner._658.IteratorPattern { class Cars { string Brand; string Model; string Description; double price; public Cars(string brand, string model, string description, double price) { this.Brand = brand; this.Model = model; this.Description = description; this.price = price; }

public string getBrand { get{return Brand;} } public string getModel { get { return Model; } } public string getDescription { get { return Description; } } public double getPrice { get { return price; } } } }

// Codes for Car Inventory Control Application (Composite Pattern)

//PRORAM.CS using System; using System.Collections.Generic; using System.Linq; using System.Text; namespace Abner._658.CompositePattern { class Program { static void Main(string[] args) { CarsComponent NissanCars = new Inventory("Nissan Car Inventory "); CarsComponent ToyotaCars = new Inventory("Toyota Car Inventory "); CarsComponent BMWCars = new Inventory(" BMW Car Inventory "); ToyotaCars.addItems(new Cars("Toyota","Corolla"," New red corolla with sports package ", 19999)); ToyotaCars.addItems(new Cars("Toyota", "Camry", " New silver camry with the basic package", 25999)); ToyotaCars.addItems(new Cars("Toyota", "Avalon", " Used black Avalon with leather seats ", 15999)); NissanCars.addItems(new Cars("Nissan", "Sentra", " Used black Sentra with basic package", 10999)); NissanCars.addItems(new Cars("Nissan", "Maxima", " New gray Maxima with all the upgrades", 31999)); NissanCars.addItems(new Cars("Nissan", "GT-R", " New blue GT-R with a v8 turbo engine", 35999)); BMWCars.addItems(new Cars("BMW", "325I", "New charcoal 2010 bmw325i 5speed manual ", 38999)); BMWCars.addItems(new Cars("BMW", "745I", "New metallic blue 2010 bmw745i luxury pckg ", 80999)); BMWCars.addItems(new Cars("BMW", "X6", "New black 2010 bmwX6 premium package ", 60999)); BMWCars.addItems(new Cars("BMW", "M5", "New Red 2010 bmw M5 6speed manual ", 58999)); CarsComponent AllInventory = new Inventory(" All THE CARS ON THE LOT !!!! "); AllInventory.addItems(ToyotaCars); AllInventory.addItems(NissanCars); AllInventory.addItems(BMWCars); AllInventory.PrintInventory(); //Dealer CarSalesMan = new Dealer(AllInventory); //CarSalesMan.print();

Console.ReadKey();

//CARSCOMPONENT.CS using System; using System.Collections.Generic; using System.Linq; using System.Text; namespace Abner._658.CompositePattern {

abstract class CarsComponent { public abstract int Count(); public abstract void addItems(CarsComponent CarsComponent); public abstract string getBrand(); public abstract string getModel(); public abstract string getDescription(); public abstract double getPrice(); public abstract void PrintInventory(); public abstract string InventoryName(); } }

//DEALER.CS using System; using System.Collections.Generic; using System.Linq; using System.Text; namespace Abner._658.CompositePattern { class Dealer { CarsComponent allCarInventory; public Dealer(CarsComponent allCarInventory) { this.allCarInventory = allCarInventory; } public void print() { allCarInventory.PrintInventory(); } } }

//INVENTORY.CS using System; using System.Collections.Generic; using System.Collections; using System.Linq; using System.Text; namespace Abner._658.CompositePattern { class Inventory : CarsComponent { ArrayList InventoryList = new ArrayList(); string name; //string description; public Inventory(string name) { this.name = name; }

public override string InventoryName() { return name; } public override string getModel() { throw new NotImplementedException(); } public override string getBrand() { throw new NotImplementedException(); } public override double getPrice() { throw new NotImplementedException(); } public override string getDescription() { throw new NotImplementedException(); } public override void addItems(CarsComponent CarsComponent) { InventoryList.Add(CarsComponent); } public override int Count() { return InventoryList.Count; }

public override void PrintInventory() { Console.WriteLine("\n" + InventoryName()); Console.WriteLine(); // don't forget to mention the IEnumerator in c# IEnumerator iterator = InventoryList.GetEnumerator();

while (iterator.MoveNext()) { CarsComponent carComponents = (CarsComponent)iterator.Current; carComponents.PrintInventory(); }

} } //CARS.CS using System; using System.Collections.Generic; using System.Linq; using System.Text; namespace Abner._658.CompositePattern { class Cars : CarsComponent { string Brand; string Model; string Description; double price; public Cars(string brand, string model, string description, double price) { this.Brand = brand; this.Model = model; this.Description = description; this.price = price; } //public override Iterator CreateIterator() //{ // throw new NotImplementedException(); //} public override string InventoryName() { throw new NotImplementedException(); }

public override string getModel() { return Model; } public override string getBrand() { return Brand; } public override double getPrice() { return price; } public override string getDescription() { return Description; } public override void addItems(CarsComponent CarsComponent) { throw new NotImplementedException(); } public override int Count() { throw new NotImplementedException(); }

public override void PrintInventory() { Console.WriteLine("{0} {1} {2} {3}", getBrand(), getModel(), getDescription(), getPrice());

Console.WriteLine("------"); } } }

// Codes for Vehicle Test (Template Method Pattern) using System; using System.Collections.Generic; using System.Linq; using System.Text; namespace Vehicle { class Program { static void Main() { VehicleDesign teamA = new Car(); teamA.Tasks();

Console.WriteLine("\n"); VehicleDesign teamB = new Truck(); teamB.Tasks();

Console.ReadKey(); }

// VehicleDesign.cs //superclass public abstract class VehicleDesign { //Template public void Tasks() { AssignedToCarDesign(); AssignedToEngine(); AssignedToProgram(); //condition if (VehicleFeaturesTested()) { Repair(); Test(); }

} //abstract for sub to use their own methods public abstract void Repair(); public abstract void Test();

public void AssignedToCarDesign() { Console.WriteLine("Team A is responsible for vehicle Design"); }

public void AssignedToEngine() { Console.WriteLine("Team B are assigned to build vehicle Engine"); }

public void AssignedToProgram() { Console.WriteLine("Joe and Tim are assigned to build software"); }

//Using Hook method To conform vehicle tests bool VehicleFeaturesTested() { return true; }

// Car.cs // ConcreteClassA public class Car : VehicleDesign { public override void Repair()

{ Console.WriteLine("Car components functioning well (y/n)?"); string answer = getUserInput();

if (answer.ToLower().StartsWith("y")) {

Console.WriteLine("All components of a car are functioning well"); } else { Console.WriteLine("Patrick repair the brakes"); Console.WriteLine("Brakes need to be fixed"); } }

public override void Test() { Console.WriteLine("\nCar features working well (y/n)?"); string answer = getUserInput(); if (answer.ToLower().StartsWith("y")) { Console.WriteLine("All features of a car are functioning well");

} else { Console.WriteLine("Paul test the audio system"); Console.WriteLine("Audio system is not functioning well"); }

} private string getUserInput() { string answer = null;

try { answer = Console.ReadLine(); }

catch { Console.Error.WriteLine("IO error trying to read your answer"); }

if (answer == "n") { return "no"; } else if (answer == "y") { return "y"; } else { return "no"; } }

// Truck.cs //ConcreteClassB public class Truck : VehicleDesign {

public override void Repair() { Console.WriteLine("Truck components functioning well (y/n)?"); string answer = getUserInput();

if (answer.ToLower().StartsWith("y")) {

Console.WriteLine("All components of a truck are functioning well"); } else { Console.WriteLine("Tom repair air conditioner"); Console.WriteLine("Air conditioner is not functioning well"); } }

public override void Test() { Console.WriteLine("\nTruck features working well (y/n)?"); string answer = getUserInput();

if (answer.ToLower().StartsWith("y")) { Console.WriteLine("All features of truck are functioning well"); } else { Console.WriteLine("Robert test the cruise control"); Console.WriteLine("Cruise control is not functioning well"); } }

private string getUserInput() { string answer = null;

try { answer = Console.ReadLine(); } catch { Console.Error.WriteLine("IO error trying to read your answer"); }

if (answer == "n") { return "no"; } else if (answer == "y") { return "y"; } else { return "no"; } } }

// Code for Vehicle Gears application (State Pattern)

// Code in Program.cs class Program { static void Main(string[] args) {

AutomaticGear gear = new AutomaticGear(1);

gear.Info(); gear.parkingGear(); gear.driveGear(); gear.neutralGear(); gear.reverseGear(); gear.changeGear(); Console.WriteLine("\n");

gear.Info(); gear.reverseGear(); gear.parkingGear(); gear.driveGear(); gear.neutralGear(); gear.changeGear(); Console.WriteLine("\n");

gear.Info(); gear.neutralGear(); gear.parkingGear(); gear.driveGear(); gear.changeGear(); Console.WriteLine("\n");

gear.Info(); gear.driveGear(); gear.neutralGear(); gear.reverseGear(); gear.parkingGear(); gear.changeGear(); Console.WriteLine("\n");

gear.Info();

gear.driveGear(); gear.neutralGear(); gear.reverseGear(); gear.parkingGear();

Console.ReadKey(); } } }

// State.cs using System; using System.Collections.Generic; using System.Linq; using System.Text; namespace VehicleGears { public interface State { void parkingGear(); void reverseGear(); void changeGear(); void neutralGear(); void driveGear();

// AutomaticGear.cs using System; using System.Collections.Generic; using System.Linq; using System.Text; namespace VehicleGears { public class AutomaticGear {

State parkingState; State driveState; State neutralState; State reverseState; State _state;

int count = 1; // constructor for state instances public AutomaticGear(int testNumber) { parkingState = new ParkingState(this); reverseState = new ReverseState(this); neutralState = new NeutralState(this); driveState = new DriveState(this); _state = new SetState(this); this.count = testNumber;

if (testNumber > 0) { _state = parkingState;

public void parkingGear() {

_state.parkingGear();

public void reverseGear() {

_state.reverseGear(); }

public void changeGear() {

_state.changeGear();

public void neutralGear() {

_state.neutralGear(); }

public void driveGear() {

_state.driveGear(); } public void setState(State state) { this._state = state;

public void NumberOfTests() { if (count >= 1) { count += 1; } } // get States public State getParkingState() { return parkingState; } public State getNeutralState() { return neutralState; } public State getReverseState() { return reverseState; } public State getDriveState() { return driveState; }

public int getCount() { return count; }

public void Info() { if (count == 1) { Console.WriteLine("Test #1: Shift vehicle gear from parking to reverse\n"); } else if (count == 2) { Console.WriteLine("Test #2: Shift vehicle gear from reverse to neutral\n"); } else if (count == 3) { Console.WriteLine("Test #3: Shift vehicle gear from neutral to drive\n"); } else if (count == 4) { Console.WriteLine("Test #4: Shift vehicle gear from drive to parking\n"); } else { Console.WriteLine("Test #5: Check whether gear shifted to parking"); } }

// ParkingState.cs using System; using System.Collections.Generic; using System.Linq; using System.Text; namespace VehicleGears { public class ParkingState : State { AutomaticGear automaticGear;

public ParkingState(AutomaticGear automaticGear) { this.automaticGear = automaticGear;

} public void parkingGear() {

Console.WriteLine("Vehicle is currently in Parking gear"); }

public void reverseGear() { Console.WriteLine("Vehicle cannot switch to reverse gear until brake is applied "); }

public void changeGear() { Console.WriteLine("Brakes applied .... "); Console.WriteLine("Gear can shift to reverse gear now"); automaticGear.NumberOfTests(); if (automaticGear.getCount() == 2) { automaticGear.setState(automaticGear.getReverseState()); }

public void neutralGear() { Console.WriteLine("Gear is not in neutral"); // automaticGear.setState(automaticGear.getNeutralState()); }

public void driveGear() { Console.WriteLine("Gear is not in drive"); } } } // ReverseState.cs using System; using System.Collections.Generic; using System.Linq; using System.Text; namespace VehicleGears { public class ReverseState : State { AutomaticGear automaticGear;

public ReverseState(AutomaticGear automaticGear) { this.automaticGear = automaticGear; }

public void parkingGear() { Console.WriteLine("Gear is not in Parking"); }

public void reverseGear() { Console.WriteLine("Gear is in reverse "); }

public void changeGear() { Console.WriteLine("Brakes applied .... "); Console.WriteLine("Gear can shift to neutral gear now"); automaticGear.NumberOfTests(); if (automaticGear.getCount() == 3) { automaticGear.setState(automaticGear.getNeutralState());

} } public void neutralGear() { Console.WriteLine("Brake needs to be applied first before shifting to neutral"); }

public void driveGear() { Console.WriteLine("Gear is not in drive"); }

// NeutralState.cs using System; using System.Collections.Generic; using System.Linq; using System.Text; namespace VehicleGears { public class NeutralState : State { AutomaticGear automaticGear;

public NeutralState(AutomaticGear automaticGear) { this.automaticGear = automaticGear; }

public void parkingGear() { Console.WriteLine("Gear is not in parking"); }

public void reverseGear() { Console.WriteLine("Gear is not in reverse "); }

public void changeGear() {

Console.WriteLine("Brakes applied .... "); Console.WriteLine("Gear can shift to drive gear now"); automaticGear.NumberOfTests(); if (automaticGear.getCount() == 4) { automaticGear.setState(automaticGear.getDriveState()); //change this to driveState();

} } public void neutralGear() { Console.WriteLine("Gear is currently in neutral");

public void driveGear() { Console.WriteLine("Vehicle cannot switch to drive gear until brake is applied"); }

// DriveState.cs using System; using System.Collections.Generic; using System.Linq; using System.Text; namespace VehicleGears { public class DriveState : State { AutomaticGear automaticGear;

public DriveState(AutomaticGear automaticGear) { this.automaticGear = automaticGear; } public void parkingGear() { Console.WriteLine("Brakes need to be applied before shifting gear to parking"); }

public void reverseGear() { Console.WriteLine("Gear is not in reverse"); }

public void changeGear() { Console.WriteLine("Brakes applied .... "); Console.WriteLine("Gear can shift to parking gear now"); automaticGear.NumberOfTests(); if (automaticGear.getCount() == 5) { automaticGear.setState(automaticGear.getParkingState()); } }

public void neutralGear() { Console.WriteLine("Gear is not in neutral"); }

public void driveGear() { Console.WriteLine("Vehicle is currently in drive gear"); } }

} //SetState.cs using System; using System.Collections.Generic; using System.Linq; using System.Text; namespace VehicleGears { public class SetState : State { AutomaticGear automaticGear;

public SetState(AutomaticGear automaticGear) { this.automaticGear = automaticGear; } public void parkingGear() { } public void reverseGear() { } public void neutralGear() { } public void changeGear() { } public void driveGear() { } } }