Run this JAVA code in netbeans and take screenshots as proof of its implementation: / Java Program to demonstrate the// working of Abstract Factory Pattern enum CarType{ MICRO, MINI, LUXURY} abstract class Car{ Car(CarType model, Location location) { this.model = model; this.location = location; } abstract void construct(); CarType model = null; Location location = null; CarType getModel() { return model; } void setModel(CarType model) { this.model = model; } Location getLocation() { return location; } void setLocation(Location location) { this.location = location; } @Override public String toString() { return "CarModel - "+model + " located in "+location; }} class LuxuryCar extends Car{ LuxuryCar(Location location) { super(CarType.LUXURY, location); construct(); } @Override protected void construct() { System.out.println("Connecting to luxury car"); }} class MicroCar extends Car{ MicroCar(Location location) { super(CarType.MICRO, location); construct(); } @Override protected void construct() { System.out.println("Connecting to Micro Car "); }} class MiniCar extends Car{ MiniCar(Location location) { super(CarType.MINI,location ); construct(); } @Override void construct() { System.out.println("Connecting to Mini car"); }} enum Location{DEFAULT, USA, INDIA} class INDIACarFactory{ static Car buildCar(CarType model) { Car car = null; switch (model) { case MICRO: car = new MicroCar(Location.INDIA); break; case MINI: car = new MiniCar(Location.INDIA); break; case LUXURY: car = new LuxuryCar(Location.INDIA); break; default: break; } return car; }} class DefaultCarFactory{ public static Car buildCar(CarType model) { Car car = null; switch (model) { case MICRO: car = new MicroCar(Location.DEFAULT); break; case MINI: car = new MiniCar(Location.DEFAULT); break; case LUXURY: car = new LuxuryCar(Location.DEFAULT); break; default: break; } return car; }} class USACarFactory{ public static Car buildCar(CarType model) { Car car = null; switch (model) { case MICRO: car = new MicroCar(Location.USA); break; case MINI: car = new MiniCar(Location.USA); break; case LUXURY: car = new LuxuryCar(Location.USA); break; default: break; } return car; }} class CarFactory{ private CarFactory() { } public static Car buildCar(CarType type) { Car car = null; // We can add any GPS Function here which // read location property somewhere from configuration // and use location specific car factory // Currently I'm just using INDIA as Location Location location = Location.INDIA; switch(location) { case USA: car = USACarFactory.buildCar(type); break; case INDIA: car = INDIACarFactory.buildCar(type); break; default: car = DefaultCarFactory.buildCar(type); } return car; }} class AbstractDesign{ public static void main(String[] args) { System.out.println(CarFactory.buildCar(CarType.MICRO)); System.out.println(CarFactory.buildCar(CarType.MINI)); System.out.println(CarFactory.buildCar(CarType.LUXURY)); }}

Run this JAVA code in netbeans and take screenshots as proof of its implementation: / Java Program to demonstrate the// working of Abstract Factory Pattern enum CarType{ MICRO, MINI, LUXURY} abstract class Car{ Car(CarType model, Location location) { this.model = model; this.location = location; } abstract void construct(); CarType model = null; Location location = null; CarType getModel() { return model; } void setModel(CarType model) { this.model = model; } Location getLocation() { return location; } void setLocation(Location location) { this.location = location; } @Override public String toString() { return "CarModel - "+model + " located in "+location; }} class LuxuryCar extends Car{ LuxuryCar(Location location) { super(CarType.LUXURY, location); construct(); } @Override protected void construct() { System.out.println("Connecting to luxury car"); }} class MicroCar extends Car{ MicroCar(Location location) { super(CarType.MICRO, location); construct(); } @Override protected void construct() { System.out.println("Connecting to Micro Car "); }} class MiniCar extends Car{ MiniCar(Location location) { super(CarType.MINI,location ); construct(); } @Override void construct() { System.out.println("Connecting to Mini car"); }} enum Location{DEFAULT, USA, INDIA} class INDIACarFactory{ static Car buildCar(CarType model) { Car car = null; switch (model) { case MICRO: car = new MicroCar(Location.INDIA); break; case MINI: car = new MiniCar(Location.INDIA); break; case LUXURY: car = new LuxuryCar(Location.INDIA); break; default: break; } return car; }} class DefaultCarFactory{ public static Car buildCar(CarType model) { Car car = null; switch (model) { case MICRO: car = new MicroCar(Location.DEFAULT); break; case MINI: car = new MiniCar(Location.DEFAULT); break; case LUXURY: car = new LuxuryCar(Location.DEFAULT); break; default: break; } return car; }} class USACarFactory{ public static Car buildCar(CarType model) { Car car = null; switch (model) { case MICRO: car = new MicroCar(Location.USA); break; case MINI: car = new MiniCar(Location.USA); break; case LUXURY: car = new LuxuryCar(Location.USA); break; default: break; } return car; }} class CarFactory{ private CarFactory() { } public static Car buildCar(CarType type) { Car car = null; // We can add any GPS Function here which // read location property somewhere from configuration // and use location specific car factory // Currently I'm just using INDIA as Location Location location = Location.INDIA; switch(location) { case USA: car = USACarFactory.buildCar(type); break; case INDIA: car = INDIACarFactory.buildCar(type); break; default: car = DefaultCarFactory.buildCar(type); } return car; }} class AbstractDesign{ public static void main(String[] args) { System.out.println(CarFactory.buildCar(CarType.MICRO)); System.out.println(CarFactory.buildCar(CarType.MINI)); System.out.println(CarFactory.buildCar(CarType.LUXURY)); }}

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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Run this JAVA code in netbeans and take screenshots as proof of its implementation:

/ Java Program to demonstrate the
// working of Abstract Factory Pattern

enum CarType
{
MICRO, MINI, LUXURY
}

abstract class Car
{
   Car(CarType model, Location location)
   {
       this.model = model;
       this.location = location;
   }

abstract void construct();

CarType model = null;
Location location = null;

   CarType getModel()
   {
       return model;
   }

   void setModel(CarType model)
   {
       this.model = model;
   }

   Location getLocation()
   {
       return location;
   }

   void setLocation(Location location)
   {
       this.location = location;
   }

   @Override
   public String toString()
   {
       return "CarModel - "+model + " located in "+location;
   }
}

class LuxuryCar extends Car
{
   LuxuryCar(Location location)
   {
       super(CarType.LUXURY, location);
       construct();
   }
   @Override
   protected void construct()
   {
       System.out.println("Connecting to luxury car");
   }
}

class MicroCar extends Car
{
   MicroCar(Location location)
   {
       super(CarType.MICRO, location);
       construct();
   }
   @Override
   protected void construct()
   {
       System.out.println("Connecting to Micro Car ");
   }
}

class MiniCar extends Car
{
   MiniCar(Location location)
   {
       super(CarType.MINI,location );
       construct();
   }

   @Override
   void construct()
   {
       System.out.println("Connecting to Mini car");
   }
}

enum Location
{
DEFAULT, USA, INDIA
}

class INDIACarFactory
{
   static Car buildCar(CarType model)
   {
       Car car = null;
       switch (model)
       {
           case MICRO:
               car = new MicroCar(Location.INDIA);
               break;

           case MINI:
               car = new MiniCar(Location.INDIA);
               break;

           case LUXURY:
               car = new LuxuryCar(Location.INDIA);
               break;

               default:
               break;

       }
       return car;
   }
}

class DefaultCarFactory
{
   public static Car buildCar(CarType model)
   {
       Car car = null;
       switch (model)
       {
           case MICRO:
               car = new MicroCar(Location.DEFAULT);
               break;

           case MINI:
               car = new MiniCar(Location.DEFAULT);
               break;

           case LUXURY:
               car = new LuxuryCar(Location.DEFAULT);
               break;

               default:
               break;

       }
       return car;
   }
}

class USACarFactory
{
   public static Car buildCar(CarType model)
   {
       Car car = null;
       switch (model)
       {
           case MICRO:
               car = new MicroCar(Location.USA);
               break;

           case MINI:
               car = new MiniCar(Location.USA);
               break;

           case LUXURY:
               car = new LuxuryCar(Location.USA);
               break;

               default:
               break;

       }
       return car;
   }
}

class CarFactory
{
   private CarFactory()
   {

   }
   public static Car buildCar(CarType type)
   {
       Car car = null;
       // We can add any GPS Function here which
       // read location property somewhere from configuration
       // and use location specific car factory
       // Currently I'm just using INDIA as Location
       Location location = Location.INDIA;

       switch(location)
       {
           case USA:
               car = USACarFactory.buildCar(type);
               break;

           case INDIA:
               car = INDIACarFactory.buildCar(type);
               break;

           default:
               car = DefaultCarFactory.buildCar(type);

       }

       return car;

}
}

class AbstractDesign
{
   public static void main(String[] args)
   {
       System.out.println(CarFactory.buildCar(CarType.MICRO));
       System.out.println(CarFactory.buildCar(CarType.MINI));
       System.out.println(CarFactory.buildCar(CarType.LUXURY));
   }
}

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