SoftuniParking

CAR
package softUniParking;

public class Car {
    private String make;
    private String model;
    private int horsePower;
    private String registrationNumber;

    public Car(String make, String model, int horsePower, String registrationNumber) {
        this.make = make;
        this.model = model;
        this.horsePower = horsePower;
        this.registrationNumber = registrationNumber;
    }

    public String getMake() {
        return   this.make;
    }

    public String getModel() {
        return   this.model;
    }

    public int getHorsePower() {
        return   this.horsePower;
    }

    public String getRegistrationNumber() {
        return   this.registrationNumber;
    }

    @Override
    public String toString() {
        StringBuilder sb = new StringBuilder();
        sb.append(String.format("Make: %s\n",this.make));
        sb.append(String.format("Model: %s\n",this.model));
        sb.append(String.format("HorsePower: %d\n",this.horsePower));
        sb.append(String.format("RegistrationNumber: %s",this.registrationNumber));
        return sb.toString().trim();
    }
}

PARKING
package softUniParking;

import java.util.HashMap;
import java.util.List;
import java.util.Map;


public class Parking {
    private Map<String, Car> cars;
    private int capacity;

    public Parking(int capacity) {
        this.cars = new HashMap<>();
        this.capacity = capacity;
    }


    public String addCar(Car car) {
        if (this.cars.containsKey(car.getRegistrationNumber())) {
            return "Car with that registration number, already exists!";

        } else if (this.cars.size() == this.capacity) {
            return "Parking is full!";

        }
        this.cars.putIfAbsent(car.getRegistrationNumber(), car);
        return String.format("Successfully added new car %s %s", car.getMake(), car.getRegistrationNumber());
    }

    public String removeCar(String registrationNUmber) {

        if (!this.cars.containsKey(registrationNUmber)) {
            return "Car with that registration number, doesn't exists!";
        }
        this.cars.remove(registrationNUmber);
        return String.format("Successfully removed %s", registrationNUmber);
    }

    public Car getCar(String registrationNUmber) {
        return this.cars.get(registrationNUmber);
    }

    public int getCount() {
        return this.cars.size();

    }

    public void removeSetOfRegistrationNumber(List<String> regNums) {
        for (String regNum : regNums) {
            this.removeCar(regNum);

        }
    }
}
MAIN
package softUniParking;

import java.util.ArrayList;
import java.util.List;

public class Main {
    public static void main(String[] args) {
        //Initialize the Parking
        Parking parking = new Parking(5);

        //Initialize Car
        Car car = new Car("Skoda", "Fabia", 65, "CC1856BG");

        //Initialize second Car object
        Car car2 = new Car("Audi", "A3", 110, "EB8787MN");

        System.out.println(car.toString());
        //Make: Skoda
        //Model: Fabia
        //HorsePower: 65
        //RegistrationNumber: CC1856BG

        System.out.println(parking.addCar(car));
        //Successfully added new car Skoda CC1856BG

        System.out.println(parking.addCar(car));
        //Car with that registration number, already exists
        System.out.println(parking.addCar(car2));
        //Successfully added new car Audi EB8787MN

       System.out.println(parking.getCar("EB8787MN").toString());
        //Make: Audi
        //Model: A3
        //HorsePower: 110
        //RegistrationNumber: EB8787MN

        System.out.println(parking.removeCar("EB8787MN"));
        //Successfullyremoved EB8787MN




        //Initialize listOfRegistrationNumbers
        List<String> regNums = new ArrayList<>();

        //add two registrationNumbers
        regNums.add("EB8787MN");
        regNums.add("invalid");

        // call method removeSetOfRegistrationNumber with our list
        parking.removeSetOfRegistrationNumber(regNums);

        System.out.println(parking.getCount()); //1

        System.out.println();
    }

}