Encapsulation In Java

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public class Car {
	 
    public int maxSpeed = 200;
    public int price = 100000;
 
    /**
     * @return the maxSpeed
     */
    public int getMaxSpeed() {
        return maxSpeed;
    }
    /**
     * @param maxSpeed the maxSpeed to set
     */
    public void setMaxSpeed(int maxSpeed) {
        this.maxSpeed = maxSpeed;
    }
    /**
     * @return the price
     */
    public int getPrice() {
        return price;
    }
    /**
     * @param price the price to set
     */
    public void setPrice(int price) {
        this.price = price;
    }
}

public class CarFactory {
	 
    public static void main(String[] args) {
        Car car = new Car();
 
        car.maxSpeed = 250;    //valid but bad programming.
        System.out.println("Car max speed is: " + car.maxSpeed ); //valid but bad programming.
 
        car.setMaxSpeed(200);
        System.out.println("Car max speed is: " + car.getMaxSpeed());
 
        /*** Lets see how car price behaves***/
        car.setPrice(1050000);
        System.out.println("Car price is: " + car.getPrice());
 
        //compile error: private modifier protect instance variable to access directly from other class
        //private modifier do will not allow to set or get the price directly from out of class.
        car.price = 2000000;
        System.out.println("Car price is: " + car.price);
    }
}
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