Car.java

/**
 * This program demonstrate Abstract Class.
 * @version 1.01- 17-08-2018
 * @author Abhey Rana
 */

import java.util.Calendar;
import java.util.Date;

public abstract class Car{

	// Abstract Class can also have instance variables .....

	private String modelName;
	private int passengerCapacity;
	private double topSpeed;
	private Date manufacturingDate;

	// Abstract Class can have constructor just like other classes ....

	public Car(String modelName, int passengerCapacity, double topSpeed){
		this.modelName = modelName;
		this.passengerCapacity = passengerCapacity;
		this.topSpeed = topSpeed;
		this.manufacturingDate = Calendar.getInstance().getTime();
	}

	// Abstract Methods

	public abstract void accelerate();
	public abstract void brake();
	public abstract String getDescription();

	// Accessor Methods (See Abstract Class can also have concrete methods)

	public String getModelName(){
		return this.modelName;
	}

	public int getPassengerCapacity(){
		return this.passengerCapacity;
	}

	public double getTopSpeed(){
		return this.topSpeed;
	}

	public Date getManufacturingDate(){
		return this.manufacturingDate;
	}

	// Mutator Methods

	public void setModelName(String modelName){
		this.modelName = modelName;
	}

	public void setPassengerCapcity(int passengerCapacity){
		this.passengerCapacity = passengerCapacity;
	}

	public void setTopSpeed(double topSpeed){
		this.topSpeed = topSpeed;
	}

}