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GeezerVison is showing github.com — Java-Programs/abstractKey/Example1.java at master · divScorp/Java-Programs Expand file tree/ Copy pathExample1.javaMore file actions 39 lines (35 loc) · 702 Bytes / Copy pathExample1.javaFile metadata and controls39 lines (35 loc) · 702 Bytes 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 package abstractKey; /* If a class is not having any abstract method * then it is possible to have no abstract method * * But if a class have one or more abstract method * then class should be abstract. * */ abstract class Car{ abstract void start();// Abstract method must be implemented // in subclasses } class Audi extends Car{ @Override void start(){ System.out.println("Audi Car "); } } class BMW extends Car{ @Override void start(){ System.out.println("BMW Car"); } } class Drive{ void drive(Car c) { c.start(); } } public class Example1 { public static void main(String[] args) { Drive d=new Drive(); d.drive(new Audi()); d.drive(new BMW()); } } |
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