abstract class vs non abstract class
non-abstract class:
cannot: abstract methods
can: constructor, instance method, static method, instance block,s
tatic block, instance variable, static variable
abstract class:
can: constructor, instance method, static method,
instance block, static block, instance variable, static variable...
abstract method: method without implementation,
meant to be override (cannot create object, cannot be final,static,private)can abstract class have non abstract methods in java
abstract class AbstractDemo { // Abstract class
private int i = 0;
public void display() { // non-abstract method
System.out.print("Welcome to Tutorials Point");
}
}
public class InheritedClassDemo extends AbstractDemo {
public static void main(String args[]) {
AbstractDemo demo = new InheritedClassDemo();
demo.display();
}
}Copyright © 2021 Codeinu
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