Page 364 - CITS - Computer Software Application -TT
P. 364
COMPUTER SOFTWARE APPLICATION - CITS
private void m1()
{
System.out.println(“From parent m1()”);
}
protected void m2()
{
System.out.println(“From parent m2()”);
}
}
class Child extends Parent {
// new m1() method
// unique to Child class
private void m1()
{
System.out.println(“From child m1()”);
}
// overriding method
// with more accessibility
@Override public void m2()
{
System.out.println(“From child m2()”);
}
}
// Driver class
class Main {
public static void main(String[] args)
{
Parent obj1 = new Parent();
obj1.m2();
Parent obj2 = new Child();
obj2.m2();
}
}
2 Final methods can not be overridden
If we don’t want a method to be overridden, we declare it as final. Please see Using Final with Inheritance.
A Java program to demonstrate final methods which cannot be overridden
class Parent {
// Can’t be overridden
final void show() {}
}
351
CITS : IT&ITES - Computer Software Application - Lesson 94 - 100
