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From: "John B. Matthews" <nospam@nospam.invalid>
Newsgroups: comp.lang.java.programmer
Subject: Re: @override annotation not working correctly javac version _ 1.7.0_25
Date: Thu, 05 Dec 2013 21:49:38 -0500
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On 12/5/13, 5:42 PM, Y HA wrote:
> /**
>   * Java program to demonstrate how to override method in Java.
>   * Overridden method are resolved during runtime based upon type of object
>   * @author Javin
>   */
> public class CollectionTest {
>
>      public static void main(String args[]) {
>        Runnable task = new Task();
>        task.run(); //call overridden method in Task
>        task = new PeriodicTask();
>        task.run(); //calls overridden method in PeriodicTas
>      }
>
>
> }
>
> class Task implements Runnable{
>      @Override
>      public void run() {
>          System.out.println("Run method overridden in Task class");
>      }
> }
>
> class PeriodicTask extends Task{
>      @Override
>      public void run() {
>          System.err.println("overridden method run() in PeriodicTask class");
>      }
> }

For reference,

$ props.sh | grep "os\."
os.arch: x86_64
os.name: Mac OS X
os.version: 10.9

$ java -version
java version "1.7.0_45"
Java(TM) SE Runtime Environment (build 1.7.0_45-b18)
Java HotSpot(TM) 64-Bit Server VM (build 24.45-b08, mixed mode)

$ java -cp build/classes CollectionTest
Run method overridden in Task class
overridden method run() in PeriodicTask class

-- 
John B. Matthews
trashgod at gmail dot com
<http://sites.google.com/site/drjohnbmatthews>