You can find here Extend Threads concept by extend the thread class.The sample program code for extend thread basic concept in Java Thread.
public class ExtendThread1 extends Thread{
public ExtendThread2(){
System.out.println(“New Thread is started”);
}
public void run(){
for (int i = 0; i < 50; i++) {
System.out.print(i+” “);
}
}
public static void main(String[] args){
new ExtendThread1 ().start(); // Start the first thread
new ExtendThread1 ().start();
}
}
Result:
New Thread is started
New Thread is started
0 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 40 41 42 43 44 45 46 47 48 49 0 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 40 41 42 43 44 45 46 47 48 49