Thread.java

//runOnUiThread
class MyThread extends Thread{
	 @Override
 public void run() {

 runOnUiThread(new Runnable() //run on ui thread
 {
 public void run() 
 { 
 Log.i("timeleft",""+timeleft); 
 //update ui
 
 }
 });


 }
}

MyThread t1 =new MyThread(); 
t1.start(); 

/*
 txtv.post(new Runnable() {
 public void run(){
 //TODO
 txtv.setText("hi");
 }
 });

 */

 //other thread

class Multi3 implements Runnable{ 
public void run(){ 
System.out.println("thread is running..."); 
} 
 
Multi3 m1=new Multi3(); 
Thread t1 =new Thread(m1); 
t1.start();