problem in add items to adapter from other thread ?

/*this class to receive message and add it to adapter , the error is (android.view.ViewRootImpl$CalledFromWrongThreadException: Only the original thread that created a view hierarchy can touch its views) what should i do ???*/ 
 public class UDPBiganResciveMessage extends Thread{
	
	private WifiManager mWifi;
	private DatagramSocket socket ;
	public String message="null";
	DiscussArrayAdapter adapter;
	
	public boolean isOn=true;
	UDPBiganResciveMessage(WifiManager wifi, DiscussArrayAdapter adapterIn) throws SocketException {
        mWifi = wifi;
        adapter =adapterIn;
        socket = new DatagramSocket(2060);
        socket.setSoTimeout(1000);
    }
	
	public void run() {
		
        try {
        	while(isOn){ 
        		
        	receiveUDPMessage();
        	
        	}
			} catch (IOException e) {
				e.printStackTrace();
		}
    }
	private void receiveUDPMessage() throws java.io.IOException {
        
		try{
		byte[] msgBuffer = new byte[1024];
		
        DatagramPacket packet = new DatagramPacket(msgBuffer, msgBuffer.length);
        socket.receive(packet);
        Data messR=new Data(new String(msgBuffer, 0, packet.getLength()));
        //adapter.add(new OneComment(true,messR.strName+" : "+messR.strMessage));
        packet.setLength(msgBuffer.length);
		}
		catch (SocketTimeoutException e){}
        
        
    }
	
    public void stopLisning() throws InterruptedException{
    	isOn=false;
    	sleep(1001);
    	socket.close();
    	
    	
    	
    }
	public void main(String[] args) throws SocketException {
        new UDPBiganResciveMessage(null,null).start();
	}

}