title: Android - loop part of the code every 5 seconds
body: <p>I would like to start repeating two lines of code every 5 seconds when I press the button START and end it, when I press the button STOP. I was trynig with a TimerTask and Handles, but couldn't figure it out how. </p>
  
  <pre><code>public class MainActivity extends Activity {
  
  
  
  
      @Override
      protected void onCreate(Bundle savedInstanceState) {
          super.onCreate(savedInstanceState);
          setContentView(R.layout.activity_main);
  
  
             //final int i;
             final TextView textView = (TextView) findViewById(R.id.textView);
             final Button START_STOP = (Button) findViewById(R.id.START_STOP);
             final ImageView random_note = (ImageView) findViewById(R.id.random_note);
             final int min = 0;
             final int max = 2;
             final Integer[] image = { R.drawable.a0, R.drawable.a1,R.drawable.a2 };
  
  
  
          START_STOP.setTag(1);
          START_STOP.setText("START");
  
  
          START_STOP.setOnClickListener(new View.OnClickListener() {
  
              @Override
              public void onClick(View v) {
              int status = (Integer) v.getTag();
              if (status ==1) {
                  textView.setText("Hello");
                  START_STOP.setText("STOP");
                  v.setTag(0);
  
                  final Random random = new Random();
  
                                  //************************************************************
                  // I would like to loop next 2 lines of code every 5 seconds.//
  
                                  int i = random.nextInt(2 - 0 + 1) + 0;
                  random_note.setImageResource(image[i]);
  
                  //************************************************************
                      }
  
              else
              {
                  textView.setText("Bye");
                  START_STOP.setText("Let's PLAY!");
                  v.setTag(1);
              }
  
  
              }
          });     
  
      }
  
      @Override
      public boolean onCreateOptionsMenu(Menu menu) {
          // Inflate the menu; this adds items to the action bar if it is present.
          getMenuInflater().inflate(R.menu.main, menu);
          return true;
      }
  
  
  }
  </code></pre>