HandlerLeak.java

public class LeakActivity extends Activity {

  private final Handler handler = new Handler() {
    @Override
    public void handleMessage(Message msg) {
      // do work
    }
  }
  
  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    
    handler.postDelayed(new Runnable() {
      @Override
      public void run() {}
    }, 60000);
    
    finish();
  }
}