title: Intercepting call in Android
body: <p>I want to intercept incoming call in android.
  One way is to extend "BroadcastReceiver". Is there any other way?</p>
  
  <p>Also, does "BroadcastReceiver" works on all andorid versions? See this link - <a href="https://stackoverflow.com/questions/11180727/how-to-intercept-incoming-calls-android-2-3-x">How to intercept incoming calls android 2.3.x</a></p>