title: Intercepting Android Methods
body: <p>Is their any way to intercept any existing methods of android and rewrite our implementation to it ? </p>
  
  <p>I have found some techniques like method swizzling in iOS which helps us to do us can we do the same in android . </p>
  
  <p>Can we have generalized technique to intercept a certain function of all the applications installed on a android phone.
  e.g. I want to intercept onCreate Method of all the android applications present on my android phone.</p>