title: Is it possible to write into an external library on android studio
body: <p>I want to add a function into my firebase-messaging librady.The file is not writable.Is it possible somehow to write in it?<a href="https://i.stack.imgur.com/4KlnJ.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/4KlnJ.png" alt="enter image description here"></a></p>