title: how to add barcode scan in android app without using another app and support letest android version?
body: <p>I need a barcode scanner in my android app withiout using third party app. I am using android studio. I have try bellow link for barcode scanner. Barcode scanner is open but not reading barcode.
  <a href="https://stackoverflow.com/questions/4782543/integrating-the-zxing-library-directly-into-my-android-application">Integrating the ZXing library directly into my Android application</a></p>