How to detect when WIFI Connection has been established in Android?

Question

I need to detect when I have network connectivity over WIFI. What broadcast is sent to establish that a valid network connection has been made. I need to validate that a v

Answer 1

For all those who enjoying CONNECTIVITY_CHANGE broadcast, please note this is no more fired when app is in background in Android O.

https://developer.android.com/about/versions/o/background.html