Java tutorial
//package com.java2s; import android.content.Context; import android.net.ConnectivityManager; import android.net.NetworkInfo; public class Main { public static boolean isNetworkConncected(Context context) { ConnectivityManager connectiveManager = (ConnectivityManager) context .getSystemService(Context.CONNECTIVITY_SERVICE); if (connectiveManager == null) { return false; } NetworkInfo networkInfo = connectiveManager.getActiveNetworkInfo(); if (networkInfo != null) { return networkInfo.isAvailable(); } return false; } }