Java tutorial
//package com.java2s; import android.content.Context; import android.net.ConnectivityManager; import android.net.NetworkInfo; public class Main { public static boolean isWifiConnectionAvailable(Context context) { ConnectivityManager connectivityManager = (ConnectivityManager) context .getSystemService(Context.CONNECTIVITY_SERVICE); NetworkInfo activeNetworkInfo = connectivityManager.getActiveNetworkInfo(); if (activeNetworkInfo != null) { return activeNetworkInfo.isConnected() && activeNetworkInfo.getType() == connectivityManager.TYPE_WIFI; } else { return false; } } }