Java tutorial
//package com.java2s; /* * This is the source code of DMPLayer for Android v. 1.0.0. * You should have received a copy of the license in this archive (see LICENSE). * Copyright @Dibakar_Mistry, 2015. */ import android.content.Context; import android.net.ConnectivityManager; import android.net.NetworkInfo; public class Main { public static boolean hasConnection(final Context context) { ConnectivityManager cm = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE); NetworkInfo wifiInfo = cm.getNetworkInfo(ConnectivityManager.TYPE_WIFI); if (wifiInfo != null && wifiInfo.isConnected()) { return true; } wifiInfo = cm.getNetworkInfo(ConnectivityManager.TYPE_MOBILE); if (wifiInfo != null && wifiInfo.isConnected()) { return true; } wifiInfo = cm.getActiveNetworkInfo(); if (wifiInfo != null && wifiInfo.isConnected()) { return true; } return false; } }