Java tutorial
//package com.java2s; //License from project: Open Source License import android.content.Context; import android.net.ConnectivityManager; import android.net.NetworkInfo; public class Main { public static boolean isConnected(Context mContext) { ConnectivityManager connectivityManager = (ConnectivityManager) mContext .getSystemService(Context.CONNECTIVITY_SERVICE); if (connectivityManager == null) { return false; } NetworkInfo[] networkInfoList = connectivityManager.getAllNetworkInfo(); if (networkInfoList != null) { for (NetworkInfo nwInfo : networkInfoList) { if (nwInfo.isConnected()) { return true; } } } return false; } }