Java tutorial
//package com.java2s; import android.content.Context; import android.net.ConnectivityManager; public class Main { public static boolean isNetworkAvailable(Context mContext) { ConnectivityManager mConnectManager = (ConnectivityManager) mContext .getSystemService(Context.CONNECTIVITY_SERVICE); if (mConnectManager.getActiveNetworkInfo() != null && mConnectManager.getActiveNetworkInfo().isAvailable()) { return true; } return false; } }