Java tutorial
//package com.java2s; import android.content.Context; import android.net.ConnectivityManager; import android.net.NetworkInfo; import android.util.Log; public class Main { public static boolean CheckNetworkConnect(Context context) { boolean result = false; ConnectivityManager manager = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE); NetworkInfo mobileInfo = manager.getNetworkInfo(ConnectivityManager.TYPE_MOBILE); NetworkInfo wifiInfo = manager.getNetworkInfo(ConnectivityManager.TYPE_WIFI); NetworkInfo ethInfo = manager.getNetworkInfo(ConnectivityManager.TYPE_ETHERNET); NetworkInfo activeInfo = manager.getActiveNetworkInfo(); Log.v("networkInfo", "mobile:" + mobileInfo.isConnected() + "\n" + "wifi:" + wifiInfo.isConnected() + "\n" + "eth:" + ethInfo.isConnected() + "\n" + "active:" + activeInfo.getTypeName()); if (wifiInfo.isConnected() || ethInfo.isConnected()) { result = true; } return result; } }