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 isNetworkReachable(Context mContext) { boolean bRet = false; try { ConnectivityManager conn = (ConnectivityManager) mContext .getSystemService(Context.CONNECTIVITY_SERVICE); NetworkInfo netInfo = conn.getActiveNetworkInfo(); bRet = (null == netInfo) ? false : netInfo.isAvailable(); } catch (Exception e) { e.printStackTrace(); } return bRet; } }