Here you can find the source of getNetworkErrorMessage(Throwable e)
public static String getNetworkErrorMessage(Throwable e)
//package com.java2s; /*/*from w w w. j a va2 s . c o m*/ * FindBugs - Find Bugs in Java programs * Copyright (C) 2006, University of Maryland * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ import java.net.UnknownHostException; public class Main { public static String getNetworkErrorMessage(Throwable e) { if ("InvalidProtocolBufferException".equals(e.getClass() .getSimpleName())) { return "Your Internet provider may require you to log in via your web browser."; } if (e instanceof UnknownHostException) { return "You may not be connected to the Internet."; } else { return e.getClass().getSimpleName() + ": " + e.getMessage(); } } }