HTTP服务返回值判定程序

经常在客户系统里判定IBMIHS的状况，但是服务器需要重重防火墙和映射地址才能访问。于是写了一个程序，目的是放到一个服务器里用来便可以判断所有同一网段的HTTP返回值是否正常，以便简化检查的手工劳动 ::D

import java.net.ConnectException;
import java.net.URL;
import java.net.MalformedURLException;
import java.net.HttpURLConnection;
import java.net.UnknownHostException;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;
import java.io.BufferedReader;


public class serverStat {

 private static String urlString;

 private static File serverNameFile = new File("server.ini");

 public static void main(String[] args) {
     if (args.length != 1) {
         getServerName(getServerNameFile());
         System.exit(0);
     }
      setUrlstring(args[0]);
      connect(urlString);
 }

 private static void getServerName(File f) {
//        File f = new File("server.ini");
     FileReader fr = null;
     try {
         fr = new FileReader(f);
         BufferedReader br = new BufferedReader(fr);
         String Line = new String();
         while (Line != null) {
             Line = Line.trim();
             if (Line.startsWith("#") || Line.equals("")) {
             } else {
                 serverStat.setUrlstring(Line);
                 connect(urlString);
             }
             Line = br.readLine();
         }
         br.close();
         fr.close();
     } catch (FileNotFoundException e) {
         e.printStackTrace();
     } catch (IOException e) {
         e.printStackTrace();
     }
 }

 private static void connect(String urlarg) {
     try {
         URL url = new URL(urlarg);
         HttpURLConnection connection = (HttpURLConnection) url.openConnection();
         System.out.println(connection.getResponseCode());
         System.out.println(connection.getResponseMessage());
         System.out.println("*** Success ***");
     } catch (MalformedURLException e) {
         System.out.println("*** Exception *** " + e);
     } catch (UnknownHostException e) {
         System.out.println("*** Exception *** " + e);
     } catch (ConnectException e) {
         System.out.println("*** Exception *** " + e);
     } catch (IOException e) {
         System.out.println("*** Exception *** " + e);
     }
 }

 public static String getUrlstring() {
     return urlString;
 }

 public static void setUrlstring(String args) {
     args = args.toLowerCase();
     if (args.startsWith("http://")) {

     } else {
         args = "http://" + args;
     }
     System.out.println(args);
     serverStat.urlString = args;
 }

 public static File getServerNameFile() {
     return serverNameFile;
 }

 public static void setServerNameFile(File serverNameFile) {
     if (serverNameFile.exists()) {
     serverStat.serverNameFile = serverNameFile;
     } else {
         serverStat.serverNameFile = new File("server.ini");
     }
 }
}