java实现ping

2009-7-31 11:14 562 0

摘要: import java.io.*; import java.lang.*; public class Ping{ public Ping() { &n...

关键词： nbsp addrs println System public String BufferedReader Ping line length

import java.io.*; import java.lang.*; public class Ping{ public Ping() { } public static void main(String args[]) { String[] addrs= {"www.sina.com"}; if (addrs.length < 1) { System.out.println("syntax Error!"); } else { for(int i=0;i<addrs.length;i++){ String line = null; try { Process pro = Runtime.getRuntime().exec("ping " + addrs[i]); BufferedReader buf = new BufferedReader(new InputStreamReader(pro.getInputStream())); while((line = buf.readLine()) != null) System.out.println(line); } catch(Exception ex) { System.out.println(ex.getMessage()); } } } } }

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