oreilly.java

来自「JSON(javascript) object creator and exam」· Java 代码 · 共 23 行

import java.net.*;

class oreilly {

  public static void main (String args[]) {

    try {
      InetAddress address = InetAddress.getByName("www.oreilly.com");
	  boolean connected = address.isReachable(5000);
	  //if (connected)
	   System.out.println(address);
    }
    catch (UnknownHostException e) {
      System.out.println("Could not find www.oreilly.com");
    }
    catch (java.io.IOException e) {
      System.out.println("Could not reach www.oreilly.com");
    }

  }

}