java.net.InetAddress类的使用
import java.net.InetAddress;public class Example2{ public static void main(String args[])throws Exception { InetAddress address=InetAddress.getLocalHost(); System.out.println(address); }}

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这个例子首先是根据InetAddress.getLocalHost()方法获取本地IP地址，然后通过System.out.println()打印出来，结果如下：
dakiler/192.168.1.102

Source:http://www.cnblogs.com/hnrainll/archive/2012/01/09/2317515.html