netdemo.java

来自「东软JAVA内部资料」· Java 代码 · 共 22 行

package org.course.net;

import java.net.InetAddress;
import java.net.*;

public class NetDemo {

	public static void test() {
		try {
			InetAddress iD = InetAddress.getByName("www.sina.com.cn");
			System.out.println(iD);
		} catch (UnknownHostException ex) {
			System.err.println("Error: no net or no host");
		}

	}

	public static void main(String[] args) {
		test();
	}
}