j_urlreaddata.java

一个十分好的java基础学习的课件

// ////////////////////////////////////////////////////////
// 
// J_UrlReadData.java
// 
// Created by Jun-Hai Yong,    on XX xx, xxxx (Date)
// ////////////////////////////////////////////////////////
// Readme:
// Reading data from URL.
// ////////////////////////////////////////////////////////
// Using this example, please explicitly refer to the book:
//     Jun-Hai Yong. Programming in Java. 
//     Beijing: Tsinghua University Press, 2004.
// 使用本例子，请注明引用:
//     雍俊海. Java 程序设计. 北京: 清华大学出版社, 2004.
// Please note that the author and publisher make no 
// warranty of any kind on the examples provided.
// ////////////////////////////////////////////////////////

import java.net.*;
import java.io.*;

public class J_UrlReadData
{

    public static void main(String args[])
    {
        try
        {
            URL u = new URL("http://www.tsinghua.edu.cn/chn/index.htm");
            BufferedReader r = new BufferedReader(new InputStreamReader(u.openStream( )));
            String s;
            while ((s = r.readLine( )) != null)
                System.out.println(s);
            r.close( );
        }
        catch (Exception e)
        { 
            System.err.println(e);
        } 
    } // End of method: main

} // End of class: J_UrlReadData