main.java

java2应用开发指南第一版

//【代码19-3-1】
//Main.java
import java.net.*;
import java.io.*;

class Main 
{
    public static void main (String[] args) 
{
try 
{
            URL url = new URL("http://java.sun.com/index.html");
            Object content = url.getContent();
          if (content != null) 
{
        System.out.println("class: " + content.getClass());
                    System.out.println("obj: " + content);
            }
            InputStream in = url.openStream();
            if (in != null) 
{
                for(int c = in.read(); c > 0; c = in.read()) 
{
                    System.out.print((char)c);
                 }
             }
}
catch (MalformedURLException e) 
{
              e.printStackTrace();
}
catch (IOException e) 
{
              e.printStackTrace();
}
}
}