清华大学：JAVA教学课件：12-2

程序 12-2
import java.net.URL;
import java.net.MalformedURLException;
class UseURL{
public static void main(String args[]){
URL url = null;
try{
url = new URL("http://www.neca.com/~vmis/java.html");
}
catch(MalformedURLException e){
System.out.println("MalformedURLException,"+ e);
}
System.out.println("The URL is:");
System.out.println(url);
System.out.println("Use toString(),"+url.toString());
System.out.println("Use toExternalForm(),"+url.toExternalForm());
System.out.println("Protocol is,"+url.getProtocol());
System.out.println("Host is,"+url.getHost());
System.out.println("Port is,"+url.getPort());
System.out.println("File is,"+url.getFile());
}
}