The Java Program: Switch.java

  1 // Switch.java
  2 
  3 import java.net.URL;
  4 import java.net.MalformedURLException;
  5 import java.awt.Graphics;
  6 import java.applet.Applet;
  7 
  8 public class Switch extends Applet {
  9     URL target = null;
 10     public void init() {
 11         String x = getParameter("target");
 12         if (x == null) {
 13             x = "http://www.cs.fit.edu/~ryan/index.html";
 14         }
 15         try {
 16             target = new URL(x);
 17         } catch (MalformedURLException e) {}
 18     }
 19 
 20     public void paint(Graphics g) { }
 21 
 22     public void start() {
 23         getAppletContext().showDocument(target);
 24     }
 25 }
 26 
 27 
 28 /*
 29 
 30 Put this in a HTML document which should automatically
 31 switch to a Java powered document if viewed by a Java
 32 enabled browswer
 33 
 34 <applet code="switch.class" width=2 height=2>
 35 <param name="target" value="Your-javatized-page-URL">
 36 </applet>
 37 
 38 */