Re: displaying URL contents via an applet

Roland de Ruiter <>
Wed, 16 Aug 2006 00:16:03 +0200
On 15-8-2006 22:59, Oliver Wong wrote:

"yawnmoth" <> wrote in message

I'm trying to, via an applet, download the contents of a URL and
display them. To that end - I've written (which follows).
Unfortunately, it doesn't work. After showing the "splash screen" for
a while, it doesn't output anything. Any ideas as to why?:

[most of the code snipped]

URL url = new URL("");

   Google explicitly blocks Java programs from connecting to it.

The Google home page isn't, but a search URL is (e.g.

It can, however, easily be circumvented by supplying a "User-Agent"
request header with the UA string of one of the major browsers as its value.


public class GoogleAccess {

     private static final String USER_AGENT
             = "Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US;
rv: "
             + "Gecko/20060728 Firefox/";

     public static void main(String[] args) throws IOException {

         URL url = new URL("");
         HttpURLConnection connection = (HttpURLConnection)
         connection.addRequestProperty("User-Agent", USER_AGENT);

         String contentType = connection.getContentType();
         String contentEncoding = connection.getContentEncoding();
         int responseCode = connection.getResponseCode();
         System.out.println("responseCode=" + responseCode + ";
                 + contentType + "; contentEncoding=" + contentEncoding);

         InputStreamReader reader = new InputStreamReader(connection
                 .getInputStream(), contentEncoding == null ? "ISO-8859-1"
                 : contentEncoding);
         int ch;
         while ((ch = != -1) {
             System.out.print((char) ch);



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