import java.net.*;
import java.io.*;
import java.awt.Desktop;
….
String myURL = service.getAuthorizationUrl(requestToken);
java.awt.Desktop myNewBrowserDesktop = java.awt.Desktop.getDesktop();
URI myNewLocation = new URI(myURL);
myNewBrowserDesktop.browse(myNewLocation);
Open Web Browser in Java
Thys Michels Blog 
Why don’t you try putting these code snippets up on GitHub as Gists?
Good idea Andy, thanks will do it!:)