gistfile1.txt

@Override
   public Configuration getConfiguration(ServletContext context)
   {
      return ConfigurationBuilder
               .begin()
               .addRule()
               .when(PathAndQuery.matches("/api/{url}").and(Query.parameterExists("repo")
                        .and(Query.parameterExists("key"))))

               /*
                * Subset used to eliminate database overhead.
                */
               .perform(Subset.evaluate(ConfigurationBuilder.begin()
                        .addRule()
                        .when(new Condition()
                        {
                           @Override
                           public boolean evaluate(Rewrite event, EvaluationContext context)
                           {
                              QueryStringBuilder query = QueryStringBuilder.createNew().addParameters(
                                       ((HttpServletRewrite) event).getAddress().getQuery());
                              String repoUrl = query.getParameter("repo");
                              String key = query.getParameter("key");
                              return controller.isRepositoryApiKey(repoUrl, key);
                           }
                        })
                        .perform(new Operation()
                        {
                           @Override
                           public void perform(Rewrite event, EvaluationContext context)
                           {
                              String contextPath = ((HttpServletRewrite) event).getServletContext().getContextPath();
                              String url = ((HttpServletRewrite) event).getAddress().getPathAndQuery()
                                       .replaceFirst(contextPath + "/api", "");
                              Proxy.to(settings.getRedoculousURL()
                                       + url + "&nogzip").perform(event, context);
                           }
                        })));
   }