code: @SuppressWarnings({ "rawtypes", "unchecked" })
      public void start() throws Exception {
          factory =
              new DefaultWebApplicationFactory(bundleContext, applicationClass, applicationName, mountPoint,
                  contextParams);
          factory.register();
          LOGGER.info("Successfully registered application factory");
      }
docs: <p>start.</p>
  
  @throws java.lang.Exception if any.