code: public static JvmRouteHandler jvmRoute(final String sessionCookieName, final String jvmRoute, HttpHandler next) {
          return new JvmRouteHandler(next, sessionCookieName, jvmRoute);
      }
docs: Handler that appends the JVM route to the session cookie
  @param sessionCookieName The session cookie name
  @param jvmRoute The JVM route to append
  @param next The next handler
  @return The handler