private String getReverseRoute(RouteRedirectView viewResult, Route route) {
try {
return route.getReverseRoute(viewResult.getPathVariables());
} catch (ReverseRouteException e) {
throw new ViewResolutionException(
e, "Failed to redirect to route '%s': %s", route.getRoute(), e.getMessage());
}
}
@Override
public void resolve(
HttpServletRequest req, HttpServletResponse resp, RouteRedirectView viewResult) {
String routeName = viewResult.getRoute();
Route route = this.router.getNamedRoute(routeName);
if (route == null) {
throw new ViewResolutionException(
"Cannot redirect to the route named '%s': no route with this name exists", routeName);
}
String reverseRoute = getReverseRoute(viewResult, route);
String queryString = URLEncoder.encodeQueryString(viewResult.getQueryParameters());
reverseRoute += queryString;
try {
resp.sendRedirect(reverseRoute);
} catch (IOException e) {
throw new ViewResolutionException(
e, "Failed to redirect to route '%s' (%s): %s", routeName, reverseRoute, e.getMessage());
}
}