Sample Spring controller using Handlebars

HelloController.java

import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.*;
import org.springframework.web.servlet.ModelAndView;

@Controller
public class HelloController {
    @RequestMapping(path = "/hello", method = RequestMethod.GET)
    public ModelAndView sayHelloTo(@RequestParam String name) {
        return new ModelAndView("hello", "name", name);
    }
}