CategoriesController.java

package com.springapp.mvc;

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

import java.util.ArrayList;

@Controller
@RequestMapping("/categories")
public class CategoriesController {
    @RequestMapping(method = RequestMethod.GET, params = {})
    public ModelAndView listCategories() {
    	ApplicationInsights.INSTANCE.getTelemetryClient().trackEvent("User entered");   	
    	
        ModelAndView model = new ModelAndView("categories");
        ArrayList<String> categories = new ArrayList<String>();
        categories.add("Thriller");
        categories.add("Romance");
        categories.add("Science Fiction");
        categories.add("Drama");
        categories.add("Comedy");
        model.addObject("categories", categories);

        return model;
    }

    @RequestMapping(method = RequestMethod.GET, params = {"runId", "requestId"})
    public ModelAndView listCategories(String runId, String requestId) {
        return listCategories();
    }
}