EmployeeController.java

package com.demo.controllers;

import javax.validation.Valid;

import org.springframework.stereotype.Controller;
import org.springframework.ui.ModelMap;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.annotation.ModelAttribute;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.servlet.ModelAndView;

import com.demo.form.Employee;

@Controller
public class EmployeeController {

	@RequestMapping(value = "/employee", method = RequestMethod.GET)
	public ModelAndView showForm() {
		return new ModelAndView("employeeHome", "employee", new Employee());
	}

	@RequestMapping(value = "/addEmployee", method = RequestMethod.POST)
	public String submit(@Valid @ModelAttribute("employee")Employee employee, BindingResult result,
			ModelMap model) {
		if (result.hasErrors()) {
			return "error";
		}
		model.addAttribute("name", employee.getName());
		model.addAttribute("contactNumber", employee.getContactNumber());
		model.addAttribute("id", employee.getId());
		return "employeeAdded";
	}
}