Untitled



<!DOCTYPE html>

<html xmlns:th="http://www.thymeleaf.org">

<head>
<meta charset="UTF-8"></meta>
<title>CRUD</title>
<link href="../bootstrap/css/bootstrap.min.css" rel="stylesheet" />
</head>
<body>
	<h1>Edit or Delete User</h1>

	<table class="table table-hover">
		<thead>
			<tr>
				<th>Id</th>
				<th>User</th>
			</tr>
		</thead>

		<td><span th:text=${user.id}></span></td>
		<td><span th:text=${user.name}></span></td>

	</table>

	<hr>


	<form action="../update" method="post">

		<div id="userEdit"></div>

		<div>
			<label for="userpassword">Password:</label> <input type="text"
				id="userpassword" name="user_password" /> <input type="hidden"
				th:value="${user.id}" name="id" />
		</div>
		<div class="button">
			<button type="submit">Update</button>
		</div>
	</form>

	<hr>

	<form action="../delete" method="delete">
		<div class="button">
			<input type="hidden" th:value="${user.id}" name="id" />
			<button type="submit">Delete</button>
		</div>
	</form>
</body>
</html>

package com.br.crud.controllers;

import java.util.List;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.ComponentScan;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.ModelAttribute;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.servlet.ModelAndView;
import org.springframework.web.servlet.View;
import org.springframework.web.servlet.mvc.support.RedirectAttributes;

import com.br.crud.dao.UserDAO;
import com.br.crud.model.User;
import com.fasterxml.jackson.annotation.JsonCreator.Mode;

@ComponentScan
@Controller
public class UserController {

	@Autowired
	private UserDAO dao;

	@RequestMapping(value = "/", method = RequestMethod.GET)
	public String index() {

		return "index";

	}

	@RequestMapping(value = "/", method = RequestMethod.POST)
	public ModelAndView login(@RequestParam("user_name") String name, @RequestParam("user_password") String password) {

		for (int i = 0; i < dao.listUsers().size(); i++) {

			if (dao.listUsers().get(i).getName().equals(name)
					&& dao.listUsers().get(i).getPassword().equals(password)) {

				return new ModelAndView("redirect:crud");
			}
		}

		return new ModelAndView("index");

	}

	@RequestMapping(value = "crud", method = RequestMethod.GET)
	public String userList(Model model) {
		List<User> users = dao.listUsers();
		model.addAttribute("users", users);

		return "userList";

	}

	@RequestMapping(value = "crud", method = RequestMethod.POST)
	public ModelAndView saveUser(@RequestParam("user_name") String name, @RequestParam("user_password") String password,
			RedirectAttributes redirectAttributes) {

		User user = new User(name, password);
		dao.save(user);
		return new ModelAndView("redirect:crud");

	}

	@RequestMapping(value = "edit/{id}")
	public ModelAndView edit(@PathVariable("id") Long id) {
		ModelAndView modelAndView = new ModelAndView("editUser");
		User user = new User();
		user = dao.find(id);
		modelAndView.addObject("user", user);
		return modelAndView;

	}

	@RequestMapping(value = "update", method = RequestMethod.POST)
	public ModelAndView updateUser(@RequestParam("id") Long id, @RequestParam("user_password") String newPassword) {
		User user = dao.find(id);
		User newUser = dao.find(user.getId());
		newUser.setPassword(newPassword);
		dao.save(newUser);

		return new ModelAndView("redirect:crud");
	}

	@RequestMapping(value = "delete", method = RequestMethod.DELETE)
	public ModelAndView deleteUser(@RequestParam("id") Long id) {
		User deletedUser = dao.find(id);
		dao.delete(deletedUser);
		return new ModelAndView("redirect:crud");

	}

}