HugoJBello

package com.example;

import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;

@SpringBootApplication
public class MvcFormsExampleApplication {

	public static void main(String[] args) {
		SpringApplication.run(MvcFormsExampleApplication.class, args);

HugoJBello

package com.example;

import org.springframework.boot.context.embedded.EmbeddedServletContainerCustomizer;
import org.springframework.context.annotation.Bean;
import org.springframework.stereotype.Controller;

@Controller
public class ServletConfig {
    @Bean
    public EmbeddedServletContainerCustomizer containerCustomizer() {

HugoJBello

<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
	<modelVersion>4.0.0</modelVersion>
	<groupId>mvc-forms-example</groupId>
	<artifactId>hjbello</artifactId>
	<version>0.1.0</version>
	<packaging>war</packaging>
	<parent>
		<groupId>org.springframework.boot</groupId>

HugoJBello

 public class UserDaoImpl implements UserDao {

	@Override
	public boolean isValidUser(String username, String password) {
		boolean isValid = false;
	    EntityManager em = PersistenceManager.INSTANCE.getEntityManager();
	    UserPK pkToFind = new UserPK();
	    pkToFind.setUsername(username);
	    pkToFind.setPassword(password);
	    try {