Java – spring starts MVC: JSP not found

• Java

Problem: I can't reach my point under WEB-INF / JSP of my spring boot web MVC application

What did I do?

This is my jsp:

<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8" %>
<%@ taglib prefix="spring" uri="http://www.springframework.org/tags" %>
<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<Meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>
</head>
<body>
    <ul>
        <%--@elvariable id="users" type="java.util.List"--%>
        <c:forEach items="${utenti}" var="utente">
            <li>
                <c:out value="${utente.getUsername()}"/>
            </li>
        </c:forEach>
    </ul>
</body>
</html>

This is my controller:

@Controller
public class UtenteController {

    @Autowired
    private UtenteService utenteService;

    @RequestMapping("/lista_utenti")
    public ModelAndView getListaUtentiView(){
        ModelMap model = new ModelMap();
        model.addAttribute("utenti",this.utenteService.getListaUtenti());
        return new ModelAndView("lista_utenti",model);
    }

}

This is my application properties：

# MVC
spring.view.prefix=/WEB-INF/jsp/
spring.view.suffix=.jsp

#Postgres config
spring.datasource.driverClassName=org.postgresql.Driver
spring.datasource.url=jdbc:postgresql://localhost:5432/DB_Test
spring.datasource.username=postgres
spring.datasource.password=postgres

At least my main applications:

@Configuration
@EnableAutoConfiguration
@ComponentScan
public class SpringWebApplication extends SpringBootServletInitializer{

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

    @Override
    protected final SpringApplicationBuilder configure(final SpringApplicationBuilder application) {
        return application.sources(SpringWebApplication.class);
    }
}

If I go to http: / / localhost: 8080 / lista_ Utenti, what I will get is:

Whitelabel Error Page

This application has no explicit mapping for /error,so you are seeing this as a fallback.
Thu Jan 15 15:59:57 CET 2015
There was an unexpected error (type=Not Found,status=404).
No message available

What on earth did I do wrong?

Solution

ZIO, are you sure you include this dependency in your POM?

<dependency>
   <groupId>org.apache.tomcat.embed</groupId>
   <artifactId>tomcat-embed-jasper</artifactId>
   <scope>provided</scope>
</dependency>

Without this, I got the same mistake

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