juliano/CarroController.java

## build.gradle
apply plugin: 'eclipse'
apply plugin: 'jetty'
apply plugin: 'maven'

sourceCompatibility = 1.5
targetCompatibility = 1.5

version = '0.1-SNAPSHOT'
group = 'br.com.simpledev'

repositories {
  mavenCentral()
}

[compileJava, compileTestJava]*.options*.encoding = 'UTF-8'

configurations {
  provided
}

sourceSets {
  main { compileClasspath += configurations.provided }
  test { runtimeClasspath += configurations.provided }
}

eclipse.classpath.plusConfigurations += configurations.provided

dependencies {
  compile 'commons-logging:commons-logging:1.1.1'
  compile 'javax.servlet:jstl:1.2'
  compile 'org.springframework:spring-asm:3.1.1.RELEASE'
  compile 'org.springframework:spring-beans:3.1.1.RELEASE'
  compile 'org.springframework:spring-context:3.1.1.RELEASE'
  compile 'org.springframework:spring-core:3.1.1.RELEASE'
  compile 'org.springframework:spring-jdbc:3.1.1.RELEASE'
  compile 'org.springframework:spring-test:3.1.1.RELEASE'
  compile 'org.springframework:spring-web:3.1.1.RELEASE'
  compile 'org.springframework:spring-webmvc:3.1.1.RELEASE'

  provided 'javax.servlet:servlet-api:2.5'

  testCompile 'org.mockito:mockito-core:1.9.0'
  testCompile 'junit:junit:4.10'
}

[jettyRunWar, jettyRun]*.contextPath = '/'

## CarroController.java
package br.com.simpledev.spring.controller;

import static org.springframework.web.bind.annotation.RequestMethod.GET;
import static org.springframework.web.bind.annotation.RequestMethod.POST;
import static org.springframework.web.bind.annotation.RequestMethod.PUT;

import java.util.List;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.servlet.ModelAndView;

import br.com.simpledev.spring.dao.CarroDao;
import br.com.simpledev.spring.model.Carro;

@Controller
@RequestMapping("/carro")
public class CarroController {

	private final CarroDao dao;

	@Autowired
	public CarroController(final CarroDao dao) {
		this.dao = dao;
	}

	@RequestMapping(value = "/lista", method = GET)
	public List<Carro> lista() {
		return dao.lista();
	}

	@RequestMapping(value = "/novo", method = GET)
	public ModelAndView novo() {
		return new ModelAndView("carro/novo", "carro", new Carro());
	}

	@RequestMapping(value = "/novo", method = POST)
	public String novo(final Carro carro) {
		dao.adiciona(carro);
		return "redirect:lista";
	}

	@RequestMapping(value = "/editar/{id}", method = GET)
	public ModelAndView editar(@PathVariable Long id) {
		Carro carro = dao.busca(id);
		return new ModelAndView("carro/editar", "carro", carro);
	}

	@RequestMapping(value = "/editar", method = PUT)
	public String editar(final Carro carro) {
		dao.atualiza(carro);
		return "redirect:lista";
	}
}

## context-servlet.xml
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:p="http://www.springframework.org/schema/p"
    xmlns:mvc="http://www.springframework.org/schema/mvc" xmlns:context="http://www.springframework.org/schema/context"
    xsi:schemaLocation="http://www.springframework.org/schema/beans
      http://www.springframework.org/schema/beans/spring-beans-3.1.xsd
      http://www.springframework.org/schema/context
      http://www.springframework.org/schema/context/spring-context-3.1.xsd
      http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-3.1.xsd">

    <context:component-scan base-package="br.com.simpledev.spring" />

    <mvc:annotation-driven />

    <bean id="viewResolver" class="org.springframework.web.servlet.view.InternalResourceViewResolver">
        <property name="prefix" value="/WEB-INF/jsp/" />
        <property name="suffix" value=".jsp" />
    </bean>

</beans>

## editar.jsp
<%@taglib uri="http://www.springframework.org/tags/form" prefix="form"%>

<html>
<head>
	<title>SimpledDev - Spring MVC</title>
</head>
<body>
	<h3>Editar Carro</h3>
	<form:form action="../editar" method="put" commandName="carro">
		<form:hidden path="id" />
		<table>
			<tr>
				<td>Nome: <form:input path="nome" /></td>
				<td>Ano: <form:input path="ano" /></td>
				<td><input type="submit"></td>
			</tr>
		</table>
	</form:form>
</body>
</html>

## lista.jsp
<%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c"%>
<%@taglib uri="http://www.springframework.org/tags/form" prefix="form"%>

<html>
<head>
	<title>SimpledDev - Spring MVC</title>
</head>
<body>
	<h3>Lista de carros</h3>
	<table>
		<tr>
			<td>Id</td>
			<td>Nome</td>
			<td>Ano de fabricação</td>
		</tr>
		<c:forEach items="${carroList}" var="carro">
			<tr>
				<td>${carro.id}</td>
				<td>${carro.nome}</td>
				<td>${carro.ano}</td>
				<td><a href="editar/${carro.id}">Editar</a></td>
			</tr>
		</c:forEach>
	</table>
	<br>
	<h5>
		<a href="novo">Novo</a>
	</h5>
</body>
</html>

## novo.jsp
<%@taglib uri="http://www.springframework.org/tags/form" prefix="form"%>

<html>
<head>
	<title>SimpledDev - Spring MVC</title>
</head>
<body>
	<h3>Novo Carro</h3>
	<form:form action="novo" method="post" commandName="carro">
		<table>
			<tr>
				<td>Nome: <form:input path="nome" /></td>
				<td>Ano: <form:input path="ano" /></td>
				<td><input type="submit"></td>
			</tr>
		</table>
	</form:form>
</body>
</html>

## web.xml
<web-app version="2.5" xmlns="http://java.sun.com/xml/ns/j2ee"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://java.sun.com/xml/ns/j2ee http://java.sun.com/xml/ns/j2ee/web-app_2_5.xsd">

	<servlet>
		<servlet-name>context</servlet-name>
		<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
		<load-on-startup>1</load-on-startup>
	</servlet>

	<servlet-mapping>
		<servlet-name>context</servlet-name>
		<url-pattern>/</url-pattern>
	</servlet-mapping>

	<filter>
		<filter-name>hiddenHttpMethodFilter</filter-name>
		<filter-class>org.springframework.web.filter.HiddenHttpMethodFilter
		</filter-class>
	</filter>

	<filter-mapping>
		<filter-name>hiddenHttpMethodFilter</filter-name>
		<servlet-name>context</servlet-name>
	</filter-mapping>

</web-app>
	apply plugin: 'eclipse'
	apply plugin: 'jetty'
	apply plugin: 'maven'

	sourceCompatibility = 1.5
	targetCompatibility = 1.5

	version = '0.1-SNAPSHOT'
	group = 'br.com.simpledev'

	repositories {
	mavenCentral()
	}

	[compileJava, compileTestJava].options.encoding = 'UTF-8'

	configurations {
	provided
	}

	sourceSets {
	main { compileClasspath += configurations.provided }
	test { runtimeClasspath += configurations.provided }
	}

	eclipse.classpath.plusConfigurations += configurations.provided

	dependencies {
	compile 'commons-logging:commons-logging:1.1.1'
	compile 'javax.servlet:jstl:1.2'
	compile 'org.springframework:spring-asm:3.1.1.RELEASE'
	compile 'org.springframework:spring-beans:3.1.1.RELEASE'
	compile 'org.springframework:spring-context:3.1.1.RELEASE'
	compile 'org.springframework:spring-core:3.1.1.RELEASE'
	compile 'org.springframework:spring-jdbc:3.1.1.RELEASE'
	compile 'org.springframework:spring-test:3.1.1.RELEASE'
	compile 'org.springframework:spring-web:3.1.1.RELEASE'
	compile 'org.springframework:spring-webmvc:3.1.1.RELEASE'

	provided 'javax.servlet:servlet-api:2.5'

	testCompile 'org.mockito:mockito-core:1.9.0'
	testCompile 'junit:junit:4.10'
	}

	[jettyRunWar, jettyRun]*.contextPath = '/'
	package br.com.simpledev.spring.controller;

	import static org.springframework.web.bind.annotation.RequestMethod.GET;
	import static org.springframework.web.bind.annotation.RequestMethod.POST;
	import static org.springframework.web.bind.annotation.RequestMethod.PUT;

	import java.util.List;

	import org.springframework.beans.factory.annotation.Autowired;
	import org.springframework.stereotype.Controller;
	import org.springframework.web.bind.annotation.PathVariable;
	import org.springframework.web.bind.annotation.RequestMapping;
	import org.springframework.web.servlet.ModelAndView;

	import br.com.simpledev.spring.dao.CarroDao;
	import br.com.simpledev.spring.model.Carro;

	@Controller
	@RequestMapping("/carro")
	public class CarroController {

	private final CarroDao dao;

	@Autowired
	public CarroController(final CarroDao dao) {
	this.dao = dao;
	}

	@RequestMapping(value = "/lista", method = GET)
	public List<Carro> lista() {
	return dao.lista();
	}

	@RequestMapping(value = "/novo", method = GET)
	public ModelAndView novo() {
	return new ModelAndView("carro/novo", "carro", new Carro());
	}

	@RequestMapping(value = "/novo", method = POST)
	public String novo(final Carro carro) {
	dao.adiciona(carro);
	return "redirect:lista";
	}

	@RequestMapping(value = "/editar/{id}", method = GET)
	public ModelAndView editar(@PathVariable Long id) {
	Carro carro = dao.busca(id);
	return new ModelAndView("carro/editar", "carro", carro);
	}

	@RequestMapping(value = "/editar", method = PUT)
	public String editar(final Carro carro) {
	dao.atualiza(carro);
	return "redirect:lista";
	}
	}
	<%@taglib uri="http://www.springframework.org/tags/form" prefix="form"%>

	<html>
	<head>
	<title>SimpledDev - Spring MVC</title>
	</head>
	<body>
	<h3>Editar Carro</h3>
	<form:form action="../editar" method="put" commandName="carro">
	<form:hidden path="id" />
	<table>
	<tr>
	<td>Nome: <form:input path="nome" /></td>
	<td>Ano: <form:input path="ano" /></td>
	<td><input type="submit"></td>
	</tr>
	</table>
	</form:form>
	</body>
	</html>
	<%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c"%>
	<%@taglib uri="http://www.springframework.org/tags/form" prefix="form"%>

	<html>
	<head>
	<title>SimpledDev - Spring MVC</title>
	</head>
	<body>
	<h3>Lista de carros</h3>
	<table>
	<tr>
	<td>Id</td>
	<td>Nome</td>
	<td>Ano de fabricação</td>
	</tr>
	<c:forEach items="${carroList}" var="carro">
	<tr>
	<td>${carro.id}</td>
	<td>${carro.nome}</td>
	<td>${carro.ano}</td>
	<td><a href="editar/${carro.id}">Editar</a></td>
	</tr>
	</c:forEach>
	</table>
	<br>
	<h5>
	<a href="novo">Novo</a>
	</h5>
	</body>
	</html>
	<web-app version="2.5" xmlns="http://java.sun.com/xml/ns/j2ee"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://java.sun.com/xml/ns/j2ee http://java.sun.com/xml/ns/j2ee/web-app_2_5.xsd">

	<servlet>
	<servlet-name>context</servlet-name>
	<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
	<load-on-startup>1</load-on-startup>
	</servlet>

	<servlet-mapping>
	<servlet-name>context</servlet-name>
	<url-pattern>/</url-pattern>
	</servlet-mapping>

	<filter>
	<filter-name>hiddenHttpMethodFilter</filter-name>
	<filter-class>org.springframework.web.filter.HiddenHttpMethodFilter
	</filter-class>
	</filter>

	<filter-mapping>
	<filter-name>hiddenHttpMethodFilter</filter-name>
	<servlet-name>context</servlet-name>
	</filter-mapping>

	</web-app>