это моя первая программа с Spring MVC 5, и она возвращает ошибку 404. Я использую Tomcat 7, хотя я тоже пробовал Tomcat 8
Я использовал конфигурацию на основе аннотаций, вот компоненты моей программы
Web.xml
<?xml version = "1.0" encoding = "UTF-8"?>
<web-app xmlns:xsi = "http://www.w3.org/2001/XMLSchema-instance" xmlns = "http://java.sun.com/xml/ns/javaee" xsi:schemaLocation = "http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd" version = "3.0">
<display-name>SpringMVCProject</display-name>
<welcome-file-list>
<welcome-file>index.html</welcome-file>
<welcome-file>index.htm</welcome-file>
<welcome-file>index.jsp</welcome-file>
<welcome-file>default.html</welcome-file>
<welcome-file>default.htm</welcome-file>
<welcome-file>default.jsp</welcome-file>
</welcome-file-list>
<servlet>
<servlet-name>webapp-dispatcher</servlet-name>
<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
<init-param>
<param-name>contextConfigLocation</param-name>
<param-value>/WEB-INF/spring-web-config.xml</param-value>
</init-param>
<load-on-startup>1</load-on-startup>
</servlet>
<servlet-mapping>
<servlet-name>webapp-dispatcher</servlet-name>
<url-pattern>/</url-pattern>
</servlet-mapping>
</web-app
Spring configuration file::
<?xml version = "1.0" encoding = "UTF-8"?>
<beans xmlns = "http://www.springframework.org/schema/beans"
xmlns:context = "http://www.springframework.org/schema/context"
xmlns:xsi = "http://www.w3.org/2001/XMLSchema-instance"
xmlns:mvc = "http://www.springframework.org/schema/mvc"
xsi:schemaLocation = "http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans.xsd
http://www.springframework.org/schema/mvc
http://www.springframework.org/schema/mvc/spring-mvc.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context.xsd ">
<context:component-scan base-package = "com.pgx.java.web" />
<bean class = "org.springframework.web.servlet.view.InternalResourceViewResolver">
<property name = "viewClass" value = "org.springframework.web.servlet.view.JstlView"/>
<property name = "prefix" value = "/WEB-INF/view/jsp/" />
<property name = "suffix" value = ".jsp" />
</bean>
<mvc:resources mapping = "/resources/**" location = "/resources/" />
<mvc:annotation-driven />
</beans>
MyController
package com.pgx.java.web;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.GetMapping;
import com.pgx.java.bean.Person;
@Controller
public class MyController {
@GetMapping("/Hello")
public String helloView(Model model) {
Person p = new Person();
p.setTitle("Dr.");
p.setFirstName("John");
p.setLastName("Watson");
model.addAttribute("person", p);
return "HelloWorld";
}
}
Person class
package com.pgx.java.bean;
public class Person {
private String title;
private String firstName;
private String lastName;
public String getTitle() {
return title;
}
public void setTitle(String title) {
this.title = title;
}
public String getFirstName() {
return firstName;
}
public void setFirstName(String firstName) {
this.firstName = firstName;
}
public String getLastName() {
return lastName;
}
public void setLastName(String lastName) {
this.lastName = lastName;
}
}
HelloWorld.jsp
<%@ page language = "java" contentType = "text/html; charset=UTF-8" pageEncoding = "UTF-8"%>
<!DOCTYPE html>
<html>
<head>
<meta http-equiv = "Content-Type" content = "text/html; charset=UTF-8">
<title>Hello World!</title>
</head>
<body>
Welcome ${person.title} ${person.firstName} ${person.lastName}!
</body>
</html>
Ваш jsp файл HelloWorld.jsp не в том месте. Он должен находиться в папке WEB-INF/view/jsp/. Создайте папку view внутри WEB-INF и внутри папки view поместите свой HelloWorld.jsp
Я пробовал ваше решение, но все равно получаю ту же ошибку. Я обновляю вопрос, добавляя новое изображение моей структуры каталогов.