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[英]Spring: No mapping found for HTTP request with URI [uri] in Dispatcher Servlet
[英]No mapping found error in dispatcher servlet
我是 Spring MVC 的初学者,在尝试创建Spring MVC
应用程序时出现以下错误:
no mapping found for http request with uri [/SpringMVCHibernateCRUD] in dispatcherservlet 'appServlet'
以下是文件:
网页.xml
<context-param>
<param-name>contextConfigLocation</param-name>
<param-value>/WEB-INF/spring/root-context.xml</param-value>
</context-param>
<!-- Processes application requests -->
<servlet>
<servlet-name>appServlet</servlet-name>
<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
<init-param>
<param-name>contextConfigLocation</param-name>
<param-value>/WEB-INF/spring/appServlet/servlet-context.xml</param-value>
</init-param>
<load-on-startup>1</load-on-startup>
</servlet>
<servlet-mapping>
<servlet-name>appServlet</servlet-name>
<url-pattern>/</url-pattern>
</servlet-mapping>
servlet-context.xml
<context:component-scan base-package="com.jwt" />
<!-- Getting Database properties -->
<context:property-placeholder location="classpath:application.properties" />
<mvc:annotation-driven />
<!-- Specifying the Resource location to load JS, CSS, Images etc -->
<mvc:resources mapping="/resources/**" location="/resources/" />
<!-- View Resolver -->
<bean
class="org.springframework.web.servlet.view.InternalResourceViewResolver">
<property name="prefix" value="/WEB-INF/pages/" />
<property name="suffix" value=".jsp" />
</bean>
<!-- Transaction -->
<bean id="transactionManager"
class="org.springframework.orm.hibernate4.HibernateTransactionManager">
<property name="sessionFactory" ref="sessionFactory" />
</bean>
<tx:annotation-driven transaction-manager="transactionManager" />
</beans>
编辑:
控制器
@Controller
public class EmployeeController {
private static final Logger logger = Logger
.getLogger(EmployeeController.class);
public EmployeeController() {
System.out.println("EmployeeController()");
}
@Autowired
private EmployeeService employeeService;
@RequestMapping(value = "/")
public ModelAndView listEmployee(ModelAndView model) throws IOException {
List<Employee> listEmployee = employeeService.getAllEmployees();
model.addObject("listEmployee", listEmployee);
model.setViewName("home");
return model;
}
从/
更改为/*
并没有解决问题,我已经在控制器上添加了@controller
注释。 有人可以帮我解决这个问题。
使用此更改您的 servlet 映射并尝试;
<servlet-mapping>
<servlet-name>appServlet</servlet-name>
<url-pattern>/*</url-pattern>
</servlet-mapping>
在您的web.xml
,您的url-pattern
仅为/
。 更改为/*
以向任何 url 发送请求。
试试下面:
<servlet-mapping>
<servlet-name>appServlet</servlet-name>
<url-pattern>/app/*</url-pattern>
</servlet-mapping>
感谢您的回答,显然一个简单的清理和构建解决了我的问题。
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