待解决 No mapping found for HTTP request with URI [/cloudPlatformSystem/login.action] in DispatcherS

web,xml

<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns="http://xmlns.jcp.org/xml/ns/javaee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee
                      http://xmlns.jcp.org/xml/ns/javaee/web-app_3_1.xsd"
	version="3.1" metadata-complete="true">
	<!-- 修改servlet版本为3.1 -->

	  <display-name>HuaWei</display-name>
		  <welcome-file-list>
		    <welcome-file>/webapp/index.html</welcome-file>
		    <welcome-file>/webapp/index.htm</welcome-file>
		    <welcome-file>/webapp/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>
	
	
	  <context-param>
        <param-name>contextConfigLocation</param-name>
        <param-value>classpath*:applicationContext.xml</param-value>
   	 </context-param>
	
		  
	<filter>
		<filter-name>encodingFilter</filter-name>
		<filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>
		<init-param>
			<param-name>encoding</param-name>
			<param-value>UTF-8</param-value>
		</init-param>
		<init-param>
			<param-name>forceEncoding</param-name>
			<param-value>true</param-value>
		</init-param>
	</filter>
	 <filter-mapping>
		<filter-name>encodingFilter</filter-name>
		<url-pattern>/*</url-pattern>
	</filter-mapping>

	<!-- 启用Restful风格的URI 将页面普通的post转为制定的delete或者put -->
	 <filter>
		<filter-name>HiddenHttpMethodFilter</filter-name>
		<filter-class>org.springframework.web.filter.HiddenHttpMethodFilter</filter-class>
	</filter> 



	<!-- spring环境加载监听器，用于加载spring配置文件及初始化spring运行环境 -->
	<listener>
		<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
	</listener>
	<!-- 自省清理监听器，用于清理spring运行时可能产生的内存泄漏 -->
	<listener>
		<listener-class>org.springframework.web.util.IntrospectorCleanupListener</listener-class>
	</listener>

	<!-- 配置DispatcherServlet -->
	<servlet>
		<servlet-name>dispatcherServlet</servlet-name>
		<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
	<init-param>
			<param-name>contextConfigLocation</param-name>
			<param-value>classpath*:/WEB-INF/dispatcherServlet-servlet.xml</param-value>
		</init-param>	
		<load-on-startup>1</load-on-startup>
	</servlet>
	<servlet-mapping>
		<servlet-name>dispatcherServlet</servlet-name>
		<!-- 默认匹配所有的请求 -->
        <url-pattern>*.action</url-pattern>
	
	</servlet-mapping>


</web-app>

dispatcherServlet-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:context="http://www.springframework.org/schema/context"
	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/context
	http://www.springframework.org/schema/context/spring-context-4.0.xsd
	http://www.springframework.org/schema/mvc
	http://www.springframework.org/schema/mvc/spring-mvc-4.0.xsd">

	<!-- 注解扫描包 -->
	<context:component-scan base-package="com.huawei.cloud.controller"></context:component-scan>

	<mvc:default-servlet-handler />
	
	<mvc:annotation-driven /> 
		
		<!-- 开启注解 -->
	<mvc:annotation-driven conversion-service="conversionService" />

	<!--配置视图解释器，方面页面放回 -->
	<bean id="viewResolver"
		class="org.springframework.web.servlet.view.InternalResourceViewResolver">
		
		<property name="prefix" value="/WEB-INF/"></property>
		<property name="suffix" value=".jsp" /> 
	</bean>


<!--
		配置静态资源，直接映射到对应的文件夹，不被DispatcherServlet处理，3.04新增功能，需要重新设置spring-mvc-3.0.xsd
	-->
	<mvc:resources mapping="/img/**" location="/img/" />
	<mvc:resources mapping="/js/**" location="/js/" />
	<mvc:resources mapping="/css/**" location="/css/" />
	<mvc:resources mapping="/static/**" location="/static/" />


</beans>

applicationContext.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:context="http://www.springframework.org/schema/context"
	xmlns:tx="http://www.springframework.org/schema/tx"
	xmlns:aop="http://www.springframework.org/schema/aop"
	xmlns:mvc="http://www.springframework.org/schema/mvc"
	xsi:schemaLocation="http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-4.3.xsd
		http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-4.0.xsd
		http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.0.xsd
		http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-4.3.xsd
		http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-4.0.xsd">

	<context:component-scan base-package="com.huawei.cloud.service"/>
	
	<context:property-placeholder location="classpath:dbconfig.properties"/>	
	<bean id="pooledDataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource">
		<property name="jdbcUrl" value="${jdbc.jdbcUrl}"></property>
		<property name="driverClass" value="${jdbc.driverClass}"></property>
		<property name="user" value="${jdbc.user}"></property>
		<property name="password" value="${jdbc.password}"></property>
	</bean>				
	
		<!-- 2. mybatis的SqlSession的工厂: SqlSessionFactoryBean dataSource:引用数据源 MyBatis定义数据源,同意加载配置 -->
	<bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
		<property name="configLocation" value="classpath:mybatis-config.xml"></property>
		<property name="dataSource" ref="pooledDataSource"></property>	
		<property name="mapperLocations" value="classpath:mapper/*.xml"></property>
	</bean>	
	
	<!--配置扫描器,将mybatis接口的实现加入到ioc容器中  -->
	<bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
		<!--扫描所有的接口,加入到ioc容器中  -->
		<property name="basePackage" value="com.huawei.cloud.dao"></property>
<!-- 		<property name="sqlSessionFactory" ref="sqlSessionFactory"></property>	 -->
	</bean>	
		<!-- 事务控制 -->
	<bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
	<!--	控制数据源你-->
		<property name="dataSource" ref="pooledDataSource"></property>
	</bean>	
		
	<aop:config>
		<aop:pointcut expression="execution(* com.huawei.cloud.service..*(..))" id="txPoint"/>
		<aop:advisor advice-ref="txAdvice"  pointcut-ref="txPoint"/>
	</aop:config>

	<tx:advice id="txAdvice" transaction-manager="transactionManager">
		<tx:attributes >
			<tx:method name="*"/>
			<tx:method name="get*" read-only="true"/>			
		</tx:attributes>
	</tx:advice>

</beans>

mybatis-config.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE configuration
  PUBLIC "-//mybatis.org//DTD Config 3.0//EN"
  "http://mybatis.org/dtd/mybatis-3-config.dtd">

<configuration>
	<settings>
		<setting name="mapUnderscoreToCamelCase" value="true"></setting>
	</settings>
	<typeAliases>
		<package name="com.huawei.cloud.bean"/>
	</typeAliases>

</configuration>

index.jsp`

<form class="login-form" action="${pageContext.request.getContextPath()}/login.action" method="post">
				<h1>Welcome</h1>
				<input class="txtb" type="text" name="username" placeholder="Username" >
				<input class="txtb"	type="text" name="password" placeholder="Password" >			
				<input class="login-btn" type="submit" value="Login" >
			</form>				

controller层

package com.huawei.cloud.controller;

import javax.servlet.http.HttpSession;

import org.apache.ibatis.annotations.Param;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RestController;

import com.huawei.cloud.bean.User;
import com.huawei.cloud.service.UserService;

@Controller
@RequestMapping
public class UserController {
	
	@Autowired
	private UserService userService;
	
	@RequestMapping(value="/login",method=RequestMethod.POST)	
	public String  checkedLogin(@Param("username") String username,@Param("password")String password,HttpSession session) {
		System.out.println(username +"--"+password);//没有输出
		User user =userService.checkedLogin(username, password);
		
		if (user!=null && user.getRole()!=0) {
			session.setAttribute("user", user);
		
				return "admin-main";				
			
		}else if (user!=null && user.getRole()==1) {
			session.setAttribute("user", user);
				return "user-main";		
		}
		
		return "index";
	}
	
}

出现的bug

1. Exception encountered during context initialization - cancelling refresh attempt: org.springframework.beans.factory.BeanCreationException: Error creating bean with name ‘org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping’: Initialization of bean failed; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name ‘org.springframework.web.servlet.handler.MappedInterceptor#0’: Cannot create inner bean ‘(inner bean)#893081e’ of type [org.springframework.web.servlet.handler.ConversionServiceExposingInterceptor] while setting constructor argument; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name ‘(inner bean)#893081e’: Cannot resolve reference to bean ‘conversionService’ while setting constructor argument; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No bean named ‘conversionService’ available

初始化错误
org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name ‘loginController’: Unsatisfied dependency expressed through field ‘userService’; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name ‘userServiceImpl’: Unsatisfied dependency expressed through field ‘userMapper’; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type ‘com.huawei.cloud.dao.UserMapper’ available: expected at least 1 bean which qualifies as autowire candidate. Dependency annotations: {@org.springframework.beans.factory.annotation.Autowired(required=true)}
四月 26, 2019 5:43:20 下午 org.springframework.web.context.ContextLoader initWebApplicationContext
严重: Context initialization failed
3. List item
严重: Servlet.init() for servlet [dispatcherServlet] threw exception
org.springframework.beans.factory.BeanCreationException: Error creating bean with name ‘org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping’: Initialization of bean failed; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name ‘org.springframework.web.servlet.handler.MappedInterceptor#0’: Cannot create inner bean ‘(inner bean)#275b98d5’ of type [org.springframework.web.servlet.handler.ConversionServiceExposingInterceptor] while setting constructor argument; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name ‘(inner bean)#275b98d5’: Cannot resolve reference to bean ‘conversionService’ while setting constructor argument; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No bean named ‘conversionService’ available
4. List item
警告: No mapping found for HTTP request with URI [/cloudPlatformSystem/login.action] in DispatcherServlet with name ‘dispatcherServlet’