spring mvc - springMVC-dubbo:The origin server did not find a current representation for the target resource or is not willing to disclose that one exists -

this springmvc-dubbo project started tomcat9 , jdk8.the problem index.jsp avialable,others 404 error.when delete index.jsp in web-info,i can access nothing.

<?xml version="1.0" encoding="utf-8"?> <web-app version="3.1"      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">  <display-name>micro service example web application</display-name>  <context-param> <!--contextconfiglocation--> <param-name>contextconfiglocation</param-name> <param-value>   classpath:spring/spring-core.xml </param-value> </context-param>  <servlet> <servlet-name>mvc-dispatcher</servlet-name> <servlet>org.springframework.web.servlet.dispatcherservlet</servlet-  <init-param>   <param-name>contextconfiglocation</param-name>   <param-value>classpath:spring/spring-mvc.xml</param-value> </init-param> <load-on-startup>1</load-on-startup> </servlet> <servlet-mapping> <servlet-name>mvc-dispatcher</servlet-name> <url-pattern>/</url-pattern> </servlet-mapping>   <listener>     <description>spring监听器</description>     <org.springframework.web.context.contextloaderlistener</listener- </listener> </web-app> 

spring-core.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:util="http://www.springframework.org/schema/util"    xmlns:aop="http://www.springframework.org/schema/aop"    xmlns:dubbo="http://code.alibabatech.com/schema/dubbo"    xsi:schemalocation="http://www.springframework.org/schema/beans                        http://www.springframework.org/schema/beans                 /spring-beans-3.2.xsdhttp://www.springframework.org/schema/context                        http://www.springframework.org/schema/context      /spring-context-3.2.xsd   http://www.springframework.org/schema/util                        http://www.springframework.org/schema/util/spring-       util-3.2.xsd      http://www.springframework.org/schema/aop                        http://www.springframework.org/schema/aop/spring-                        http://code.alibabatech.com/schema/dubbo                        http://code.alibabatech.com/schema/dubbo/    default-autowire="byname"    default-lazy-init="false">   <!-- service provider name -->   <!-- zookeeper registry server address -->  <dubbo:registry address="zookeeper://127.0.0.1:2181" />  <!-- set default protocol , listening port -->  <dubbo:protocol name="dubbo" port="20887" />   <!-- enable monitoring feature -->  <dubbo:monitor protocol="registry"/>   <bean id="sparkservice" class="com.jd.dmse.provider.service.serviceimpl"     <dubbo:service interface="com.jd.dmse.contract.sparkservice"      ref="sparkservice" version="1.0.0" /> </beans> 

spring-mvc.xml

<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"    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.xsd">    <context:component-scan base-package="com.jd.dmse.provider.service"/>  <bean  hereclass="org.springframework.web.servlet.view. internalresourceviewresolver">     <property name="prefix">         <value>/web-inf/views/</value>     </property>     <property name="suffix">         <value>.jsp</value>     </property> </bean>  <!-- setting maximum uploaded file size 20mb. --> <bean id="multipartresolver"   lass="org.springframework.web.multipart.commons. commonsmultipartresolver">     <property name="maxuploadsize" value="20971520" /> </bean> </beans> 

this pom.xml

<project xmlns="http://maven.apache.org/pom/4.0.0"         si="http://www.w3.org/2001/xmlschema-instance"i:schemalocation="http:    /maven.apache.org/pom/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd"> <modelversion>4.0.0</modelversion> <groupid>dmse-provider</groupid> <artifactid>provider</artifactid> <packaging>war</packaging> <version>1.0-snapshot</version> <name>provider maven webapp</name> <url>http://maven.apache.org</url> <dependencies>  <dependency>   <groupid>dmse-contract</groupid>   <artifactid>contract</artifactid>   <version>1.0-snapshot</version> </dependency> <dependency>   <groupid>junit</groupid>   <artifactid>junit</artifactid>   <version>3.8.1</version>   <scope>test</scope> </dependency> <dependency>   <groupid>com.alibaba</groupid>   <artifactid>dubbo</artifactid>   <version>2.5.3</version> </dependency> <dependency>   <groupid>org.springframework</groupid>   <artifactid>spring-webmvc</artifactid>   <version>3.1.1.release</version> </dependency> <dependency>   <groupid>org.springframework</groupid>   <artifactid>spring-web</artifactid>   <version>3.1.1.release</version> </dependency>  <dependency>   <groupid>javax.servlet</groupid>   <artifactid>javax.servlet-api</artifactid>   <version>3.1.0</version> </dependency> <dependency>   <groupid>javax.servlet.jsp</groupid>   <artifactid>jsp-api</artifactid>   <version>2.2</version> </dependency> <dependency>   <groupid>com.github.sgroschupf</groupid>   <artifactid>zkclient</artifactid>   <version>0.1</version> </dependency> <dependency>   <groupid>javax.servlet</groupid>   <artifactid>jstl</artifactid>   <version>1.2</version> </dependency> </dependencies> <build> <finalname>provider</finalname> </build> </project>