2017-04-04 108 views
0

我想從tomcat啓動時從控制器調用索引,jsp。但無法取得成功。 我在這裏使用eclipse Neon和java 1.8和tomcat 7。 給我評論我錯了。 在此先感謝。無法在春季調用主頁

的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" id="WebApp_ID" version="3.0"> 
    <display-name>TrackStudent</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>mvc-dispatcher</servlet-name> 
    <servlet-class> 
     org.springframework.web.servlet.DispatcherServlet 
     </servlet-class> 
    <load-on-startup>1</load-on-startup> 
    </servlet> 
    <servlet-mapping> 
    <servlet-name>mvc-dispatcher</servlet-name> 
    <url-pattern>/</url-pattern> 
    </servlet-mapping> 
</web-app> 

的pom.xml

<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"> 
    <modelVersion>4.0.0</modelVersion> 
    <groupId>TrackStudent</groupId> 
    <artifactId>TrackStudent</artifactId> 
    <version>0.0.1-SNAPSHOT</version> 
    <packaging>war</packaging> 
    <build> 
    <sourceDirectory>src</sourceDirectory> 
    <plugins> 
     <plugin> 
     <artifactId>maven-compiler-plugin</artifactId> 
     <version>3.5.1</version> 
     <configuration> 
      <source>1.8</source> 
      <target>1.8</target> 
     </configuration> 
     </plugin> 
     <plugin> 
     <artifactId>maven-war-plugin</artifactId> 
     <version>3.0.0</version> 
     <configuration> 
      <warSourceDirectory>WebContent</warSourceDirectory> 
     </configuration> 
     </plugin> 
    </plugins> 
    </build> 
    <properties> 
     <spring.version>3.2.1.RELEASE</spring.version> 
     <log4j.version>1.2.17</log4j.version> 
     <org.slf4j-version>1.7.5</org.slf4j-version> 
    </properties> 
    <dependencies> 
     <dependency> 
      <groupId>org.springframework</groupId> 
      <artifactId>spring-context</artifactId> 
      <version>${spring.version}</version> 
     </dependency> 
     <dependency> 
      <groupId>org.springframework</groupId> 
      <artifactId>spring-webmvc</artifactId> 
      <version>${spring.version}</version> 
     </dependency> 
     <dependency> 
      <groupId>org.springframework</groupId> 
      <artifactId>spring-core</artifactId> 
      <version>${spring.version}</version> 
     </dependency> 
     <dependency> 
      <groupId>org.springframework</groupId> 
      <artifactId>spring-web</artifactId> 
      <version>${spring.version}</version> 
      <type>jar</type> 
     </dependency> 
     <dependency> 
      <groupId>org.springframework</groupId> 
      <artifactId>spring-beans</artifactId> 
      <version>${spring.version}</version> 
     </dependency> 
     <dependency> 
      <groupId>javax.servlet</groupId> 
      <artifactId>jstl</artifactId> 
      <version>1.2</version> 
     </dependency> 
     <!-- Logging --> 
     <dependency> 
      <groupId>log4j</groupId> 
      <artifactId>log4j</artifactId> 
      <version>${log4j.version}</version> 
     </dependency> 
     <dependency> 
      <groupId>org.slf4j</groupId> 
      <artifactId>slf4j-api</artifactId> 
      <version>${org.slf4j-version}</version> 
     </dependency> 
     <dependency> 
      <groupId>org.slf4j</groupId> 
      <artifactId>jcl-over-slf4j</artifactId> 
      <version>${org.slf4j-version}</version> 
      <scope>runtime</scope> 
     </dependency> 
     <dependency> 
      <groupId>org.slf4j</groupId> 
      <artifactId>slf4j-log4j12</artifactId> 
      <version>${org.slf4j-version}</version> 
      <scope>runtime</scope> 
     </dependency> 
    </dependencies> 
</project> 

MVC-調度-servlet.xml中

<beans xmlns="http://www.springframework.org/schema/beans" 
    xmlns:context="http://www.springframework.org/schema/context" 
    xmlns:mvc="http://www.springframework.org/schema/mvc" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 
    xmlns:jee="http://www.springframework.org/schema/jee" 
    xsi:schemaLocation=" 
     http://www.springframework.org/schema/beans 
http://www.springframework.org/schema/beans/spring-beans-3.0.xsd 
     http://www.springframework.org/schema/context 
     http://www.springframework.org/schema/context/spring-context-3.0.xsd 
     http://www.springframework.org/schema/mvc 
     http://www.springframework.org/schema/mvc/spring-mvc-3.0.xsd 
     http://www.springframework.org/schema/jee 
     http://www.springframework.org/schema/jee/spring-jee-3.0.xsd"> 

    <context:component-scan base-package="com.getLocation.controller" /> 
    <context:annotation-config /> 
    <!-- <mvc:resources mapping="/resource/**" location="/resource/" /> --> 
    <mvc:annotation-driven /> 

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

</beans> 

HomeController.java

package com.getLocation.controller; 

import org.springframework.stereotype.Controller; 
import org.springframework.web.bind.annotation.RequestMapping; 
import org.springframework.web.servlet.ModelAndView; 

@Controller 
public class HomeController { 

    @RequestMapping(value = "/") 
    public ModelAndView defaultMethod() { 
     System.out.println("In defaultMethod"); 
     return new ModelAndView("index"); 
    } 

} 
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假設你有你的index.jsp查看文件夾內。嘗試這個 '@RequestMapping(value = {「/」},method = RequestMethod.GET) \t public ModelAndView defaultMethod(){ System.out.println(「DefaultMethod」); \t \t ModelAndView model = new ModelAndView(); \t \t model.setViewName(「index」); 返回模型; }' –

+0

你添加了@RequestMapping(value =「/」,method = RequestMethod.GET)'你的'HomeController' –

+0

拋出錯誤:HTTP狀態500 - servlet.init()for servlet mvc-dispatcher拋出異常 –

回答

0

要映射的DispatcherServlet到歡迎頁面 「/」 你需要在XML中添加:

<mvc:default-servlet-handler/> 

如果你想Java代碼:

@Configuration 
@EnableWebMvc 
public class WebConfig extends WebMvcConfigurerAdapter { 

    @Override 
    public void configureDefaultServletHandling(DefaultServletHandlerConfigurer configurer) { 
     configurer.enable(); 
    } 

} 
+0

尚未解決 –

0

假設你mvc-dispatcher-servlet.xml是你的WEB-INF文件夾中。你的web.xml文件必須像這樣改變。

<?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" id="WebApp_ID" version="3.0"> 
    <display-name>TrackStudent</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-list> 


    <servlet> 
    <servlet-name>mvc-dispatcher</servlet-name> 
    <servlet-class> 
     org.springframework.web.servlet.DispatcherServlet 
     </servlet-class> 
    <load-on-startup>1</load-on-startup> 
    </servlet> 
    <servlet-mapping> 
    <servlet-name>mvc-dispatcher</servlet-name> 
    <url-pattern>/</url-pattern> 
    </servlet-mapping> 
</web-app> 

HomeController.java

package com.getLocation.controller; 

import org.springframework.stereotype.Controller; 
import org.springframework.web.bind.annotation.RequestMapping; 
import org.springframework.web.servlet.ModelAndView; 

@Controller 
public class HomeController { 

    @RequestMapping(value = { "/", "/index**", "/index/**" }, method = RequestMethod.GET) 
    public ModelAndView defaultMethod() { 
     System.out.println("In defaultMethod"); 
     return new ModelAndView("index"); 
    } 
} 
+0

獲取:HTTP狀態500 - Servlet.init()用於servlet mvc-dispatcher拋出異常: 錯誤 –

+0

@balvindersingh修改了答案。 –

+0

同樣的錯誤保留,在tomcat它是 - - 4月04,2017 11:44:03 AM org.apache.catalina.core.ApplicationContext日誌 SEVERE:StandardWrapper.Throwable org.springframework.beans.factory.BeanDefinitionStoreException: –