Java 新手春季MVC教程
我被困在这本针对新手的春季MVC教程中: 我是第1.12点“试用应用程序”。当我在地址栏中输入hello.htm时,它不起作用,但hello.jsp起作用。但我想问题的关键是隐藏这个JSP扩展 我严格遵循了教程。 我可能做错了什么 skaffman建议发布web.xml和servlet映射xml文件,它们就在这里。我只添加了教程中提到的内容(但使用另一个包名,rest由NetBeans生成) web.xmlJava 新手春季MVC教程,java,spring-mvc,Java,Spring Mvc,我被困在这本针对新手的春季MVC教程中: 我是第1.12点“试用应用程序”。当我在地址栏中输入hello.htm时,它不起作用,但hello.jsp起作用。但我想问题的关键是隐藏这个JSP扩展 我严格遵循了教程。 我可能做错了什么 skaffman建议发布web.xml和servlet映射xml文件,它们就在这里。我只添加了教程中提到的内容(但使用另一个包名,rest由NetBeans生成) web.xml <?xml version="1.0" encoding="UTF-8"?>
<?xml version="1.0" encoding="UTF-8"?>
<web-app version="3.0" xmlns="http://java.sun.com/xml/ns/javaee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd">
<context-param>
<param-name>contextConfigLocation</param-name>
<param-value>/WEB-INF/applicationContext.xml</param-value>
</context-param>
<listener>
<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
</listener>
<servlet>
<servlet-name>springsample</servlet-name>
<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
<load-on-startup>2</load-on-startup>
</servlet>
<servlet-mapping>
<servlet-name>springsample</servlet-name>
<url-pattern>*.htm</url-pattern>
</servlet-mapping>
<session-config>
<session-timeout>
30
</session-timeout>
</session-config>
<welcome-file-list>
<welcome-file>redirect.jsp</welcome-file>
</welcome-file-list>
</web-app>
<?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:aop="http://www.springframework.org/schema/aop"
xmlns:tx="http://www.springframework.org/schema/tx"
xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-2.5.xsd
http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-2.5.xsd
http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-2.5.xsd">
<bean class="org.springframework.web.servlet.mvc.support.ControllerClassNameHandlerMapping"/>
<!--
Most controllers will use the ControllerClassNameHandlerMapping above, but
for the index controller we are using ParameterizableViewController, so we must
define an explicit mapping for it.
-->
<bean id="urlMapping" class="org.springframework.web.servlet.handler.SimpleUrlHandlerMapping">
<property name="mappings">
<props>
<prop key="index.htm">indexController</prop>
</props>
</property>
</bean>
<bean id="viewResolver"
class="org.springframework.web.servlet.view.InternalResourceViewResolver"
p:prefix="/WEB-INF/jsp/"
p:suffix=".jsp" />
<!--
The index controller.
-->
<bean name="indexController"
class="org.springframework.web.servlet.mvc.ParameterizableViewController"
p:viewName="index" />
<bean name="/hello.htm"
class="controllers.HelloController" />
</beans>
上下文配置位置
/WEB-INF/applicationContext.xml
org.springframework.web.context.ContextLoaderListener
春样
org.springframework.web.servlet.DispatcherServlet
2.
春样
*.htm
30
redirect.jsp
springsample servlet.xml
<?xml version="1.0" encoding="UTF-8"?>
<web-app version="3.0" xmlns="http://java.sun.com/xml/ns/javaee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd">
<context-param>
<param-name>contextConfigLocation</param-name>
<param-value>/WEB-INF/applicationContext.xml</param-value>
</context-param>
<listener>
<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
</listener>
<servlet>
<servlet-name>springsample</servlet-name>
<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
<load-on-startup>2</load-on-startup>
</servlet>
<servlet-mapping>
<servlet-name>springsample</servlet-name>
<url-pattern>*.htm</url-pattern>
</servlet-mapping>
<session-config>
<session-timeout>
30
</session-timeout>
</session-config>
<welcome-file-list>
<welcome-file>redirect.jsp</welcome-file>
</welcome-file-list>
</web-app>
<?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:aop="http://www.springframework.org/schema/aop"
xmlns:tx="http://www.springframework.org/schema/tx"
xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-2.5.xsd
http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-2.5.xsd
http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-2.5.xsd">
<bean class="org.springframework.web.servlet.mvc.support.ControllerClassNameHandlerMapping"/>
<!--
Most controllers will use the ControllerClassNameHandlerMapping above, but
for the index controller we are using ParameterizableViewController, so we must
define an explicit mapping for it.
-->
<bean id="urlMapping" class="org.springframework.web.servlet.handler.SimpleUrlHandlerMapping">
<property name="mappings">
<props>
<prop key="index.htm">indexController</prop>
</props>
</property>
</bean>
<bean id="viewResolver"
class="org.springframework.web.servlet.view.InternalResourceViewResolver"
p:prefix="/WEB-INF/jsp/"
p:suffix=".jsp" />
<!--
The index controller.
-->
<bean name="indexController"
class="org.springframework.web.servlet.mvc.ParameterizableViewController"
p:viewName="index" />
<bean name="/hello.htm"
class="controllers.HelloController" />
</beans>
索引控制器
我可以看出几个不同之处。本教程中的文件名为springapp servlet.xml
,而不是springsample servlet.xml
(参见步骤1.8),它只包含一个bean,即hello.htm
bean。整个过程中没有提到springsample servlet.xml
。教程告诉您将文件放在webapp根目录web/hello.jsp中,但您已经告诉spring在/web-INF/jsp/hello.jsp中查找它。您是否将文件移动到该文件夹中了?您可以在/springsample/hello.jsp上找到它,这表明您没有找到。向我们展示您的web.xml
和springapp servlet.xml
文件。我将其重命名为springsample,但我使用的是Java EE 6,guy使用的是Java EE 5。现在我正确地重命名了它,并用教程中的文件替换了它。。。它不会编译,在这里失败:而且我使用的是GlassFish3而不是GlassFish2UR1@AspNewbie:那么,当你说“我严格遵守了教程”时,你的意思是除了你决定不遵守的部分之外?我建议你重新开始,按照指示去做。当它工作时,然后开始修改它。编写教程的人也没有:Ohis springapp-servlet.xml在第1.6节中没有像您这样的重写viewResolver。啊,好的,我要做他的应用程序的完整克隆:(