Java HTTP状态500-实例化servlet类org.springframework.web.servlet.DispatcherServlet时出错:运行时的错误日志
我已经编写了一个基本的SpringMVC代码,但是当我应该运行这个项目时,我遇到了一些服务器错误(我使用的是Tomcat8.0Server),下面是我的代码 web.xmlJava HTTP状态500-实例化servlet类org.springframework.web.servlet.DispatcherServlet时出错:运行时的错误日志,java,spring-mvc,tomcat,servlets,server,Java,Spring Mvc,Tomcat,Servlets,Server,我已经编写了一个基本的SpringMVC代码,但是当我应该运行这个项目时,我遇到了一些服务器错误(我使用的是Tomcat8.0Server),下面是我的代码 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:schema
<?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>SpringDemo</display-name>
<servlet>
<servlet-name>spring-dispatcher</servlet-name>
<servlet-class>
org.springframework.web.servlet.DispatcherServlet <!-- redirect to front controller -->
</servlet-class>
</servlet>
<servlet-mapping>
<servlet-name>spring-dispatcher</servlet-name>
<url-pattern>/</url-pattern> <!-- maps incoming URL into DispatcherServlet -->
</servlet-mapping>
</web-app>
<beans xmlns="http://www.springframework.org/schema/beans"
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-2.5.xsd">
<!-- FrontController:it's job is to response back to client -->
<bean id="HandlerMapping"
class="org.springframework.web.servlet.handler.BeanNameUrlHandlerMapping" /> <!-- HandlerMapping:Scans incoming URL pattern and maps into respective Controller -->
<bean name="/welcome.html"
class="com.pack1.hellocontroller.HelloController" />
<bean id="viewResolver"
class="org.springframework.web.servlet.view.InternalResourceViewResolver" >
<property name="prefix">
<value>/WEB-INF/</value>
</property>
<property name="suffix">
<value>.jsp</value> <!-- sends back responses to the client -->
</property>
</bean>
</beans>
HelloPage.jsp
<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
pageEncoding="ISO-8859-1"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Insert title here</title>
</head>
<body>
<h1>SpringMVC</h1>
<h2>${msg}</h2>
</body>
</html>
在此处插入标题
SpringMVC
${msg}
更改您的spring dispatcher servlet.xml如下:
<beans xmlns="http://www.springframework.org/schema/beans"
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-2.5.xsd">
<!-- FrontController:it's job is to response back to client -->
<context:component-scan base-package = "com.pack1" />
<bean class = "org.springframework.web.servlet.view.InternalResourceViewResolver">
<property name = "prefix" value = "/WEB-INF/" />
<property name = "suffix" value = ".jsp" />
</bean>
</beans>
关于,请发布完整的堆栈跟踪。如果这是您与spring的第一次连接,为什么不使用spring boot,更倾向于注释,更少配置?更容易理解,开发速度更快:)好的,谢谢你的建议,我会试试:)你为什么认为启动时加载是必要的?他们已经有了一个
viewsolver
,并且正在使用Spring2控制器机制,没有注释。你没有解决他们的问题,只是一个潜在的解决办法。是的,是我的错。对不起。
<beans xmlns="http://www.springframework.org/schema/beans"
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-2.5.xsd">
<!-- FrontController:it's job is to response back to client -->
<context:component-scan base-package = "com.pack1" />
<bean class = "org.springframework.web.servlet.view.InternalResourceViewResolver">
<property name = "prefix" value = "/WEB-INF/" />
<property name = "suffix" value = ".jsp" />
</bean>
</beans>
@Controller
@RequestMapping("/welcome")
public class HelloController{
@RequestMapping(method=RequestMethod.GET)
public ModelAndView welcome(){
return new ModelAndView("HelloPage", "msg", "Hello Spring MVC Framework");
}
}