jdk配置环境变量

 path=.;%JAVA_HOME%\bin;
JAVA_HOME =D:\Program Files\java\jdk

 

 

web.xml

<listener>
  <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
 </listener>
 <context-param>
  <param-name>contextConfigLocation</param-name>
  <param-value>classpath:applicationContext.xml</param-value>
 </context-param>