log4j:WARN please initialize the log4j system properly

Log4j的配置放到Spring的前面

<!--Log4j配置-->

<context-param><param-name>log4jConfigLocation</param-name><param-value>/WEB-INF/log4j.properties</param-value></context-param><context-param><param-name>log4jRefreshInterval</param-name><param-value>60000</param-value></context-param><listener><listener-class>org.springframework.web.util.Log4jConfigListener</listener-class></listener><!-- Spring 配置 --><context-param><param-name>contextConfigLocation</param-name><param-value>classpath:applicationContext.xml</param-value></context-param><listener><listener-class>org.springframework.web.context.ContextLoaderListener</listener-class></listener>