君子博学而日参省乎己 则知明而行无过矣

摘要： 首先，我们需要使得ConcurrentSessionFilter生效并在spring-security.xml配置。[html]view plaincopy<httpauto-config="true"use-expressions="true"><!--Uncommenttolimitthenumberofsessionsausercanhave--><session-managementinvalid-session-url="/index.do"><concurrency-control 阅读全文