HttpServletRe中getContextPath、getServletPath、getRequestURI、request.getRealPath的区别
假定你的WebApplication 名称为swcrm,你在浏览器中输入请求路径: http://localhost:8080/swcrm/admin/show.jsp则执行下面向行代码后打印出如下结果: 1、 System.out.println(request.getContextPath()); 打印结果:/swcrm 2、System.out.println(request.g