Request中getContextPath、getServletPath、getRequestURI、getRealPath
2009-09-06 11:34
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假定你的web application 名称为infosys,你在浏览器中输入请求路径:
http://localhost:8080/w_flyer/admin/login.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:/w_flyer
2、System.out.println(request.getServletPath());
打印结果:/admin/login.jsp
3、 System.out.println(request.getRequestURI());
打印结果:/w_flyer/admin/login.jsp
4、 System.out.println(request.getRealPath("/"));
打印结果:D:/tomcat-5.5.23/webapps/ w_flyer/
http://localhost:8080/w_flyer/admin/login.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:/w_flyer
2、System.out.println(request.getServletPath());
打印结果:/admin/login.jsp
3、 System.out.println(request.getRequestURI());
打印结果:/w_flyer/admin/login.jsp
4、 System.out.println(request.getRealPath("/"));
打印结果:D:/tomcat-5.5.23/webapps/ w_flyer/
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