doBefore(){ ServetRequestAttrbtes attributes = (ServetRequestAttrbtes)RequestContextHolder.getHttpattributes(); HttpServletRequest request = attributes.getRequest(); }…

最近有一个需要从拦截器中获取post请求的参数的需求,这里记录一下处理过程中出现的问题. 首先想到的就是request.getParameter(String )方法,但是这个方法只能在get请求中取到参数,post是不行的,后来想到了使用流的方式,调用request.getInputStream()获取流,然后从流中读取参数,如下代码所示: String body = ""; StringBuilder stringBuilder = new StringBuilder(); Buf…

文章转自 https://www.jianshu.com/p/69c6fba08c92…

1.注解法 @Autowired private  HttpServletRequest request; 2. 在web.xml中配置一个监听 <listener> <listener-class> org.springframework.web.context.request.RequestContextListener </listener-class> </listener> 之后在程序里可以用 HttpServletRequest request …

1.最简单的方式(注解法) @Autowired private HttpServletRequest request; 2.最麻烦的方法 a. 在web.xml中配置一个监听 <listener> <listener-class> org.springframework.web.context.request.RequestContextListener </listener-class> </listener> b.之后在程序里可以用 HttpServl…

1.注解法 @Autowired private HttpServletRequest request; <listener> <listener-class> org.springframework.web.context.request.RequestContextListener </listener-class> </listener> 之后在程序里可以用 HttpServletRequest request = ((ServletRequestAt…

获取request对象: 首先配置web.xml文件--> <listener> <listener-class> org.springframework.web.context.request.RequestContextListener </listener-class> </listener> 然后在程序中获取: 代码: HttpServletRequest request = ((ServletRequestAttributes)Request…

1.通过注解获取(很简单,推荐): public class Hello {@Autowired  HttpServletRequest request; //这里可以获取到request} 2.在web.xml中配置一个监听: <listener>          <listener-class>              org.springframework.web.context.request.RequestContextListener          </l…

使用aop时需要request 和response 使用方法调用时 HttpServletRequest request = ((ServletRequestAttributes)RequestContextHolder.getRequestAttributes()).getRequest();一直报空指针结果在web.xml中加入一下监听即可 <listener> <listener-class>         org.springframework.web.context.r…

在spring的普通类中: HttpServletRequest request = ((ServletRequestAttributes)RequestContextHolder.getRequestAttributes()).getRequest(); request.getSession(); 在Struts的普通类中: HttpServletRequest request = ServletActionContext.getRequest(); request.getSession();…