Spring获取request、session以及servletContext

获取request:

HttpServletRequest request = ((ServletRequestAttributes) RequestContextHolder.getRequestAttributes()).getRequest();
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获取session:

HttpSession session = request.getSession();
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获取servletContext

ServletContext application = session.getServletContext();
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作者：大浪中航行
来源：CSDN
原文：https://blog.csdn.net/dalangzhonghangxing/article/details/64443039
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