servlet中this.getServletContext(); this.getServletConfig().getServletContext(); 的区别 - 代码天地

servlet中this.getServletContext(); this.getServletConfig().getServletContext(); 的区别

其他 2018-08-12 18:42:56 阅读次数: 0

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转载自blog.csdn.net/java_laoming/article/details/80782628

servlet中this.getServletContext(); this.getServletConfig().getServletContext(); 的区别

getServletConfig() 与getServletContext() 的区别

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getServletContext() Ljavax/servlet/ServletContext;

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javax.servlet.http.HttpServletRequest.getServletContext()Ljavax/servlet/ServletContext

at javax.servlet.GenericServlet.getServletContext(GenericServlet.java:123)

javax.servlet.GenericServlet.getServletContext(GenericServlet.java:125)

weblogic getServletContext().getRealPath("/")

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ServletActionContext.getServletContext()报错的问题

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request.getSession().getServletContext().getRealPath("/");

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The method getServletContext() from the type ServletActionContext refers to the

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解决request.getSession().getServletContext().getRealPath("/")为null问题

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