学习_Java_Base_Servlet_简介_02

Servlet架构详解

最新推荐文章于 2022-08-15 17:03:13 发布

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最新推荐文章于 2022-08-15 17:03:13 发布

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本文详细介绍了Servlet接口的方法，如service、init等，以及ServletConfig接口和常用抽象类GenericServlet与HttpServlet的功能特性。此外还概述了HttpServletRequest与HttpServletResponse接口以及HttpSession类的部分关键方法。

接口Servlet接口方法
destroy()
getServletConfig()
getServletInfo()
init(ServletConfig config)
service(ServletRequest req, ServletResponse res)

接口ServletConfig接口方法
getInitParameter(java.lang.String name)
getInitParameterNames()
getServletContext()
getServletName()

抽象类GenericServlet
destroy()
getInitParameter(java.lang.String name)
getInitParameterNames()
getServletConfig()
getServletContext()
getServletInfo()
getServletName()
init()
init(ServletConfig config)
log(java.lang.String msg)
service(ServletRequest req, ServletResponse res)

抽象类HttpServlet
doDelete(HttpServletRequest req, HttpServletResponse resp)
doGet(HttpServletRequest req, HttpServletResponse resp)
doHead(HttpServletRequest req, HttpServletResponse resp)
doOptions(HttpServletRequest req, HttpServletResponse resp)
doPost(HttpServletRequest req, HttpServletResponse resp)
doPut(HttpServletRequest req, HttpServletResponse resp)
doTrace(HttpServletRequest req, HttpServletResponse resp)
getLastModified(HttpServletRequest req)
service(HttpServletRequest req, HttpServletResponse resp)
service(ServletRequest req, ServletResponse resp)

Interface HttpServletRequest extends ServletRequest
getAuthType()
getContextPath()
getCookies()
......

Interface HttpServletResponse extends ServletResponse
addCookie(Cookie cookie)
addDateHeader(java.lang.String name, long date)
......

HttpSession
setAttribute(java.lang.String name, java.lang.Object value)
invalidate()