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A  init£¨£© 
B  main£¨£© 
C  service£¨£© 
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A  sendURL()
B  redirectURL()
C  sendRedirect()
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A  service()
B  doGet()
C  doPost()
D  init()
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Public void doPost(HttpServletRequest request,HttpServletResponse response)
throws ServletException,IOException{
request.getSession().getAttribute(“A”);}
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A  page
B  session
C  request
D  application
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public void doGet(HttpServletRequest request,HttpServletResponse response)
throws ServletException,IOException{
System.out.println(“get”);
}
Public void doPost(HttpServletRequest request,HttpServletResponse response)
Throws ServletException,IOException{
System.out.println(“post”);
}
A  get
B  post
C  get Post
D  post Get
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A  request.getParameter(£¢title£¢)
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C  request.getParameterValues(£¢title£¢)
D  request.getParameters(£¢title£¢)
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A  init
B  service
C  doFilter
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A  ͨ¹ýcookie 
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C  ÀûÓÃÊý¾Ý¿â 
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