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HttpSession session=request.getSession();
session.setAttribute("username","albert");
session.setAttribute("password","albert");
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String username=(String)session.getAtribute("username");
String password=(String)session.getAtribute("password");
¶þ£ºcookie
Cookie cookie=new Cookie("username","albert");
cookie.setMaxAge(24*60*60*60);
//·¢ËÍcookieµ½¿Í»§¶Ë
response.addCookie(cookie);
Cookie[] cookies=request.getCookies();
for(int i=0;i<cookies.length;i++){
Cookie temp=cookie[i];
String key=temp.getName();
String value=temp.getValue();
}
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<input type="hidden" name="username" value="albert"/>
request.getParameter("username");
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<form name="login" action="/LoginServlet?username=albert&password=albert">
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String username=request.getParameter("username");
String password=request.getParameter("password");
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