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ActionContext.getContext().getSession().put("login", "1");
<%
String flag=(String)session.getAttribute("login");
if(flag==null)
response.sendRedirect("login.jsp");
%>
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<%
ApplicationContext ctx = WebApplicationContextUtils.getWebApplicationContext(request.getSession().getServletContext());
List stafflist = ((StaffDAO)ctx.getBean("StaffDAO")).findAll();
request.setAttribute("stafflist",stafflist);
%> ......
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дһ¸öjspÒ³Ãæ£¬·ÃÎÊʱÏÔʾ´ÓÏÂÃæµÄÒ³ÃæÌ ......
required ÊÇÊÇ·ñΪ±ØÑ¡ÊôÐÔ
rtexprvalueµÄÈ«³ÆÊÇ Run-time Expression Value£¬ ËüÓÃÓÚ±íʾÊÇ·ñ¿ÉÒÔʹÓÃJSP±í´ïʽ.
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<sql:query var="result" & ......
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<%
String username = request.getParameter("username");
byte[] bytes = username.getBytes("iso-8859-1");
String result = new String(bytes, "gb2312");
out.print(result);
%>
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......