Java Tutorial/JSP/HTTP Header — различия между версиями

Материал из Java эксперт
Перейти к: навигация, поиск
 
м (1 версия)
 
(нет различий)

Текущая версия на 08:07, 1 июня 2010

Get HTTP Header Information

index.jsp



   <source lang="java">

<HTML> 

   <HEAD>
       <TITLE>Getting Header Data</TITLE>
   </HEAD>

   <BODY>

Getting Header Data

       <FORM ACTION="basic.jsp" METHOD="POST">
           <INPUT TYPE="submit" VALUE="Submit">
       </FORM>
   </BODY>

</HTML></source>





Print out HTTP Request Headers

   <source lang="java">

<%-- 

 Copyright (c) 2002 by Phil Hanna
 All rights reserved.
 
 You may study, use, modify, and distribute this
 software for any purpose provided that this
 copyright notice appears in all copies.
 
 This software is provided without warranty
 either expressed or implied.

--%> <%@ page import="java.util.*" %> <html> 

  <head>
     <title>Echo</title>
     <style>
     <jsp:include page="style.css" flush="true"/>
     </style>
  </head>
  <body>

HTTP Request Headers Received

<% Enumeration eNames = request.getHeaderNames(); while (eNames.hasMoreElements()) { String name = (String) eNames.nextElement(); String value = normalize(request.getHeader(name));  %> 
     <%
        }
     %>
<%= name %><%= value %>
  </body>

</html> <%! 

  private String normalize(String value)
  {
     StringBuffer sb = new StringBuffer();
     for (int i = 0; i < value.length(); i++) {
        char c = value.charAt(i);
        sb.append(c);
        if (c == ";")
           sb.append("
");
     }
     return sb.toString();
  }

%></source>


Источник — «http://jexp.ru/index.php?title=Java_Tutorial/JSP/HTTP_Header&oldid=5016»