JSPTutor:HTTPHeader 和request 内置对象的方法
菜鸟网络和自己写了写例子程序，用于学习HTTPHeader 和request 内置对象的方法
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<%@ page import="java.io.*,java.util.*" %>
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>superfreak博客</title>
</head>
<body>
<h2>HTTP 头部请求实例</h2>
<table width="100%" border="1" align="center">
<tr bgcolor="#949494">
<th>Header Name</th><th>Header Value(s)</th>
</tr>
<%
Enumeration headerNames = request.getHeaderNames();
while(headerNames.hasMoreElements()) {
String paramName = (String)headerNames.nextElement();
out.print("<tr><td>" + paramName + "</td>
");
String paramValue = request.getHeader(paramName);
out.println("<td> " + paramValue + "</td></tr>
");
}
%>
</table>
<h2>request对象的各个方法汇总：</h2>
<%
out.println("request.getCharacterEncoding()方法："+request.getCharacterEncoding());
%>
<%
out.println("<br/>request.getContextPath()方法："+request.getContextPath());
%>
<%
out.println("<br/>getLocalAddr()方法："+request.getLocalAddr());
%>
<%
out.println("<br/>getLocalName()方法："+request.getLocalName());
%>
<%
out.println("<br/>getLocalPort()方法："+request.getLocalPort());
%>
<%
out.println("<br/>getMethod()方法："+request.getMethod());
%>
<%
out.println("<br/>getRequestURI()方法："+request.getRequestURI());
%>
<%
out.println("<br/>getQueryString()方法："+request.getQueryString());
%>
<%
out.println("<br/>BASIC_AUTH:"+request.BASIC_AUTH);
%>
<%
out.println("<br/>getCookies()方法:"+request.getCookies());
%>
<%
out.println("<br/>getDispatcherType()方法:"+request.getDispatcherType());
%>
<%
out.println("<br/>getRequestURL()方法:"+request.getRequestURL());
%>
<%
out.println("<br/>getLocale()方法:"+request.getLocale());
%>
<%
out.println("<br/>getServletContext()方法:"+request.getServletContext());
%>
<%
out.println("<br/>getSession()方法:"+request.getSession());
%>
<%
out.println("<br/>isSecure()方法:"+request.isSecure());
%>
<%
out.println("<br/>getUserPrincipal()方法:"+request.getUserPrincipal());
%>
</body>
</html>
运行结果图片如下：
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