当前位置: 首页 > 图文教程 > 网络编程 > JSP > 获取jsp各种参数

JSP
关于JDBC的介绍
WebSphere应用服务器
JRun2.3平台介绍
Jakarta-Tomcat 简明中文版用户指南
JSWDK环境安装与配置
在Windows NT 4.0下安装Apache+Servlet+JSP
Apache+Tomcat
在WIN2000下的jsp的安装
Tomcat IIS HowTo:将Tomcat装入IIS全攻略
Redhat+apache+jserv+jsdk
安装 WebSphere应用服务器
配置iis和resin1.1
apache+resin
Resin服务器平台介绍简介
在win98下安装JSP环境(jswdk或tomcat在Jdk1.3下)
如何在Windows 9x环境中配置Apache + Tomcat.JSP
98下安装JSP环境的俩常见问题
关于远程方法调用(RMI)的实现
编写跨平台Java程序注意事项
Java编程规则

JSP 中的 获取jsp各种参数


出处:互联网   整理: 软晨网(RuanChen.com)   发布: 2009-09-13   浏览: 51 ::
收藏到网摘: n/a

package coreservlets;
import java.io.*;
import javax.servlet.*;
import javax.servlet.http.*;
import java.util.*;
/** Creates a table showing the current value of each
* of the standard CGI variables.
* <P>
* Taken from Core Servlets and JavaServer Pages
* from Prentice Hall and Sun Microsystems Press,
* http://www.coreservlets.com/.
* © 2000 Marty Hall; may be freely used or adapted.
*/
public class ShowCGIVariables extends HttpServlet {
public void doGet(HttpServletRequest request,
HttpServletResponse response)
throws ServletException, IOException {
response.setContentType("text/html");
PrintWriter out = response.getWriter();
String[][] variables =
{ { "AUTH_TYPE", request.getAuthType() },
{ "CONTENT_LENGTH",
String.valueOf(request.getContentLength()) },
{ "CONTENT_TYPE", request.getContentType() },
{ "DOCUMENT_ROOT",
getServletContext().getRealPath("/") },
{ "PATH_INFO", request.getPathInfo() },
{ "PATH_TRANSLATED", request.getPathTranslated() },
{ "QUERY_STRING", request.getQueryString() },
{ "REMOTE_ADDR", request.getRemoteAddr() },
{ "REMOTE_HOST", request.getRemoteHost() },
{ "REMOTE_USER", request.getRemoteUser() },
{ "REQUEST_METHOD", request.getMethod() },
{ "SCRIPT_NAME", request.getServletPath() },
{ "SERVER_NAME", request.getServerName() },
{ "SERVER_PORT",
String.valueOf(request.getServerPort()) },
{ "SERVER_PROTOCOL", request.getProtocol() },
{ "SERVER_SOFTWARE",
getServletContext().getServerInfo() }
};
String title = "Servlet Example: Showing CGI Variables";
out.println(ServletUtilities.headWithTitle(title) +
"<BODY BGCOLOR=\"#FDF5E6\">\n" +
"<H1 ALIGN=\"CENTER\">" + title + "</H1>\n" +
"<TABLE BORDER=1 ALIGN=\"CENTER\">\n" +
"<TR BGCOLOR=\"#FFAD00\">\n" +
"<TH>CGI Variable Name<TH>Value");
for(int i=0; i<variables.length; i++) {
String varName = variables[i][0];
String varValue = variables[i][1];
if (varValue == null)
varValue = "<I>Not specified</I>";
out.println("<TR><TD>" + varName + "<TD>" + varValue);
}
out.println("</TABLE></BODY></HTML>");
}
/** POST and GET requests handled identically. */
public void doPost(HttpServletRequest request,
HttpServletResponse response)
throws ServletException, IOException {
doGet(request, response);
}
}