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JSP里request变量列表

<%
out.println("Protocol: " + request.getProtocol() + "
");
out.println("Scheme: " + request.getScheme() + "
");
out.println("Server Name: " + request.getServerName() + "
" );
out.println("Server Port: " + request.getServerPort() + "
");
out.println("Protocol: " + request.getProtocol() + "
");
out.println("Server Info: " + getServletConfig().getServletContext().getServerInfo() + "
");
out.println("Remote Addr: " + request.getRemoteAddr() + "
");
out.println("Remote Host: " + request.getRemoteHost() + "
");
out.println("Character Encoding: " + request.getCharacterEncoding() + "
");
out.println("Content Length: " + request.getContentLength() + "
");
out.println("Content Type: "+ request.getContentType() + "
");
out.println("Auth Type: " + request.getAuthType() + "
");
out.println("HTTP Method: " + request.getMethod() + "
");
out.println("Path Info: " + request.getPathInfo() + "
");
out.println("Path Trans: " + request.getPathTranslated() + "
");
out.println("Query String: " + request.getQueryString() + "
");
out.println("Remote User: " + request.getRemoteUser() + "
");
out.println("Session Id: " + request.getRequestedSessionId() + "
");
out.println("Request URI: " + request.getRequestURI() + "
");
out.println("Servlet Path: " + request.getServletPath() + "
");
out.println("Accept: " + request.getHeader("Accept") + "
");
out.println("Host: " + request.getHeader("Host") + "
");
out.println("Referer : " + request.getHeader("Referer") + "
");
out.println("Accept-Language : " + request.getHeader("Accept-Language") + "
");
out.println("Accept-Encoding : " + request.getHeader("Accept-Encoding") + "
");
out.println("User-Agent : " + request.getHeader("User-Agent") + "
");
out.println("Connection : " + request.getHeader("Connection") + "
");
out.println("Cookie : " + request.getHeader("Cookie") + "
");
out.println("Created : " + session.getCreationTime() + "
");
out.println("LastAccessed : " + session.getLastAccessedTime() + "
");
%>

运行结果：

Protocol: HTTP/1.1
Scheme: http
Server Name: 192.168.0.1
Server Port: 8080
Protocol: HTTP/1.1
Server Info: JavaServer Web Dev Kit/1.0 EA (JSP 1.0; Servlet 2.1; Java 1.2; Windows NT 5.0 x86; java.vendor=Sun Microsystems Inc.)
Remote Addr: 192.168.0.106
Remote Host: abc
Character Encoding: null
Content Length: -1
Content Type: null
Auth Type: null
HTTP Method: GET
Path Info: null
Path Trans: null
Query String: null
Remote User: null
Session Id: To1010mC466113890241879At
Request URI: /c.jsp
Servlet Path: /c.jsp
Accept: /
Host: 192.168.0.1:8080
Referer : null
Accept-Language : zh-cn
Accept-Encoding : gzip, deflate
User-Agent : Mozilla/4.0 (compatible; MSIE 5.0; Windows 98; DigExt)
Connection : Keep-Alive
Cookie : SESSIONID=To1010mC466113890241879At
Created : 965764522168
LastAccessed : 965775587088

浏览器：

public class T {

public void show(HttpServletRequest httpServletRequest) {
    String agent = httpServletRequest.getHeader("user-agent");
    System.out.println(agent);
    StringTokenizer st = new StringTokenizer(agent, ";");
    st.nextToken();
    String osVersion = "其它";
    String browserVersion = "其它";
    
    //得到用户的浏览器名
    String userbrowser = st.nextToken();
    if(userbrowser.indexOf("MSIE")>0)
        browserVersion = "IE";    
    else if(userbrowser.indexOf("Firefox")>0) 
        browserVersion = "Firefox";    
    else if(userbrowser.indexOf("Chrome")>0) 
        browserVersion = "Chrome";    
    else if(userbrowser.indexOf("Safari")>0) 
        browserVersion = "Safari";    
    else if(userbrowser.indexOf("Camino")>0) 
        browserVersion = "Camino";    
    else if(userbrowser.indexOf("Konqueror")>0) 
        browserVersion = "Konqueror";   

    //得到用户的操作系统
    String useros = st.nextToken();
    if (useros.indexOf("NT 6.0") > 0) {
        osVersion = "Windows Vista/Server 2008";
    } else if (useros.indexOf("NT 5.2") > 0) {
        osVersion = "Windows Server 2003";
    } else if (useros.indexOf("NT 5.1") > 0) {
        osVersion = "Windows XP";
    } else if (useros.indexOf("NT 5") > 0) {
        osVersion = "Windows 2000";
    } else if (useros.indexOf("NT 4") > 0) {
        osVersion = "Windows NT4";
    } else if (useros.indexOf("Me") > 0) {
        osVersion = "Windows Me";
    } else if (useros.indexOf("98") > 0) {
        osVersion = "Windows 98";
    } else if (useros.indexOf("95") > 0) {
        osVersion = "Windows 95";
    } else if (useros.indexOf("Mac") > 0) {
        osVersion = "Mac";
    } else if (useros.indexOf("Unix") > 0) {
        osVersion = "UNIX";
    } else if (useros.indexOf("Linux") > 0) {
        osVersion = "Linux";
    } else if (useros.indexOf("SunOS") > 0) {
        osVersion = "SunOS";
    }
    System.out.println("用户的浏览器是：" + browserVersion);
    System.out.println("用户的操作系统是:" + osVersion);
}

}