out.println("protocol: " + request.getprotocol()+"
");
out.println("scheme: " + request.getscheme()+"
");
out.println("server name: " + request.getservername()+"
" ); //獲得伺服器的名字
out.println("server port: " + request.getserverport()+"
"); //獲得伺服器的埠號
out.println("rotocol: " + request.getprotocol()+"
");
out.println("server info: " + getservletconfig().getservletcontext().getserverinfo()+"
");
out.println("remote addr: " + request.getremoteaddr()+"
"); //獲得客戶端的ip位址
out.println("remote host: " + request.getremotehost()+"
"); //獲得客戶端電腦的名字，若失敗，則返回客戶端電腦的ip位址
"); //獲得客戶端向伺服器端傳送資料的方法有get、post、put等型別
out.println("ath info: " + request.getpathinfo()+"
");
out.println("ath 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()+"
");//獲得發出請求字串的客戶端位址
out.println("servlet path: " + request.getservletpath()+"
"); //獲得客戶端所請求的指令碼檔案的檔案路徑
out.println(request.getheadernames()+"
"); //返回所有request header的名字，結果集是乙個enumeration（列舉）類的例項
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")+"
"); //返回客戶端瀏覽器的版本號、型別
out.println("connection : " + request.getheader("connection")+"
");
out.println("cookie : " + request.getheader("cookie")+"
");
out.println("created : " + session.getcreationtime()+"
");
out.println("lastaccessed : " + session.getlastaccessedtime()+"
");out.println("browsertype : " + request.getheader( " user-agent ")+"
");out.println("serverinfo: " + system.getproperty( "os.name ")+"
");
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