http
涓???HTTP??璁?绠?浠?
HTTP??hypertext transfer protocol锛?瓒?????浼?杈???璁?锛???绠???锛?瀹???TCP/IP??璁???涓?涓?搴??ㄥ???璁?锛??ㄤ?瀹?涔?WEB娴?瑙??ㄤ?WEB???″?ㄤ??翠氦?㈡?版????杩?绋???
HTTP??璁???瀛??JavaWEB寮??????虹?籌?涓?娣卞?ヤ?瑙?TTP??璁?锛?灏變??借?存???′?WEB寮???锛??存??娉?绠＄????缁存?や?浜?澶?????WEB绔??廣??
HTTP??璁???????锛?HTTP/1.0??HTTP/1.1
浜???HTTP1.0??HTTP1.1???哄??
??TTP1.0??璁?涓?锛?瀹㈡?風??涓?web???″?ㄥ緩绔?杩??ュ??锛????借?峰?涓?涓?web璧?婧???
HTTP1.1??璁?锛???璁稿?㈡?風??涓?web???″?ㄥ緩绔?杩??ュ??锛??ㄤ?涓?杩??ヤ??峰??澶?涓?web璧?婧???
涓?涓?濂藉???瀛???涓?娓?妤?????棰?锛?
涓?涓?web椤甸??腑锛?浣跨??mg??绛懼??ㄤ?涓?骞??劇??锛?褰?瀹㈡?風??璁塊?????″?ㄤ腑??杩?涓?web椤甸?㈡?訛?瀹㈡?風???誨?變?璁塊????娆℃???″????沖?????″?ㄥ????浜???娆?TTP璇鋒???
涓???HTTP璇鋒?
瀹㈡?風??杩?涓????″?ㄥ??锛??????″?ㄨ?鋒???涓?web璧?婧?锛?绉頒?涓哄?㈡?風???????″?ㄥ????浜?涓?涓?HTTP璇鋒???涓?涓?瀹??寸??HTTP璇鋒?????濡?涓???瀹癸? 涓?涓?璇鋒?琛????ュ共娑???澶淬??浠ュ??瀹?浣???瀹癸?濡?涓???绀?锛?
????HTTP璇鋒???缁???????璇鋒?琛?
璇鋒?琛?涓???GET绉頒?涓鴻?鋒??瑰?锛?璇鋒??瑰???锛?
POST??GET??HEAD??OPTIONS??DELETE??TRACE??PUT
甯哥?ㄧ????锛? GET?? POST ?ㄦ?峰?娌℃??璁劇疆锛?榛?璁ゆ???典?娴?瑙??ㄥ?????″?ㄥ???????芥??get璇鋒?锛?渚?濡??ㄦ?瑙??ㄧ?存?ヨ??闆??璁塊??锛??矽??炬?ヨ?塊??绛??芥??get锛??ㄦ?峰??蟲??璇鋒??瑰??逛負post锛?????杩??存?矽〃??????浜ゆ?瑰?瀹??般??
涓?绠?OST??GET锛??界?ㄤ??????″?ㄨ?鋒???涓?WEB璧?婧?锛?杩?涓ょ??瑰????哄??涓昏?琛ㄧ?闆?ㄦ?版??浼???涓?锛? 濡?璇鋒??瑰?涓?ET?瑰?锛?????浠ュ?ㄨ?鋒???URL?闆????浠???褰㈠?甯??浜ょ????″?ㄧ???版??锛?澶?涓??版??涔??翠互&杩?琛?????锛?渚?濡?锛? GET /mail/1.html?name=abc&password=xyz HTTP/1.1
GET?瑰????圭?癸???RL?闆??????甯??????版???????剁??锛??舵?版??瀹歸????甯鎬??借?杩?1K?? 濡?璇鋒??瑰?涓?OST?瑰?锛?????浠ュ?ㄨ?鋒???瀹?浣???瀹逛腑?????″?ㄥ?????版??锛?Post?瑰????圭?癸?浼??????版?????????躲??
浜???HTTP璇鋒???缁???????娑???澶?
?ㄤ?HTTP璇鋒?涓???甯哥?ㄥご
Accept: text/html,image/* --?????版??绫誨??
Accept-Charset: ISO-8859-1 --瀛?绗???
Accept-Encoding: gzip --??????缂?
Accept-Language:zh-cn --璇?瑷???澧?
Host: www.itcast.com:80 --璁塊??涓繪??
If-Modified-Since: Tue, 11 Jul 2000 18:23:51 GMT --缂?瀛??堕??
Referer: http://www.itcast.com/index.jsp --?ヨ????涓?椤甸?????茬????
User-Agent: Mozilla/4.0 (compatible; MSIE 5.5; Windows NT 5.0)
Cookie
Connection: close/Keep-Alive --?炬?ョ?舵??
Date: Tue, 11 Jul 2000 18:23:51 GMT --?堕??
????MIME绫誨??
澶??ㄩ??浜???缃???浠舵?╁?锛?MIME锛?Multipurpose Internet Mail Extensions锛???涓?涓?浜???缃?????锛?瀹??╁?浜??靛????浠舵????锛?浣垮?惰?藉???????ASCII瀛?绗???浜?杩??舵?煎???浠剁??澶?绉??煎?????浠舵??? ??瀹圭被?? 锛?Content-Type: [type]/[subtype]; parameter
type??涓??㈢??褰㈠???
Text锛??ㄤ????????拌〃绀虹??????淇℃??锛?????娑?????浠ユ??澶?绉?瀛?绗?????????澶?绉??煎???锛?
Multipart锛??ㄤ?杩??ユ???浣???澶?涓??ㄥ??????涓?涓?娑???锛?杩?浜??ㄥ????浠ユ??涓???绫誨?????版??锛?
Application锛??ㄤ?浼?杈?搴??ㄧ?搴??版??????浜?杩??舵?版??锛?
Message锛??ㄤ???瑁?涓?涓?E-mail娑???锛?
Image锛??ㄤ?浼?杈??????劇???版??锛?
Audio锛??ㄤ?浼?杈??抽??????沖０?版??锛?
Video锛??ㄤ?浼?杈??ㄦ??褰卞???版??锛???浠ユ??涓??抽?缂?杈??ㄤ?璧風??瑙?棰??版???煎???
涓???MIME绫誨??锛?甯哥?ㄧ??subtype??
text/plain锛?绾?????锛?
text/html锛?HTML??妗ｏ?
application/xhtml+xml锛?XHTML??妗ｏ?
image/gif锛?GIF?懼??锛?
image/jpeg锛?JPEG?懼??锛???PHP涓?涓猴?image/pjpeg??
image/png锛?PNG?懼??锛???PHP涓?涓猴?image/x-png??
video/mpeg锛?MPEG?ㄧ?夥?
application/octet-stream锛?浠繪????浜?杩??舵?版??锛?
application/pdf锛?PDF??妗ｏ?
application/msword锛?Microsoft Word??浠訛?
message/rfc822锛?RFC 822褰㈠?锛?
multipart/alternative锛?HTML??浠剁??HTML褰㈠???绾?????褰㈠?锛??稿????瀹逛嬌?ㄤ???褰㈠?琛ㄧず锛?
application/x-www-form-urlencoded锛?浣跨??TTP??POST?規???浜ょ??琛ㄥ??锛?
multipart/form-data锛???涓?锛?浣?涓昏??ㄤ?琛ㄥ????浜ゆ?朵即????浠朵?浼????哄??锛?
姝ゅ?锛?灏???琚??ュ??涓烘?ｅ??版??绫誨????subtype锛???浠ヤ嬌??-寮?濮?????绔???绉幫?渚?濡?application/x-gzip锛???vnd-寮?濮????烘????绉頒???浠ヤ嬌???渚?锛?application/vnd.ms-excel锛???
????HTTP??搴?
涓?涓?HTTP??搴?浠ｈ〃???″?ㄥ??瀹㈡?風?????????版??锛?瀹?????锛? 涓?涓??舵??琛????ュ共娑???澶淬??浠ュ??瀹?浣???瀹???
涔???HTTP??搴???缁????????舵??琛?
?舵??琛?
?煎?锛? HTTP?????楓???舵????????????杩?
涓句?锛?HTTP/1.1 200 OK
?舵?????ㄤ?琛ㄧず???″?ㄥ?矽?鋒???澶???缁???锛?瀹???涓?涓?涓?浣?????杩??舵?般????搴??舵??????涓?绫夥?濡?涓???绀猴?
????HTTP??搴?缁???????甯哥?ㄥ??搴?澶?
HTTP璇鋒?涓???甯哥?ㄥ??搴?澶?
Location: http://www.it315.org/index.jsp --璺寵漿?瑰??
Server:apache tomcat --???″?ㄥ????
Content-Encoding: gzip --?版????缂?
Content-Length: 80 --?版???垮害
Content-Language: zh-cn --璇?瑷???澧?
Content-Type: text/html; charset=GB2312 --?版??绫誨??
Last-Modified: Tue, 11 Jul 2000 18:23:51 GMT --????淇??規?堕??
Refresh: 1;url=http://www.it315.org --瀹??跺?鋒??
Content-Disposition: attachment; filename=aaa.zip --涓?杞?
Set-Cookie:SS=Q0=5Lb_nQ; path=/search
Expires: -1 --缂?瀛?
Cache-Control: no-cache --缂?瀛?
Pragma: no-cache --缂?瀛?
Connection: close/Keep-Alive --杩???
Date: Tue, 11 Jul 2000 18:23:51 GMT --?堕??
??涓???HTTP??搴?缁???
Content-Disposition??绉頒嬌?ㄤ腑?? new String("涓????劇ず".getBytes("GB2312"),"ISO-8859-1") ??瑕?娉ㄦ???規??瀛?绗??绌烘?箋??/????&??*??????:???