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ÎÒ¾õµÃÎÊÌâºÜºÃ£ºREST -- REpresentational State Transfer Ö±½Ó·­Ò룺±íÏÖ²ã×´Ì¬×ªÒÆ¡£Õâ¸öÖÐÎÄÖ±Òë¾­³£³öÏÖÔںܶ಩¿ÍÖС£ÄáÂêË­ÌýµÃ¶®¡°±íÏÖ²ã×´Ì¬×ªÒÆ¡±£¿ÕâÊÇÈË»°Âð£¿ÎÒ×Ô¼ºÒ²À§»óÁ˺ܾ㬲éѯÁ˺ܶà×ÊÁÏ£¬»¨Á˲¶àÒ»ÄêÓиö»¹ËãÇåÎúµÄÀí½â¡£·ÖÏíÈçÏ£º

Ò»¾ä»°¸ÅÀ¨ºÜ¾«±Ù£º

URL¶¨Î»×ÊÔ´£¬ÓÃHTTP¶¯´Ê£¨GET,POST,DELETE,DETC£©ÃèÊö²Ù×÷¡£

--- ¼ò½à°æ ---

0. REST²»ÊÇ"rest"Õâ¸öµ¥´Ê£¬¶øÊǼ¸¸öµ¥´ÊËõд¡£µ«¼´Ê¹ÄǼ¸¸öµ¥´Ê˵³öÀ´£¬Ò²ÎÞ·¨Àí½âÔÚ˵ʲô -_-!! £¨²»ÊÇÒª±áµÍÈË£¬ÊÇÎÒ×Ô¼ºÒ²Àí½âÀ§ÄÑ£©£»

1. RESTÃèÊöµÄÊÇÔÚÍøÂçÖÐclientºÍserverµÄÒ»ÖÖ½»»¥ÐÎʽ£»REST±¾Éí²»ÊµÓã¬ÊµÓõÄÊÇÈçºÎÉè¼Æ RESTful API£¨REST·ç¸ñµÄÍøÂç½Ó¿Ú£©£»

2. ServerÌṩµÄRESTful APIÖУ¬URLÖÐֻʹÓÃÃû´ÊÀ´Ö¸¶¨×ÊÔ´£¬Ô­ÔòÉϲ»Ê¹Óö¯´Ê¡£¡°×ÊÔ´¡±ÊÇREST¼Ü¹¹»òÕß˵Õû¸öÍøÂç´¦ÀíµÄºËÐÄ¡£±ÈÈ磺

1£©http://api.qc.com/v1/newsfeed: »ñȡijÈ˵ÄÐÂÏÊ;

2£©http://api.qc.com/v1/friends: »ñȡijÈ˵ĺÃÓÑÁбí;

3£©http://api.qc.com/v1/profile: »ñȡijÈ˵ÄÏêϸÐÅÏ¢;

3. ÓÃHTTPЭÒéÀïµÄ¶¯´ÊÀ´ÊµÏÖ×ÊÔ´µÄÌí¼Ó£¬Ð޸ģ¬É¾³ýµÈ²Ù×÷¡£¼´Í¨¹ýHTTP¶¯´ÊÀ´ÊµÏÖ×ÊÔ´µÄ״̬Ťת£º

1£©GET ÓÃÀ´»ñÈ¡×ÊÔ´£¬

2£©POST ÓÃÀ´Ð½¨×ÊÔ´£¨Ò²¿ÉÒÔÓÃÓÚ¸üÐÂ×ÊÔ´£©£¬

3£©PUT ÓÃÀ´¸üÐÂ×ÊÔ´£¬

DELETE ÓÃÀ´É¾³ý×ÊÔ´¡£±ÈÈ磺

1£©DELETE http://api.qc.com/v1/friends: ɾ³ýijÈ˵ĺÃÓÑ £¨ÔÚhttp parameterÖ¸¶¨ºÃÓÑid£©

2£©POST http://api.qc.com/v1/friends: Ìí¼ÓºÃÓÑ

3£©UPDATE http://api.qc.com/v1/profile: ¸üиöÈË×ÊÁÏ

½ûֹʹÓ㺠GET api.qc.com/v1/deleteFriend ͼÀý£º

4. ServerºÍClientÖ®¼ä´«µÝij×ÊÔ´µÄÒ»¸ö±íÏÖÐÎʽ£¬±ÈÈçÓÃJSON£¬XML´«ÊäÎı¾£¬»òÕßÓÃJPG£¬WebP´«ÊäͼƬµÈ¡£µ±È»»¹¿ÉÒÔѹËõHTTP´«ÊäʱµÄÊý¾Ý£¨on-wire data compression£©¡£

5. Óà HTTP Status Code´«µÝServerµÄ״̬ÐÅÏ¢¡£±ÈÈç×î³£ÓÃµÄ 200 ±íʾ³É¹¦£¬500 ±íʾServerÄÚ²¿´íÎóµÈ¡£

Ö÷ÒªÐÅÏ¢¾ÍÕâôµã¡£×îºóÊÇÒª½â·Å˼Ï룬Web¶Ë²»ÔÙÓÃ֮ǰµäÐ͵ÄPHP»òJSP¼Ü¹¹£¬¶øÊǸÄΪǰ¶ÎäÖȾºÍ¸½´ø´¦Àí¼òµ¥µÄÉÌÎñÂß¼­£¨±ÈÈçAngularJS»òÕßBackBoneµÄһЩÑùÀý£©¡£Web¶ËºÍServerֻʹÓÃÉÏÊö¶¨ÒåµÄAPIÀ´´«µÝÊý¾ÝºÍ¸Ä±äÊý¾Ý״̬¡£¸ñʽһ°ãÊÇJSON¡£iOSºÍAndroidͬÀí¿ÉµÃ¡£Óɴ˿ɼû£¬Web£¬iOS£¬AndroidºÍµÚÈý·½¿ª·¢Õß±äΪƽµÈµÄ½Çɫͨ¹ýÒ»Ì×APIÀ´¹²Í¬Ïû·ÑServerÌṩµÄ·þÎñ¡£

--- Ïêϸ°æ ---

ÏÈ˵RESTÃû³Æ

REST -- REpresentational State Transfer

Ê×ÏÈ£¬Ö®ËùÒÔ»ÞɬÊÇÒòÎªÇ°ÃæÖ÷ÓﱻȥµôÁË£¬È«³ÆÊÇ Resource Representational State Transfer£ºÍ¨Ë×À´½²¾ÍÊÇ£º×ÊÔ´ÔÚÍøÂçÖÐÒÔijÖÖ±íÏÖÐÎʽ½øÐÐ×´Ì¬×ªÒÆ¡£·Ö½â¿ªÀ´£º

Resource£º×ÊÔ´£¬¼´Êý¾Ý£¨Ç°ÃæËµ¹ýÍøÂçµÄºËÐÄ£©¡£±ÈÈç newsfeed£¬friendsµÈ£»

Representational£ºÄ³ÖÖ±íÏÖÐÎʽ£¬±ÈÈçÓÃJSON£¬XML£¬JPEGµÈ£»

State Transfer£º×´Ì¬±ä»¯¡£Í¨¹ýHTTP¶¯´ÊʵÏÖ¡£

RESTµÄ³ö´¦

Roy FieldingµÄ±ÏÒµÂÛÎÄ¡£Õâ¸çÃDzÎÓëÉè¼ÆHTTPЭÒ飬ҲÊÇApache Web ServerÏîÄ¿£¨¿ÉϧÏÖÔÚÒѾ­ÊÇ nginx µÄÌìÏ£©µÄco-founder¡£PhDµÄ±ÏҵѧУÊÇ UC Irvine£¬IrvineÔÚ¼ÓÖÝ£¬ÓÐ×ųäÔ£µÄÑô¹âºÍÃÀÀöµÄº£Ì²£¬ÊÇÖøÃûµÄ¸»ÈËÇø¡£Oculus VR µÄ×ܲ¿¾Í×øÂäÓÚ´Ë£¨ÐéÄâÏÖʵÑÛ¾µ£¬±»FBÊÕ¹º£¬CTOΪQuakeºÍDoomµÄ×÷Õß John Carmack£©¡£

ÖÚ˵ÖÜÖª£¬ÂÛÎͼÊÇ»ÞɬÄѶ®µÄ¡£µ±ÄêÔÚCMU¶ÁÊéµÄʱºò£¬ºÜ¶à¿Î³Ì¶¼»á°²ÅÅÿÖÜÁ½ÆªµÄPaper review¡£ÏÖÔÚ»ØÏëÆðÀ´Ã¿´ÎдPaper review¶¼ÊÇÎÒ×îΪʹ¿àµÄʱºò¡£RESTÕâÆª²©Ê¿ÂÛÎĺÁÎÞÒÉÎʸüÉõ¡£

ÂÛÎĵØÖ·£ºArchitectural Styles and the Design of Network-based Software Architectures

RESTÕ½ڣºFielding Dissertation: CHAPTER 5: Representational State Transfer (REST)

RESTÄÇÕÂÎÒ³õ¶ÁÁË£¬Õû¸öÂÛÎÄûÓжÁÍê =_=

RESTful API

ʵÓõÄÊÇÈçºÎÕýÈ·µØÀí½â RESTful¼Ü¹¹ºÍÉè¼ÆºÃRESTful API¡£

Ê×ÏÈΪʲôҪÓÃRESTful½á¹¹ÄØ£¿

´ó¼Ò¶¼ÖªµÀ"¹Å´ú"ÍøÒ³ÊÇǰ¶Ëºó¶ËÈÚÔÚÒ»ÆðµÄ£¬±ÈÈç֮ǰµÄPHP£¬JSPµÈ¡£ÔÚ֮ǰµÄ×ÀÃæÊ±´úÎÊÌâ²»´ó£¬µ«ÊǽüÄêÀ´Òƶ¯»¥ÁªÍøµÄ·¢Õ¹£¬¸÷ÖÖÀàÐ͵ÄClient²ã³ö²»ÇRESTful¿ÉÒÔͨ¹ýÒ»Ì×ͳһµÄ½Ó¿ÚΪ Web£¬iOSºÍAndroidÌṩ·þÎñ¡£ÁíÍâ¶ÔÓÚ¹ã´óƽ̨À´Ëµ£¬±ÈÈçFacebook platform£¬Î¢²©¿ª·Åƽ̨£¬Î¢ÐŹ«¹²Æ½Ì¨µÈ£¬ËüÃDz»ÐèÒªÓÐÏÔʽµÄǰ¶Ë£¬Ö»ÐèÒªÒ»Ì×Ìṩ·þÎñµÄ½Ó¿Ú£¬ÓÚÊÇRESTful¸üÊÇËüÃÇ×îºÃµÄÑ¡Ôñ¡£ÔÚRESTful¼Ü¹¹Ï£º

ServerµÄAPIÈçºÎÉè¼Æ²ÅÂú×ãRESTfulÒªÇó?

Ê×ÏÈÊǼò½à°æÀïÃæµÄÄǼ¸µã¡£Íâ¼ÓһЩ¸½´øµÄ best practices£º

1. URL root:

https://example.org/api/v1/*

https://api.example.com/v1/*2. API versioning:

¿ÉÒÔ·ÅÔÚURLÀïÃæ£¬Ò²¿ÉÒÔÓÃHTTPµÄheader£º

/api/v1/

3. URIʹÓÃÃû´Ê¶ø²»ÊǶ¯´Ê£¬ÇÒÍÆ¼öÓø´Êý¡£

BAD

/getProducts

/listOrders

/retrieveClientByOrder?orderId=1

GOOD

GET /products : will return the list of all products

POST /products : will add a product to the collection

GET /products/4 : will retrieve product #4

PATCH/PUT /products/4 : will update product #4

4. ±£Ö¤ HEAD ºÍ GET ·½·¨Êǰ²È«µÄ£¬²»»á¶Ô×ÊԴ״̬ÓÐËù¸Ä±ä£¨ÎÛȾ£©¡£±ÈÈçÑϸñ¶Å¾øÈçÏÂÇé¿ö£º

GET /deleteProduct?id=1

5. ×ÊÔ´µÄµØÖ·ÍƼöÓÃǶÌ׽ṹ¡£±ÈÈ磺

GET /friends/10375923/profile

UPDATE /profile/primaryAddress/city6. ¾¯Ìè·µ»Ø½á¹ûµÄ´óС¡£Èç¹û¹ý´ó£¬¼°Ê±½øÐзÖÒ³£¨pagination£©»òÕß¼ÓÈëÏÞÖÆ£¨limit£©¡£HTTPЭÒéÖ§³Ö·ÖÒ³Pagination£©²Ù×÷£¬ÔÚHeaderÖÐʹÓà Link ¼´¿É¡£

7. ʹÓÃÕýÈ·µÄHTTP Status Code±íʾ·ÃÎÊ״̬£ºHTTP/1.1: Status Code Definitions

8. ÔÚ·µ»Ø½á¹ûÓÃÃ÷È·Ò×¶®µÄÎı¾£¨String¡£×¢Òâ·µ»ØµÄ´íÎóÊÇÒª¸øÈË¿´µÄ£¬±ÜÃâÓà 1001 ÕâÖÖ´íÎóÐÅÏ¢£©£¬¶øÇÒÊʵ±µØ¼ÓÈë×¢ÊÍ¡£

9. ¹ØÓÚ°²È«£º×Ô¼ºµÄ½Ó¿Ú¾ÍÓÃhttps£¬¼ÓÉÏÒ»¸ökey×öÒ»´Îhash·ÅÔÚ×îºó¼´¿É¡£¿¼Âǵ½¹úÇ飬HTTPSÔÚÎÞÏßÍøÂçÀï²»Îȶ¨£¬¿ÉÒÔʹÓÃApplication LevelµÄ¼ÓÃÜÊֶΰÑÕû¸öHTTPµÄpayload¼ÓÃÜ¡£ÓÐÐËȤµÄÅóÓÑ¿ÉÒÔÓÃÊÖ»úÁ¬ÉϵçÄԵĹ²ÏíWi-Fi£¬È»ºóÓÃCharles¼àÌý΢ÐŵÄÍøÂçÇëÇ󣨷¢ÕÕÆ¬»òÕßË¢ÅóÓÑȦ£©¡£

Èç¹ûÊÇÆ½Ì¨µÄAPI£¬¿ÉÒÔÓóÉÊ쵫ÊǸ´ÔÓµÄOAuth2£¬ÐÂÀË΢²©ÕâÆª£ºÊÚȨ»úÖÆËµÃ÷

¸÷¶ËµÄ¾ßÌåʵÏÖ

ÈçÉÏÃæµÄͼËùʾ£¬ServerͳһÌṩһÌ×RESTful API£¬web+ios+android×÷ΪͬµÈ¹«Ãñµ÷ÓÃAPI¡£¸÷¶Ë·¢Õ¹µ½ÏÖÔÚ£¬¶¼ÓÐÒ»ÌױȽϳÉÊìµÄ¿ò¼ÜÀ´°ï¿ª·¢Õßʰ빦±¶¡£

-- Server --

ÍÆ¼ö£º Spring MVC »òÕß Jersey »òÕß Play Framework

½Ì³Ì£º

Getting Started ¡¤ Building a RESTful Web Service

-- Android --

ÍÆ¼ö£º RetroFit ( Retrofit) »òÕß Volley ( mcxiaoke/android-volley ¡¤ GitHub Google¹Ù·½µÄ±»block£¬¾Í²»ÌùÁË )

½Ì³Ì£º

Retrofit ??? Getting Started and Create an Android Client

¿ìËÙAndroid¿ª·¢ÏµÁÐÍøÂçÆªÖ®Retrofit

-- iOS --

ÍÆ¼ö£ºRestKit RestKit/RestKit ¡¤ GitHub½Ì³Ì£º

Developing RESTful iOS Apps with RestKit

-- Web --

ÍÆ¼öËæ±ã¸ã£¡¿ÉÒÔÓÃÖØÁ¿¼¶µÄAngularJS£¬Ò²¿ÉÒÔÓÃÇáÁ¿¼¶ Backbone + jQuery µÈ¡£

½Ì³Ì£ºhttp://blog.javachen.com/2015/01/06/build-app-with-spring-boot-and-gradle/

   
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