{"id":832,"date":"2018-01-03T14:48:05","date_gmt":"2018-01-03T23:48:05","guid":{"rendered":"\/blog\/?p=832"},"modified":"2023-09-21T09:37:39","modified_gmt":"2023-09-21T00:37:39","slug":"rest-api-%eb%94%94%ec%9e%90%ec%9d%b8-%ea%b0%80%ec%9d%b4%eb%93%9c","status":"publish","type":"post","link":"https:\/\/hasu0707.duckdns.org\/blog\/?p=832","title":{"rendered":"REST API \ub514\uc790\uc778 \uac00\uc774\ub4dc"},"content":{"rendered":"\n
\ucd9c\ucc98: <\/span>http:\/\/bcho.tistory.com\/954<\/span><\/a>
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REST API \ub514\uc790\uc778 \uac00\uc774\ub4dc<\/strong><\/span><\/div>

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\uadf8\ub7ec\uba74 REST\uc758 \ud2b9\uc131\uc744 \uc774\ud574\ud558\uace0 \ub098\uc05c \uc548\ud2f0\ud328\ud134\uc744 \ud68c\ud53c\ud574\uc11c REST API \ub514\uc790\uc778\uc740 \uc5b4\ub5bb\uac8c \ud574\uc57c \ud560\uae4c? \uc9e7\uc9c0\ub9cc \uc5ec\uae30\uc5d0 \uba87\uac00\uc9c0 \ub514\uc790\uc778 \ubc29\uc2dd\uc5d0 \ub300\ud574\uc11c \uc18c\uac1c \ud55c\ub2e4.<\/span><\/div>
REST URI\ub294 \uc2ec\ud50c\ud558\uace0 \uc9c1\uad00\uc801\uc73c\ub85c \ub9cc\ub4e4\uc790<\/span>
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REST API\ub97c URI\ub9cc \ubcf4\uace0\ub3c4, \uc9c1\uad00\uc801\uc73c\ub85c \uc774\ud574\ud560 \uc218 \uc788\uc5b4\uc57c \ud55c\ub2e4 URL\uc744 \uae38\uac8c \ub9cc\ub4dc\ub294\uac83 \ubcf4\ub2e4, \ucd5c\ub300 2 depth \uc815\ub3c4\ub85c \uac04\ub2e8\ud558\uac8c \ub9cc\ub4dc\ub294 \uac83\uc774 \uc774\ud574\ud558\uae30 \ud3b8\ud558\ub2e4.<\/span>
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\/dogs<\/span><\/div>
\/dogs\/1234<\/span><\/div>
URI\uc5d0 \ub9ac\uc18c\uc2a4\uba85\uc740 \ub3d9\uc0ac\ubcf4\ub2e4\ub294 \uba85\uc0ac\ub97c \uc0ac\uc6a9\ud55c\ub2e4.<\/span><\/div>

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REST API\ub294 \ub9ac\uc18c\uc2a4\uc5d0 \ub300\ud574\uc11c \ud589\ub3d9\uc744 \uc815\uc758\ud558\ub294 \ud615\ud0dc\ub97c \uc0ac\uc6a9\ud55c\ub2e4. \uc608\ub97c \ub4e4\uc5b4\uc11c<\/span><\/div>

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POST \/dogs<\/span><\/div>
\ub294 \/dogs\ub77c\ub294 \ub9ac\uc18c\uc2a4\ub97c \uc0dd\uc131\ud558\ub77c\ub294 \uc758\ubbf8\ub85c, URL\uc740 HTTP Method\uc5d0 \uc758\ud574 CRUD (\uc0dd\uc131,\uc77d\uae30,\uc218\uc815,\uc0ad\uc81c)\uc758 \ub300\uc0c1\uc774 \ub418\ub294 \uac1c\uccb4(\uba85\uc0ac)\ub77c\uc57c \ud55c\ub2e4.<\/span><\/div>

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\uc798\ubabb\ub41c \uc608\ub4e4\uc744 \ubcf4\uba74<\/span><\/div>

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HTTP Post : \/getDogs<\/span><\/div>
HTTP Post : \/setDogsOwner<\/span><\/div>
\uc704\uc758 \uc608\uc81c\ub294 \ud589\uc704\ub97c HTTP Post\ub85c \uc815\uc758\ud558\uc9c0 \uc54a\uace0, get\/set \ub4f1\uc758 \ud589\uc704\ub97c URL\uc5d0 \ubd99\uc778 \uacbd\uc6b0\uc778\ub370, \uc88b\uc9c0 \uc54a\uc740 \uc608 \uc774\ub2e4. \uc774\ubcf4\ub2e4\ub294<\/span><\/div>

<\/span><\/div>
HTTP Get : \/dogs<\/span><\/div>
HTTP Post : \/dogs\/{puppy}\/owner\/{terry}<\/span><\/div>
\ub97c \uc0ac\uc6a9\ud558\ub294 \uac83\uc774 \uc88b\ub2e4. \uadf8\ub9ac\uace0 \uac00\uae09\uc801\uc774\uba74 \uc758\ubbf8\uc0c1 \ub2e8\uc218\ud615 \uba85\uc0ac(\/dog)\ubcf4\ub2e4\ub294 \ubcf5\uc218\ud615 \uba85\uc0ac(\/dogs)\ub97c \uc0ac\uc6a9\ud558\ub294 \uac83\uc774 \uc758\ubbf8\uc0c1 \ud45c\ud604\ud558\uae30\uac00 \ub354 \uc88b\ub2e4.<\/span><\/div>

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\uc77c\ubc18\uc801\uc73c\ub85c \uad8c\uace0\ub418\ub294 \ub514\uc790\uc778\uc740 \ub2e4\uc74c\uacfc \uac19\ub2e4.<\/span><\/div>

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\ub9ac\uc18c\uc2a4<\/span><\/strong><\/strong><\/p>\n<\/td>

POST<\/span><\/strong><\/p>\n<\/td>

GET<\/span><\/strong><\/p>\n<\/td>

PUT<\/span><\/strong><\/p>\n<\/td>

DELETE<\/span><\/strong><\/p>\n<\/td><\/tr><\/thead>

create<\/span><\/strong><\/p>\n<\/td>

read<\/span><\/strong><\/p>\n<\/td>

update<\/span><\/strong><\/p>\n<\/td>

delete<\/span><\/strong><\/p>\n<\/td><\/tr>

\/dogs<\/span><\/p>\n<\/td>

\uc0c8\ub85c\uc6b4<\/span> <\/span>dogs<\/span> <\/span><\/span>\ub4f1\ub85d<\/span><\/p>\n<\/td>

dogs<\/span> <\/span><\/span>\ubaa9\ub85d\uc744<\/span> <\/span>\ub9ac\ud134<\/span><\/p>\n<\/td>

Bulk<\/span>\ub85c<\/span> <\/span>\uc5ec\ub7ec<\/span> <\/span>dogs<\/span> <\/span><\/span>\uc815\ubcf4\ub97c<\/span> <\/span>\uc5c5\ub370\uc774\ud2b8<\/span><\/p>\n<\/td>

\ubaa8\ub4e0<\/span> <\/span>dogs<\/span> <\/span><\/span>\uc815\ubcf4\ub97c<\/span> <\/span>\uc0ad\uc81c<\/span><\/p>\n<\/td><\/tr>

\/dogs\/baduk<\/span><\/p>\n<\/td>

\uc5d0\ub7ec<\/span><\/p>\n<\/td>

baduk<\/span> <\/span><\/span>\uc774\ub77c\ub294<\/span> <\/span>\uc774\ub984\uc758<\/span> <\/span>dogs<\/span> <\/span><\/span>\uc815\ubcf4\ub97c<\/span> <\/span>\ub9ac\ud134<\/span><\/p>\n<\/td>

baduk<\/span>\uc774\ub77c\ub294<\/span> <\/span>\uc774\ub984\uc758<\/span> <\/span>dogs<\/span> <\/span><\/span>\uc815\ubcf4\ub97c<\/span> <\/span>\uc5c5\ub370\uc774\ud2b8<\/span><\/p>\n<\/td>

baduk<\/span> <\/span><\/span>\uc774\ub77c\ub294<\/span> <\/span>\uc774\ub984\uc758<\/span> <\/span>dogs<\/span> <\/span><\/span>\uc815\ubcf4\ub97c<\/span> <\/span>\uc0ad\uc81c<\/span><\/p>\n<\/td><\/tr><\/tbody><\/table><\/div>


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\ub9ac\uc18c\uc2a4\uac04\uc758 \uad00\uacc4\ub97c \ud45c\ud604\ud558\ub294 \ubc29\ubc95<\/span><\/strong><\/span><\/div>

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REST \ub9ac\uc18c\uc2a4\uac04\uc5d0\ub294 \uc11c\ub85c \uc5f0\uad00\uad00\uacc4\uac00 \uc788\uc744 \uc218 \uc788\ub2e4. \uc608\ub97c \ub4e4\uc5b4 \uc0ac\uc6a9\uc790\uac00 \uc18c\uc720\ud558\uace0 \uc788\ub294 \ub514\ubc14\uc774\uc2a4 \ubaa9\ub85d\uc774\ub098 \uc0ac\uc6a9\uc790\uac00 \uac00\uc9c0\uace0 \uc788\ub294 \uac15\uc544\uc9c0\ub4e4 \ub4f1\uc774 \uc608\uac00 \ub420 \uc218 \uac00 \uc788\ub294\ub370, \uc0ac\uc6a9\uc790-\ub514\ubc14\uc774\uc2a4 \ub610\ub294 \uc0ac\uc6a9\uc790-\uac15\uc544\uc9c0\ub4f1\uacfc \uac19\uc740 \uac01\uac01\uc758 \ub9ac\uc18c\uc2a4\uac04\uc758 \uad00\uacc4\ub97c \ud45c\ud604\ud558\ub294 \ubc29\ubc95\uc740 \uc5ec\ub7ec\uac00\uc9c0\uac00 \uc788\ub2e4.<\/span><\/div>

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Option 1. \uc11c\ube0c \ub9ac\uc18c\uc2a4\ub85c \ud45c\ud604\ud558\ub294 \ubc29\ubc95<\/strong><\/span><\/div>

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\uc608\ub97c \ub4e4\uc5b4 \uc0ac\uc6a9\uc790\uac00 \uac00\uc9c0\uace0 \uc788\ub294 \ud578\ub4dc\ud3f0 \ub514\ubc14\uc774\uc2a4 \ubaa9\ub85d\uc744 \ud45c\ud604\ud574\ubcf4\uba74<\/span><\/div>

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\/\"\ub9ac\uc18c\uc2a4\uba85\"\/\"\ub9ac\uc18c\uc2a4 id\"\/\"\uad00\uacc4\uac00 \uc788\ub294 \ub2e4\ub978 \ub9ac\uc18c\uc2a4\uba85\" \ud615\ud0dc<\/span><\/div>
HTTP Get : \/users\/{userid}\/devices<\/span><\/div>
\uc608) \/users\/terry\/devices<\/span><\/div>
\uacfc \uac19\uc774 \/terry\ub77c\ub294 \uc0ac\uc6a9\uc790\uac00 \uac00\uc9c0\uace0 \uc788\ub294 \ub514\ubc14\uc774\uc2a4 \ubaa9\ub85d\uc744 \ub9ac\ud134\ud558\ub294 \ubc29\ubc95\uc774 \uc788\uace0<\/span><\/div>

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Option 2. \uc11c\ube0c \ub9ac\uc18c\uc2a4\uc5d0 \uad00\uacc4\ub97c \uba85\uc2dc \ud558\ub294 \ubc29\ubc95<\/strong><\/span><\/div>

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\ub9cc\uc57d\uc5d0 \uad00\uacc4\uc758 \uba85\uc774 \ubcf5\uc7a1\ud558\ub2e4\uba74 \uad00\uacc4\uba85\uc744 \uba85\uc2dc\uc801\uc73c\ub85c \ud45c\ud604\ud558\ub294 \ubc29\ubc95\uc774 \uc788\ub2e4. \uc608\ub97c \ub4e4\uc5b4 \uc0ac\uc6a9\uc790\uac00 \"\uc88b\uc544\ud558\ub294\" \ub514\ubc14\uc774\uc2a4 \ubaa9\ub85d\uc744 \ud45c\ud604\ud574\ubcf4\uba74<\/span><\/div>

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HTTP Get : \/users\/{userid}\/likes\/devices<\/span><\/div>
\uc608) \/users\/terry\/likes\/devices<\/span><\/div>
\ub294 terry\ub77c\ub294 \uc0ac\uc6a9\uc790\uac00 \uc88b\uc544\ud558\ub294 \ub514\ubc14\uc774\uc2a4 \ubaa9\ub85d\uc744 \ub9ac\ud134\ud558\ub294 \ubc29\uc2dd\uc774\ub2e4.<\/span><\/div>

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Option 1,2 \uc5b4\ub5a4 \ud615\ud0dc\ub97c \uc0ac\uc6a9\ud558\ub354\ub77c\ub3c4 \ubb38\uc81c\ub294 \uc5c6\uc9c0\ub9cc, Option 1\uc758 \uacbd\uc6b0 \uc77c\ubc18\uc801\uc73c\ub85c \uc18c\uc720 \"has\"\uc758 \uad00\uacc4\ub97c \ubb35\uc2dc\uc801\uc73c\ub85c \ud45c\ud604\ud560 \ub54c \uc88b\uc73c\uba70, Option 2\uc758 \uacbd\uc6b0\uc5d0\ub294 \uad00\uacc4\uc758 \uba85\uc774 \uc560\ub9e4\ud558\uac70\ub098 \uad6c\uccb4\uc801\uc778 \ud45c\ud604\uc774 \ud544\uc694\ud560 \ub54c \uc0ac\uc6a9\ud55c\ub2e4.<\/span><\/div>

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\uc5d0\ub7ec\ucc98\ub9ac<\/strong><\/span><\/div>

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\uc5d0\ub7ec\ucc98\ub9ac\uc758 \uae30\ubcf8\uc740 HTTP Response Code\ub97c \uc0ac\uc6a9\ud55c \ud6c4, Response body\uc5d0 error detail\uc744 \uc11c\uc220\ud558\ub294 \uac83\uc774 \uc88b\ub2e4.<\/span><\/div>

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\ub300\ud45c\uc801\uc778 API \uc11c\ube44\uc2a4\ub4e4\uc774 \uc5b4\ub5a4 HTTP Response Code\ub97c \uc0ac\uc6a9\ud558\ub294\uc9c0\ub97c \uc0b4\ud3b4\ubcf4\uba74 \ub2e4\uc74c\uacfc \uac19\ub2e4.<\/span><\/div>

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\uad6c\uae00\uc758 gdata \uc11c\ube44\uc2a4\uc758 \uacbd\uc6b0 10\uac1c, \ub137\ud50c\ub9ad\uc2a4\uc758 \uacbd\uc6b0 9\uac1c, Digg\uc758 \uacbd\uc6b0 8\uac1c\uc758 Response Code\ub97c \uc0ac\uc6a9\ud55c\ub2e4.  (\uc815\ubcf4 \ucd9c\ucc98:  http:\/\/info.apigee.com\/Portals\/62317\/docs\/web%20api.pdf)<\/span><\/div>

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Google GData<\/strong><\/span><\/div>
200 201 304 400 401 403 404 409 410 500<\/span>
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Netflix<\/strong><\/span><\/div>
200 201 304 400 401 403 404 412 500<\/span>
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Digg<\/strong><\/span><\/div>
200 400 401 403 404 410 500 503<\/span>
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\uc5ec\ub7ec \uac1c\uc758 response code\ub97c \uc0ac\uc6a9\ud558\uba74 \uba85\uc2dc\uc801\uc774\uae34 \ud558\uc9c0\ub9cc, \ucf54\ub4dc \uad00\ub9ac\uac00 \uc5b4\ub835\uae30 \ub54c\ubb38\uc5d0 \uc544\ub798\uc640 \uac19\uc774 \uba87\uac00\uc9c0 response code\ub9cc\uc744 \uc0ac\uc6a9\ud558\ub294 \uac83\uc744 \uad8c\uc7a5\ud55c\ub2e4.<\/span><\/div>

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200 \uc131\uacf5<\/span><\/div>
400 Bad Request - field validation \uc2e4\ud328\uc2dc<\/span><\/div>
401 Unauthorized - API \uc778\uc99d,\uc778\uac00 \uc2e4\ud328<\/span><\/div>
404 Not found ? \ud574\ub2f9 \ub9ac\uc18c\uc2a4\uac00 \uc5c6\uc74c<\/span><\/div>
500 Internal Server Error - \uc11c\ubc84 \uc5d0\ub7ec<\/span><\/div>
\ucd94\uac00\uc801\uc778 HTTP response code\uc5d0 \ub300\ud55c \uc0ac\uc6a9\uc774 \ud544\uc694\ud558\uba74 http response code \uc815\uc758 http:\/\/en.wikipedia.org\/wiki\/Http_error_codes \ubb38\uc11c\ub97c \ucc38\uace0\ud558\uae30 \ubc14\ub780\ub2e4.<\/span><\/div>

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\ub2e4\uc74c\uc73c\ub85c \uc5d0\ub7ec\uc5d0\ub294 \uc5d0\ub7ec \ub0b4\uc6a9\uc5d0 \ub300\ud55c \ub514\ud14c\uc77c \ub0b4\uc6a9\uc744 http body\uc5d0 \uc815\uc758\ud574\uc11c, \uc0c1\uc138\ud55c \uc5d0\ub7ec\uc758 \uc6d0\uc778\uc744 \uc804\ub2ec\ud558\ub294 \uac83\uc774 \ub514\ubc84\uae45\uc5d0 \uc720\ub9ac\ud558\ub2e4.<\/span><\/div>

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Twillo\uc758 Error Message \ud615\uc2dd\uc758 \uacbd\uc6b0<\/strong><\/span><\/div>

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HTTP Status Code : 401<\/span><\/div>
{\"status\":\"401\",\"message\":\"Authenticate\",\"code\":200003,\"more info\":\"http:\/\/www.twillo.com\/docs\/errors\/20003\"}<\/span><\/div>
\uc640 \uac19\uc774 \ud45c\ud604\ud558\ub294\ub370, \uc5d0\ub7ec \ucf54\ub4dc \ubc88\ud638\uc640 \ud574\ub2f9 \uc5d0\ub7ec \ucf54\ub4dc \ubc88\ud638\uc5d0 \ub300\ud55c Error dictionary link\ub97c \uc81c\uacf5\ud55c\ub2e4.<\/span><\/div>

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\ube44\ub2e8 API \ubfd0 \uc544\ub2c8\ub77c, \uc798 \uc815\uc758\ub41c \uc18c\ud504\ud2b8\uc6e8\uc5b4 \uc81c\ud488\uc758 \uacbd\uc6b0\uc5d0\ub294 \ubcc4\ub3c4\uc758 Error \ubc88\ud638 \uc5d0 \ub300\ud55c Dictionary \ub97c \uc81c\uacf5\ud558\ub294\ub370, Oracle\uc758 WebLogic\uc758 \uacbd\uc6b0\uc5d0\ub3c4http:\/\/docs.oracle.com\/cd\/E24329_01\/doc.1211\/e26117\/chapter_bea_messages.htm#sthref7 \uc640 \uac19\uc774 Error \ubc88\ud638, \uc774\uc5d0 \ub300\ud55c \uc790\uc138\ud55c \uc124\uba85\uacfc, \uc870\uce58 \ubc29\ubc95\ub4f1\uc744 \uc124\uba85\ud55c\ub2e4. \uc774\ub294 \uac1c\ubc1c\uc790\ub098 Trouble Shooting\ud558\ub294 \uc0ac\ub78c\uc5d0\uac8c \ub9ce\uc740 \uc815\ubcf4\ub97c \uc81c\uacf5\ud574\uc11c, \uc870\uae08 \ub354 \ub514\ubc84\uae45\uc744 \uc190\uc27d\uac8c \ud55c\ub2e4. (\uac00\uae09\uc801\uc774\uba74 Error Code \ubc88\ud638\ub97c \uc81c\uacf5\ud558\ub294 \uac83\uc774 \uc88b\ub2e4.)<\/span><\/div>

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\ub2e4\uc74c\uc73c\ub85c \uc5d0\ub7ec \ubc1c\uc0dd\uc2dc\uc5d0, \uc120\ud0dd\uc801\uc73c\ub85c \uc5d0\ub7ec\uc5d0 \ub300\ud55c \uc2a4\ud0dd \uc815\ubcf4\ub97c \ud3ec\ud568 \uc2dc\ud0ac \uc218 \uc788\ub2e4.<\/span><\/div>

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\uc5d0\ub7ec\uba54\uc138\uc9c0\uc5d0\uc11c Error Stack \uc815\ubcf4\ub97c \ucd9c\ub825\ud558\ub294 \uac83\uc740 \ub300\ub2e8\ud788 \uc704\ud5d8\ud55c \uc77c\uc774\ub2e4. \ub0b4\ubd80\uc801\uc778 \ucf54\ub4dc \uad6c\uc870\uc640 \ud504\ub808\uc784\uc6cd \uad6c\uc870\ub97c \uc678\ubd80\uc5d0 \ub178\ucd9c\ud568\uc73c\ub85c\uc368, \ud574\ucee4\ub4e4\uc5d0\uac8c, \ud574\ud0b9\uc744 \ud560 \uc218 \uc788\ub294 \uc815\ubcf4\ub97c \uc81c\uacf5\ud558\uae30 \ub54c\ubb38\uc774\ub2e4. \uc77c\ubc18\uc801\uc778 \uc11c\ube44\uc2a4 \uad6c\uc870\uc5d0\uc11c\ub294 \uc544\ub798\uc640 \uac19\uc740 \uc5d0\ub7ec \uc2a4\ud0dd\uc815\ubcf4\ub97c API \uc5d0\ub7ec \uba54\uc138\uc9c0\uc5d0 \ud3ec\ud568 \uc2dc\ud0a4\uc9c0 \uc54a\ub294 \uac83\uc774 \ubc14\ub78c\uc9c1 \ud558\ub2e4.<\/span><\/div>

<\/span><\/div>
log4j:ERROR setFile(null,true) call failed.<\/span><\/div>
java.io.FileNotFoundException: stacktrace.log (Permission denied)<\/span>
<\/div>
at java.io.FileOutputStream.openAppend(Native Method)<\/span>
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at java.io.FileOutputStream.(FileOutputStream.java:177)<\/span>
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at java.io.FileOutputStream.(FileOutputStream.java:102)<\/span>
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at org.apache.log4j.FileAppender.setFile(FileAppender.java:290)<\/span>
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at org.apache.log4j.FileAppender.activateOptions(FileAppender.java:164)<\/span>
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at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)<\/span>
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at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)<\/span>
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at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)<\/span>
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\uadf8\ub807\uc9c0\ub9cc, \ub0b4\ubd80 \uac1c\ubc1c\uc911\uc774\uac70\ub098 \ub514\ubc84\uae45 \uc2dc\uc5d0\ub294 \ub9e4\uc6b0 \uc720\uc6a9\ud55c\ub370, API \uc11c\ube44\uc2a4\ub97c \uac1c\ubc1c\uc2dc, \uc11c\ubc84\uc758 \ubaa8\ub4dc\ub97c production\uacfc dev \ubaa8\ub4dc\ub85c \ubd84\ub9ac\ud574\uc11c, \uc635\uc158\uc5d0 \ub530\ub77c dev \ubaa8\ub4dc\ub4f1\uc73c\ub85c \uae30\ub3d9\uc2dc, REST API\uc758 \uc5d0\ub7ec \uc751\ub2f5 \uba54\uc138\uc9c0\uc5d0 \uc5d0\ub7ec \uc2a4\ud0dd \uc815\ubcf4\ub97c \ud3ec\ud568\ud574\uc11c \ub9ac\ud134\ud558\ub3c4\ub85d \ud558\uba74, \ub514\ubc84\uae45\uc5d0 \ub9e4\uc6b0 \uc720\uc6a9\ud558\uac8c \uc0ac\uc6a9\ud560 \uc218 \uc788\ub2e4.<\/span><\/div>

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API \ubc84\uc804 \uad00\ub9ac<\/strong><\/span><\/div>

<\/span><\/div>
API \uc815\uc758\uc5d0\uc11c \uc911\uc694\ud55c \uac83\uc911\uc758 \ud558\ub098\ub294 \ubc84\uc804 \uad00\ub9ac\uc774\ub2e4. \uc774\ubbf8 \ubc30\ud3ec\ub41c API \uc758 \uacbd\uc6b0\uc5d0\ub294 \uacc4\uc18d\ud574\uc11c \uc11c\ube44\uc2a4\ub97c \uc81c\uacf5\ud558\uba74\uc11c,\uc0c8\ub85c\uc6b4 \uae30\ub2a5\uc774 \ub4e4\uc5b4\uac04 \uc0c8\ub85c\uc6b4 API\ub97c \ubc30\ud3ec\ud560\ub54c\ub294 \ud558\uc704 \ud638\ud658\uc131\uc744 \ubcf4\uc7a5\ud558\uba74\uc11c \uc11c\ube44\uc2a4\ub97c \uc81c\uacf5\ud574\uc57c \ud558\uae30 \ub54c\ubb38\uc5d0, \uac19\uc740 API\ub77c\ub3c4 \ubc84\uc804\uc5d0 \ub530\ub77c\uc11c \ub2e4\ub978 \uae30\ub2a5\uc744 \uc81c\uacf5\ud558\ub3c4\ub85d \ud558\ub294 \uac83\uc774 \ud544\uc694\ud558\ub2e4.<\/span><\/div>

<\/span><\/div>
API\uc758 \ubc84\uc804\uc744 \uc815\uc758\ud558\ub294 \ubc29\ubc95\uc5d0\ub294 \uc5ec\ub7ec\uac00\uc9c0\uac00 \uc788\ub294\ub370,<\/span><\/div>

<\/span><\/div>
Facebook ?v=2.0<\/span><\/div>
salesforce.com \/services\/data\/v20.0\/sobjects\/Account<\/span><\/div>
\ud544\uc790\uc758 \uacbd\uc6b0\uc5d0\ub294<\/span><\/div>

<\/span><\/div>
{servicename}\/{version}\/{REST URL}<\/span><\/div>
example) api.server.com\/account\/v2.0\/groups<\/span><\/div>
\ud615\ud0dc\ub85c \uc815\uc758 \ud558\ub294 \uac83\uc744 \uad8c\uc7a5\ud55c\ub2e4.<\/span><\/div>

<\/span><\/div>
\uc774\ub294 \uc11c\ube44\uc2a4\uc758 \ubc30\ud3ec \ubaa8\ub378\uacfc \uad00\uacc4\uac00 \uc788\ub294\ub370, \uc790\ubc14 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc758 \uacbd\uc6b0, account.v1.0.war, account.v2.0.war\uc640 \uac19\uc774 \ub2e4\ub978 war\ub85c \uac01\uac01 \ubc30\ud3ec\ud558\uc5ec \ubc84\uc804\ubcc4\ub85c \ubc30\ud3ec \ubc14\uc774\ub108\ub9ac\ub97c \uad00\ub9ac\ud560 \uc218 \uc788\uace0, \uc55e\ub2e8\uc5d0 \uc11c\ube44\uc2a4 \uba85\uc744 \ubcc4\ub3c4\uc758 URL\ub85c \ub5bc\uc5b4 \ub193\ub294 \uac83\uc740 \ud5a5\ud6c4 \uc11c\ube44\uc2a4\uac00 \ud655\uc7a5\ub418\uc5c8\uc744 \uacbd\uc6b0\uc5d0, account \uc11c\ube44\uc2a4\ub9cc \ubcc4\ub3c4\uc758 \uc11c\ubc84\ub85c \ubd84\ub9ac\ud574\uc11c \ubc30\ud3ec\ud558\ub294 \uacbd\uc6b0\ub97c \uc0dd\uac01\ud560 \uc218 \uc788\ub2e4.<\/span><\/div>

<\/span><\/div>
\uc678\ubd80\ub85c \uc81c\uacf5\ub418\ub294 URL\uc740 api.server.com\/account\/v2.0\/groups\ub85c \ud558\ub098\uc758 \uc11c\ubc84\ub97c \uac00\ub974\ud0a4\uc9c0\ub9cc, \ub0b4\ubd80\uc801\uc73c\ub85c, HAProxy\ub4f1\uc758 reverse proxy\ub97c \uc774\uc6a9\ud574\uc11c \uc774\ub7f0 URL\uc744 \ub9f5\ud551\ud560 \uc218 \uc788\ub294\ub370, api.server.com\/account\/v2.0\/groups\ub97c \ub0b4\ubd80\uc801\uc73c\ub85c account.server.com\/v2.0\/groups \ub85c \ub9f5\ud551 \ud558\ub3c4\ub85d \ud558\uba74, \uc678\ubd80\uc5d0 \ub178\ucd9c\ub418\ub294 URL \ubcc0\uacbd\uc774 \uc5c6\uc774 \ud5a5\ud6c4 \ud655\uc7a5\ub418\uc5c8\uc744\ub54c \uc11c\ubc84\ub97c \ubb3c\ub9ac\uc801\uc73c\ub85c \ubd84\ub9ac\ud574\ub0b4\uae30\uac00 \ud3b8\ub9ac\ud558\ub2e4.<\/span><\/div>

<\/div>
\ud398\uc774\uc9d5<\/strong><\/span><\/div>

<\/span><\/div>
\ud070 \uc0ac\uc774\uc988\uc758 \ub9ac\uc2a4\ud2b8 \ud615\ud0dc\uc758 \uc751\ub2f5\uc744 \ucc98\ub9ac\ud558\uae30 \uc704\ud574\uc11c\ub294 \ud398\uc774\uc9d5 \ucc98\ub9ac\uc640 partial response \ucc98\ub9ac\uac00 \ud544\uc694\ud558\ub2e4.<\/span><\/div>

<\/span><\/div>
\ub9ac\ud134\ub418\ub294 \ub9ac\uc2a4\ud2b8 \ub0b4\uc6a9\uc774 1,000,000\uac1c\uc778\ub370, \uc774\ub97c \ud558\ub098\uc758 HTTP Response\ub85c \ucc98\ub9ac\ud558\ub294 \uac83\uc740 \uc11c\ubc84 \uc131\ub2a5, \ub124\ud2b8\uc6cc\ud06c \ube44\uc6a9\ub3c4 \ubb38\uc81c\uc9c0\ub9cc \ubb34\uc5c7\ubcf4\ub2e4 \ube44\ud604\uc2e4\uc801\uc774\ub2e4. \uadf8\ub798\uc11c, \ud398\uc774\uc9d5\uc744 \uace0\ub824\ud558\ub294 \uac83\uc774 \uc911\uc694\ud558\ub2e4.<\/span><\/div>

<\/span><\/div>
\ud398\uc774\uc9d5\uc744 \ucc98\ub9ac\ud558\uae30 \uc704\ud574\uc11c\ub294 \uc5ec\ub7ec\uac00\uc9c0 \ub514\uc790\uc778\uc774 \uc788\ub2e4.<\/span><\/div>

<\/span><\/div>
\uc608\ub97c \ub4e4\uc5b4 100\ubc88\uc9f8 \ub808\ucf54\ub4dc\ubd80\ud130 125\ubc88\uc9f8 \ub808\ucf54\ub4dc\uae4c\uc9c0 \ubc1b\ub294 API\ub97c \uc815\uc758\ud558\uba74<\/span><\/div>

<\/span><\/div>
Facebook API \uc2a4\ud0c0\uc77c : \/record?offset=100&limit=25<\/span><\/div>

<\/span><\/div>
Twitter API \uc2a4\ud0c0\uc77c : \/record?page=5&rpp=25 (RPP\ub294 Record per page\ub85c \ud398\uc774\uc9c0\ub2f9 \ub808\ucf54\ub4dc\uc218\ub85c RPP=25\uc774\uba74 \ud398\uc774\uc9c0 5\ub294 100~125 \ub808\ucf54\ub4dc\uac00 \ub41c\ub2e4.)<\/span><\/div>
LikedIn API \uc2a4\ud0c0\uc77c : \/record?start=50&count=25<\/span><\/div>
\uad6c\ud604 \uad00\uc810\uc5d0\uc11c \ubcf4\uba74 , \ud398\uc774\uc2a4\ubd81 API\uac00 \uc870\uae08 \ub354 \uc9c1\uad00\uc801\uc774\uae30 \ub54c\ubb38\uc5d0, \ud398\uc774\uc2a4\ubd81 \uc2a4\ud0c0\uc77c\uc744 \uc0ac\uc6a9\ud558\ub294 \uac83\uc744 \uad8c\uc7a5\ud55c\ub2e4.<\/span><\/div>
record?offset=100&limit=25<\/span><\/div>
100\ubc88\uc9f8 \ub808\ucf54\ub4dc\uc5d0\uc11c\ubd80\ud130 25\uac1c\uc758 \ub808\ucf54\ub4dc\ub97c \ucd9c\ub825\ud55c\ub2e4.<\/span><\/div>

<\/div>
Partial Response \ucc98\ub9ac<\/strong><\/span><\/div>

<\/span><\/div>
\ub9ac\uc18c\uc2a4\uc5d0 \ub300\ud55c \uc751\ub2f5 \uba54\uc138\uc9c0\uc5d0 \ub300\ud574\uc11c \uad73\uc774 \ubaa8\ub4e0 \ud544\ub4dc\ub97c \ud3ec\ud568\ud560 \ud544\uc694\uac00 \uc5c6\ub294 \ucf00\uc774\uc2a4\uac00 \uc788\ub2e4.<\/span><\/div>

<\/span><\/div>
 \uc608\ub97c \ub4e4\uc5b4 \ud398\uc774\uc2a4\ubd81 FEED\uc758 \uacbd\uc6b0\uc5d0\ub294 \uc0ac\uc6a9\uc790 ID, \uc774\ub984, \uae00 \ub0b4\uc6a9, \ub0a0\uc9dc, \uc88b\uc544\uc694 \uce74\uc6b4\ud2b8, \ub313\uae00, \uc0ac\uc6a9\uc790 \uc0ac\uc9c4\ub4f1\ub4f1 \uc5ec\ub7ec\uac00\uc9c0 \uc815\ubcf4\ub97c \uac16\ub294\ub370, API\ub97c \uc694\uccad\ud558\ub294 Client\uc758 \uc6a9\ub3c4\uc5d0 \ub530\ub77c \uc120\ubcc4\uc801\uc73c\ub85c \uba87\uac00\uc9c0 \ud544\ub4dc\ub9cc\uc774 \ud544\uc694\ud55c \uacbd\uc6b0\uac00 \uc788\ub2e4. \ud544\ub4dc\ub97c \uc81c\ud55c\ud558\ub294 \uac83\uc740 \uc804\uccb4 \uc751\ub2f5\uc758 \uc591\uc744 \uc904\uc5ec\uc11c \ub124\ud2b8\uc6cc\ud06c \ub300\uc5ed\ud3ed(\ud2b9\ud788 \ubaa8\ubc14\uc77c\uc5d0\uc11c) \uc808\uc57d\ud560 \uc218 \uc788\uace0, \uc751\ub2f5 \uba54\uc138\uc9c0\ub97c \uac04\uc18c\ud654\ud558\uc5ec \ud30c\uc2f1\ub4f1\uc744 \uac04\ub7b5\ud654\ud560 \uc218 \uc788\ub2e4.<\/span><\/div>

<\/span><\/div>
\uadf8\ub798\uc11c \uba87\uba87 \uc798 \ub514\uc790\uc778\ub41c, REST API\uc758 \uacbd\uc6b0 \uc774\ub7ec\ud55c Partial Response \uae30\ub2a5\uc744 \uc81c\uacf5\ud558\ub294\ub370, \uc8fc\uc694 \uc11c\ube44\uc2a4\ub4e4\uc744 \ube44\uad50\ud574\ubcf4\uba74 \ub2e4\uc74c\uacfc \uac19\ub2e4.<\/span><\/div>

<\/span><\/div>
Linked in : \/people:(id,first-name,last-name,industry)<\/span><\/div>
Facebook : \/terry\/friends?fields=id,name<\/span><\/div>
Google : ?fields=title,media:group(media:thumnail)<\/span><\/div>
Linked in \uc2a4\ud0c0\uc77c\uc758 \uacbd\uc6b0 \uac00\ub3c5\uc131\uc740 \ub192\uc9c0\ub9cc :()\ub85c \uad6c\ubcc4\ud558\uae30 \ub54c\ubb38\uc5d0, HTTP \ud504\ub808\uc784\uc6cd\uc73c\ub85c \ud30c\uc2f1\ud558\uae30\uac00 \uc5b4\ub835\ub2e4. \uc804\uccb4\ub97c \ud558\ub098\uc758 URL\ub85c \uc778\uc2dd\ud558\uace0, \ud83d\ude41 \ubd80\ubd84\uc744 \ubcc4\ub3c4\uc758 Parameter\ub85c \uad6c\ubcc4\ud558\uc9c0 \uc54a\uae30 \ub54c\ubb38\uc774\ub2e4.<\/span><\/div>

<\/span><\/div>
Facebook\uacfc Google\uc740 \ube44\uc2b7\ud55c \uc811\uadfc \ubc29\ubc95\uc744 \uc0ac\uc6a9\ud558\ub294\ub370, \ud2b9\ud788 Google\uc758 \uc2a4\ud0c0\uc77c\uc740 \ub354 \uc7ac\ubbf8\uc788\ub294\ub370, group(media:thumnail) \uc640 \uac19\uc774 JSON\uc758 Sub-Object \uac1c\ub150\uc744 \uc9c0\uc6d0\ud55c\ub2e4.<\/span><\/div>

<\/span><\/div>
Partial Response\ub294 Facebook \uc2a4\ud0c0\uc77c\uc774 \uad6c\ud604\ud558\uae30\uac00 \uac04\ub2e8\ud558\uae30 \ub54c\ubb38\uc5d0, \ud544\uc790\uc758 \uacbd\uc6b0\ub294 Facebook \uc2a4\ud0c0\uc77c\uc758 partial response\ub97c \uc0ac\uc6a9\ud558\ub294 \uac83\uc744 \uad8c\uc7a5\ud55c\ub2e4.<\/span><\/div>

<\/div>
\uac80\uc0c9 (\uc804\uc5ed\uac80\uc0c9\uacfc \uc9c0\uc5ed\uac80\uc0c9)<\/strong><\/span><\/div>

<\/span><\/div>
\uac80\uc0c9\uc740 \uc77c\ubc18\uc801\uc73c\ub85c HTTP GET\uc5d0\uc11c Query String\uc5d0 \uac80\uc0c9 \uc870\uac74\uc744 \uc815\uc758\ud558\ub294 \uacbd\uc6b0\uac00 \uc77c\ubc18\uc801\uc778\ub370, \uc774 \uacbd\uc6b0 \uac80\uc0c9\uc870\uac74\uc774 \ub2e4\ub978 Query String\uacfc \uc11e\uc5ec \ubc84\ub9b4 \uc218 \uc788\ub2e4. \uc608\ub97c \ub4e4\uc5b4 name=cho\uc774\uace0, region=seoul\uc778 \uc0ac\uc6a9\uc790\ub97c \uac80\uc0c9\ud558\ub294 \uac80\uc0c9\uc744 Query String\ub9cc \uc0ac\uc6a9\ud558\uac8c \ub418\uba74 \ub2e4\uc74c\uacfc \uac19\uc774 \ud45c\ud604\ud560 \uc218 \uc788\ub2e4.<\/span><\/div>

<\/span><\/div>
\/users?name=cho&region=seoul<\/span><\/div>
\uadf8\ub7f0\ub370, \uc5ec\uae30\uc5d0 \ud398\uc774\uc9d5 \ucc98\ub9ac\ub97c \ucd94\uac00\ud558\uac8c \ub418\uba74<\/span><\/div>

<\/span><\/div>
\/users?name=cho&region=seoul&offset=20&limit=10<\/span><\/div>
\ud398\uc774\uc9d5 \ucc98\ub9ac\uc5d0 \uc815\uc758\ub41c offset\uacfc limit\uac00 \uac80\uc0c9 \uc870\uac74\uc778\uc9c0 \uc544\ub2c8\uba74 \ud398\uc774\uc9d5 \uc870\uac74\uc778\uc9c0 \ubd84\uac04\uc774 \uc548\uac04\ub2e4. \uadf8\ub798\uc11c, \ucffc\ub9ac \uc870\uac74\uc740 \ud558\ub098\uc758 Query String\uc73c\ub85c \uc815\uc758\ud558\ub294 \uac83\uc774 \uc88b\uc740\ub370<\/span><\/div>

<\/span><\/div>
\/user?q=name%3Dcho,region%3Dseoul&offset=20&limit=10<\/span><\/div>
\uc774\ub7f0\uc2dd\uc73c\ub85c \uac80\uc0c9 \uc870\uac74\uc744 URLEncode\ub97c \uc368\uc11c \"q=name%3Dcho,region%3D=seoul\" \ucc98\ub7fc (\uc2e4\uc81c\ub85c\ub294 q= name=cho,region=seoul )\ud45c\ud604\ud558\uace0 Deleminator\ub97c , \ub4f1\uc744 \uc0ac\uc6a9\ud558\uac8c \ub418\uba74 \uac80\uc0c9 \uc870\uac74\uc740 \ub2e4\ub978 Query \uc2a4\ud2b8\ub9c1\uacfc \ubd84\ub9ac\ub41c\ub2e4.<\/span><\/div>

<\/span><\/div>
\ubb3c\ub860 \uc774 \uac80\uc0c9 \uc870\uac74\uc740 \uc11c\ubc84\uc5d0 \uc758\ud574\uc11c \ud1a0\ud070 \ub2e8\uc704\ub85c \ud30c\uc2f1\ub418\uc5b4\uc57c \ud55c\ub2e4.<\/span><\/div>

<\/span><\/div>
\ub2e4\uc74c\uc73c\ub85c\ub294 \uac80\uc0c9\uc758 \ubc94\uc704\uc5d0 \ub300\ud574\uc11c \uace0\ub824\ud560 \ud544\uc694\uac00 \uc788\ub294\ub370, \uc804\uc5ed \uac80\uc0c9\uc740 \uc804\uccb4 \ub9ac\uc18c\uc2a4\uc5d0 \ub300\ud55c \uac80\uc0c9\uc744, \ub9ac\uc18c\uc2a4\uc5d0 \ub300\ud55c \uac80\uc0c9\uc740 \ud2b9\uc815 \ub9ac\uc18c\uc2a4\uc5d0 \ub300\ud55c \uac80\uc0c9\uc744 \uc815\uc758\ud55c\ub2e4.<\/span><\/div>

<\/span><\/div>
\uc608\ub97c \ub4e4\uc5b4 \uc2dc\uc2a4\ud15c\uc5d0 user,dogs,cars\uc640 \uac19\uc740 \ub9ac\uc18c\uc2a4\uac00 \uc815\uc758\ub418\uc5b4 \uc788\uc744\ub54c,id='terry'\uc778 \ub9ac\uc18c\uc2a4\uc5d0 \ub300\ud55c \uc804\uc5ed \uac80\uc0c9\uc740<\/span><\/div>

<\/span><\/div>
\/search?q=id%3Dterry<\/span><\/div>
\uc640 \uac19\uc740 \uc2dd\uc73c\ub85c \uc815\uc758\ud560 \uc218 \uc788\ub2e4. \/search\uc640 \uac19\uc740 \uc804\uc5ed \uac80\uc0c9 URI\ub97c \uc0ac\uc6a9\ud558\ub294 \uac83\uc774\ub2e4.<\/span><\/div>

<\/span><\/div>
\ubc18\ub300\ub85c \ud2b9\uc815 \ub9ac\uc18c\uc2a4\uc548\uc5d0\uc11c\ub9cc\uc758 \uac80\uc0c9\uc740<\/span><\/div>

<\/span><\/div>
\/users?q=id%3Dterry<\/span><\/div>
\uc640 \uac19\uc774 \ub9ac\uc18c\uc2a4\uba85\uc5d0 \ucffc\ub9ac \uc870\uac74\uc744 \ubd99\uc774\ub294 \uc2dd\uc73c\ub85c \ud45c\ud604\uc774 \uac00\ub2a5\ud558\ub2e4.<\/span><\/div>

<\/div>
HATEOS\ub97c \uc774\uc6a9\ud55c \ub9c1\ud06c \ucc98\ub9ac<\/strong><\/span><\/div>

<\/span><\/div>
HATEOS\ub294 Hypermedia as the engine of application state\uc758 \uc57d\uc5b4\ub85c, \ud558\uc774\ud37c\ubbf8\ub514\uc5b4\uc758 \ud2b9\uc9d5\uc744 \uc774\uc6a9\ud558\uc5ec HTTP Response\uc5d0 \ub2e4\uc74c Action\uc774\ub098 \uad00\uacc4\ub418\ub294 \ub9ac\uc18c\uc2a4\uc5d0 \ub300\ud55c HTTP Link\ub97c \ud568\uaed8 \ub9ac\ud134\ud558\ub294 \uac83\uc774\ub2e4.<\/span><\/div>

<\/span><\/div>
\uc608\ub97c \ub4e4\uc5b4 \uc55e\uc11c \uc124\uba85\ud55c \ud398\uc774\uc9d5 \ucc98\ub9ac\uc758 \uacbd\uc6b0, \ub9ac\ud134\uc2dc, \uc804\ud6c4\ud398\uc774\uc9c0\uc5d0 \ub300\ud55c \ub9c1\ud06c\ub97c \uc81c\uacf5\ud55c\ub2e4\uac70\ub098<\/span><\/div>

<\/span><\/div>
{<\/span><\/div>
   [<\/span>
<\/div>
      {<\/span>
<\/div>
         \"id\":\"user1\",<\/span>
<\/div>
         \"name\":\"terry\"<\/span>
<\/div>
      },<\/span>
<\/div>
      {<\/span>
<\/div>
         \"id\":\"user2\",<\/span>
<\/div>
         \"name\":\"carry\"<\/span>
<\/div>
      }<\/span>
<\/div>
   ],<\/span>
<\/div>
   \"links\":[<\/span>
<\/div>
      {<\/span>
<\/div>
         \"rel\":\"pre_page\",<\/span>
<\/div>
         \"href\":\"http:\/\/xxx\/users?offset=6&limit=5\"<\/span>
<\/div>
      },<\/span>
<\/div>
      {<\/span>
<\/div>
         \"rel\":\"next_page\",<\/span>
<\/div>
         \"href\":\"http:\/\/xxx\/users?offset=11&limit=5\"<\/span>
<\/div>
      }<\/span>
<\/div>
   ]<\/span>
<\/div>
}<\/span>
<\/div>

<\/span><\/div>
\uc640 \uac19\uc774 \ud45c\ud604\ud558\uac70\ub098<\/span><\/div>

<\/span><\/div>
\uc5f0\uad00\ub41c \ub9ac\uc18c\uc2a4\uc5d0 \ub300\ud55c \ub514\ud14c\uc77c\ud55c \ub9c1\ud06c\ub97c \ud45c\uc2dc \ud558\ub294 \uac83\ub4f1\uc5d0 \uc774\uc6a9\ud560 \uc218 \uc788\ub2e4.<\/span><\/div>

<\/span><\/div>
{<\/span><\/div>
   \"id\":\"terry\",<\/span>
<\/div>
   \"links\":[<\/span>
<\/div>
      {<\/span>
<\/div>
         \"rel\":\"friends\",<\/span>
<\/div>
         \"href\":\"http:\/\/xxx\/users\/terry\/friends\"<\/span>
<\/div>
      }<\/span>
<\/div>
   ]<\/span>
<\/div>
}<\/span>
<\/div>

<\/span><\/div>
HATEOAS\ub97c API\uc5d0 \uc801\uc6a9\ud558\uac8c \ub418\uba74, Self-Descriptive \ud2b9\uc131\uc774 \uc99d\ub300\ub418\uc5b4 API\uc5d0 \ub300\ud55c \uac00\ub3c5\uc131\uc774 \uc99d\uac00\ub418\ub294 \uc7a5\uc810\uc744 \uac00\uc9c0\uace0 \uc788\uae30\ub294 \ud558\uc9c0\ub9cc, \uc751\ub2f5 \uba54\uc138\uc9c0\uac00 \ub2e4\ub978 \ub9ac\uc18c\uc2a4 URI\uc5d0 \ub300\ud55c \uc758\uc874\uc131\uc744 \uac00\uc9c0\uae30 \ub54c\ubb38\uc5d0, \uad6c\ud604\uc774 \ub2e4\uc18c \uae4c\ub2e4\ub86d\ub2e4\ub294 \ub2e8\uc810\uc774 \uc788\ub2e4.<\/span><\/div>

<\/span><\/div>
\uc694\uc998\uc740 Spring\uacfc \uac19\uc740 \ud504\ub808\uc784\uc6cd\uc5d0\uc11c \ud504\ub808\uc784\uc6cd \ucc28\uc6d0\uc5d0\uc11c HATEOAS\ub97c \uc9c0\uc6d0\ud558\uace0 \uc788\uc73c\ub2c8 \ucc38\uace0\ud558\uae30 \ubc14\ub780\ub2e4.http:\/\/spring.io\/understanding\/HATEOAS<\/span><\/div>

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\ub2e8\uc77c API \uc5d4\ub4dc\ud3ec\uc778\ud2b8 \ud65c\uc6a9<\/strong><\/span><\/div>

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API \uc11c\ubc84\uac00 \ubb3c\ub9ac\uc801\uc73c\ub85c \ubd84\ub9ac\ub41c \uc5ec\ub7ec\uac1c\uc758 \uc11c\ubc84\uc5d0\uc11c \ub3d9\uc791\ud558\uace0 \uc788\uc744\ub54c, user.apiserver.com, car.apiserver.com\uacfc \uac19\uc774 API \uc11c\ube44\uc2a4\ub9c8\ub2e4 URL\uc774 \ubd84\ub9ac\ub418\uc5b4 \uc788\uc73c\uba74 \uac1c\ubc1c\uc790\uac00 \uc0ac\uc6a9\ud558\uae30 \ubd88\ud3b8\ud558\ub2e4. \ub9e4\ubc88 \ub2e4\ub978 \uc11c\ubc84\ub85c \uc5f0\uacb0\uc744 \ud574\uc57c\ud558\uac70\ub2c8\uc640 \uc911\uac04\uc5d0 \ubc29\ud654\ubcbd\uc774\ub77c\ub3c4 \uc788\uc73c\uba74, \uc77c\uc77c\uc774 \ubc29\ud654\ubcbd\uc744 \ud574\uc81c\ud574\uc57c \ud55c\ub2e4.<\/span><\/div>

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API \uc11c\ube44\uc2a4\ub294 \ubb3c\ub9ac\uc801\uc73c\ub85c \uc11c\ubc84\uac00 \ubd84\ub9ac\ub418\uc5b4 \uc788\ub354\ub77c\ub3c4 \ub2e8\uc77c URL\uc744 \uc0ac\uc6a9\ud558\ub294 \uac83\uc774 \uc88b\uc740\ub370, \ubc29\ubc95\uc740 HAProxy\ub098 nginx\uc640 \uac19\uc740 reverse proxy\ub97c \uc0ac\uc6a9\ud558\ub294 \ubc29\ubc95\uc774 \uc788\ub2e4. HAProxy\ub97c \uc55e\uc5d0 \uc0c8\uc6b0\uace0 api.apiserver.com\uc774\ub77c\ub294 \ub2e8\uc77c URL\uc744 \uad6c\ucd95\ud55c\ud6c4\uc5d0<\/span><\/div>

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HAProxy \uc124\uc815\uc5d0\uc11c<\/span><\/div>

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api.apiserver.com\/user\ub294 user.apiserver.com \ub85c \ub77c\uc6b0\ud305\ud558\uac8c \ud558\uace0<\/span><\/div>
api.apiserver.com\/car \ub294 car.apiserver.com\uc73c\ub85c \ub77c\uc6b0\ud305 \ud558\ub3c4\ub85d \uad6c\ud604\ud558\uba74 \ub41c\ub2e4.<\/span><\/div>
\uc774\ub807\uac8c \ud560 \uacbd\uc6b0 \ud5a5\ud6c4 \ub4b7\ub2e8\uc5d0 API \uc11c\ubc84\ub4e4\uc774 \ud655\uc7a5\uc774 \ub418\ub354\ub77c\ub3c4 API\ub97c \uc0ac\uc6a9\ud558\ub294 \ud074\ub77c\uc774\uc5b8\ud2b8 \uc785\uc7a5\uc5d0\uc11c\ub294 \ub2e8\uc77c \uc5d4\ub4dc\ud3ec\uc778\ud2b8\ub97c \ubcf4\uba74 \ub418\uace0, \uad00\ub9ac \uad00\uc810\uc5d0\uc11c\ub3c4 \ub2e8\uc77c \uc5d4\ub4dc\ud3ec\uc778\ud2b8\ub97c \ud1b5\ud574\uc11c \ubd80\ud558 \ubd84\uc0b0 \ubc0f \ub85c\uadf8\ub97c \ud1b5\ud55c Audit(\uac10\uc0ac)\ub4f1\uc744 \ud560 \uc218 \uc788\uae30 \ub54c\ubb38\uc5d0 \ud3b8\ub9ac\ud558\uba70, API \uc5d0 \ub300\ud55c \ub77c\uc6b0\ud305\uc744 reverse proxy\ub97c \uc774\uc6a9\ud574\uc11c \ud568\uc73c\ub85c\uc368 \uc870\uae08 \ub354 \uc720\uc5f0\ud55c \uc6b4\uc6a9\uc774 \uac00\ub2a5\ud558\ub2e4.<\/span><\/div>

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REST\uc5d0 \ubb38\uc81c\uc810<\/strong><\/span><\/div>

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\uadf8\ub807\ub2e4\uba74 \uc774\ub807\uac8c \ub9ce\uc740 \uc7a5\uc810\uc774 \uc788\ub294 REST\ub294 \ub9cc\ub2a5\uc778\uac00? REST\uc5ed\uc2dc \uba87\uac00\uc9c0 \ucde8\uc57d\uc810\uacfc \ub2e8\uc810\uc744 \uac00\uc9c0\uace0 \uc788\ub2e4.<\/span><\/div>

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JSON+HTTP \ub97c \uc4f0\uba74 REST\uc778\uac00?<\/strong><\/span><\/div>

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REST\uc5d0 \ub300\ud55c \uc798\ubabb\ub41c \uc774\ud574\uc911\uc758 \ud558\ub098\uac00, HTTP + JSON\ub9cc \uc4f0\uba74 REST\ub77c\uace0 \ubd80\ub974\ub294 \uacbd\uc6b0\uc778\ub370, \uc55e\uc758 \uc548\ud2f0\ud328\ud134\uc5d0\uc11c\ub3c4 \uc5b8\uae09\ud558\uc600\ub4ef\uc774, REST \uc544\ud0a4\ud14d\uccd0\ub97c \uc81c\ub300\ub85c \uc0ac\uc6a9\ud558\ub294 \uac83\uc740, \ub9ac\uc18c\uc2a4\ub97c \uc81c\ub300\ub85c \uc815\uc758\ud558\uace0 \uc774\uc5d0\ub300\ud55c CRUD\ub97c HTTP \uba54\uc11c\ub4dc\uc778 POST\/PUT\/GET\/DELETE\uc5d0 \ub300\ud574\uc11c \ub9de\ucdb0 \uc0ac\uc6a9\ud558\uba70, \uc5d0\ub7ec\ucf54\ub4dc\uc5d0 \ub300\ud574\uc11c HTTP Response code\ub97c \uc0ac\uc6a9\ud558\ub294 \ub4f1, REST\uc5d0 \ub300\ud55c \uc18d\uc131\uc744 \uc81c\ub300\ub85c \uc774\ud574\ud558\uace0 \ub514\uc790\uc778\ud574\uc57c \uc81c\ub300\ub85c\ub41c REST \uc2a4\ud0c0\uc77c\uc774\ub77c\uace0 \ubcfc \uc218 \uc788\ub2e4.<\/span><\/div>

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\uc218\ub144\uc804 \ubfd0\ub9cc \uc544\ub2c8\ub77c \uc9c0\uae08\uc5d0\ub3c4 \uc774\ub7ec\ud55c \uc548\ud2f0\ud328\ud134\uc774 \uc801\uc6a9\ub41c REST API \ud615\ud0dc\uac00 \ub9ce\uc774 \uc788\uae30 \ub54c\ubb38\uc5d0, \uc81c\ub300\ub85c\ub41c REST \uc0ac\uc0c1\uc758 \uc774\ud574 \ud6c4\uc5d0, REST\ub97c \uc0ac\uc6a9\ud558\ub3c4\ub85d \ud574\uc57c \ud55c\ub2e4.<\/span><\/div>

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\ud45c\uc900 \uaddc\uc57d\uc774 \uc5c6\ub2e4<\/strong><\/span><\/div>

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REST\ub294 \ud45c\uc900\uc774 \uc5c6\ub2e4. \uadf8\ub798\uc11c \uad00\ub9ac\uac00 \uc5b4\ub835\ub2e4.<\/span><\/div>

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SOAP \uae30\ubc18\uc758 \uc6f9 \uc11c\ube44\uc2a4\uc640 \uac19\uc774 \uba54\uc2dc\uc9c0 \uad6c\uc870\ub97c \uc815\uc758\ud558\ub294 WSDL\ub3c4 \uc5c6\uace0, UDDI\uc640 \uac19\uc740 \uc11c\ube44\uc2a4 \uad00\ub9ac\uccb4\uacc4\ub3c4 \uc5c6\ub2e4. WS-I\uc774\ub098 WS-*\uc640 \uac19\uc740 \uba54\uc2dc\uc9c0 \uaddc\uc57d\ub3c4 \uc5c6\ub2e4.<\/span><\/div>

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REST\uac00 \ucd5c\uadfc \ubd80\uac01\ub418\ub294 \uc774\uc720 \uc790\uccb4\uac00 WebService\uc758 \ubcf5\uc7a1\uc131\uacfc \ud45c\uc900\uc758 \ub09c\uc774\ub3c4 \ub54c\ubb38\uc5d0 Non Enterprise \uc9c4\uc601(Google, Yahoo, Amazone)\uc744 \uc911\uc2ec\uc73c\ub85c \uc9d1\uc911\uc801\uc73c\ub85c \uc18c\uac1c\ub41c \uac83\uc774\ub2e4. \ub370\uc774\ud130\uc5d0 \ub300\ud55c \uc758\ubbf8 \uc790\uccb4\uac00 \uc5b4\ub5a4 \ube44\uc988\ub2c8\uc2a4 \uc694\uac74\ucc98\ub7fc Mission Critical\ud55c \uc694\uac74\uc774 \uc544\ub2c8\uae30 \ub54c\ubb38\uc5d0, \uc11c\ub85c \ub370\uc774\ud130\ub97c \uc804\uc1a1\ud560 \uc218 \uc788\ub294 \uc815\ub3c4\uc758 \uc0c1\ud638 \uc774\ud574 \uc218\uc900\uc758 \ud45c\uc900\ub9cc\uc774 \ud544\uc694\ud588\uc9c0 Enterprise \uc218\uc900\uc758 \ud45c\uc900\uc774 \ud544\uc694\ud558\uc9c0\ub3c4 \uc54a\uc558\uace0, \ubca4\ub354\ub4e4\ucc98\ub7fc \uc774\ub97c \uc8fc\ub3c4\ud558\ub294 \ud68c\uc0ac\ub3c4 \uc5c6\uc5c8\ub2e4.<\/span><\/div>

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\ub2e8\uc21c\ud788 \ub9ce\uc774 \uc0ac\uc6a9\ud558\uace0 \uc554\ubb35\uc801\uc73c\ub85c \uc554\uc554\ub9ac\uc5d0 \uc0dd\uaca8\ub09c \ud45c\uc900 \ube44\uc2b7\ud55c \uac83\uc774 \uc788\uc744 \ubfd0\uc774\ub2e4(\uc774\ub7f0 \uac83\uc744 Defactor \ud45c\uc900\uc774\ub77c\uace0 \ubd80\ub978\ub2e4).<\/span><\/div>

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\uadf8\ub7f0\ub370 \ubb38\uc81c\ub294 \uc815\ud655\ud55c \ud45c\uc900\uc774 \uc5c6\ub2e4 \ubcf4\ub2c8, \uac1c\ubc1c\uc5d0 \uc788\uc5b4 \uc774\ub97c \uad00\ub9ac\ud558\uae30\uac00 \uc5b4\ub835\ub2e4\ub294 \uac83\uc774\ub2e4. \ud45c\uc900\uc744 \ub530\ub974\uba74   \uba87 \uac00\uc9c0 \uc2a4\ud399\uc5d0 \ub9de\ucdb0\uc11c  \ub9de\ucdb0 \uac1c\ubc1c \ud504\ub85c\uc138\uc2a4\ub098 \ud328\ud134\uc744 \ub9cc\ub4e4 \uc218 \uc788\ub294\ub370, REST\uc5d0\ub294 \ud45c\uc900\uc774 \uc5c6\uc73c\ub2c8 REST \uae30\ubc18\uc73c\ub85c \uc2dc\uc2a4\ud15c\uc744 \uc124\uacc4\ud558\uc790\uba74 \uc0ac\uc6a9\ud560 REST\uc5d0 \ub300\ud55c \uc790\uccb4 \ud45c\uc900\uc744 \uc815\ud574\uc57c \ud558\uace0, \uc5b4\ub5a4 \uacbd\uc6b0\uc5d0\ub294 REST\uc5d0 \ub300\ud55c \uc798\ubabb\ub41c \uc774\ud574\ub85c \uc798\ubabb\ub41c REST \uc544\ud0a4\ud14d\ucc98\uc5d0 '\uc774\uac74 REST\ub2e4'\ub294 \ub531\uc9c0\ub97c \ubd99\uc774\uae30\ub3c4 \ud55c\ub2e4. \uc2e4\uc81c\ub85c WEB 2.0\uc758 \ub300\ud45c \uc8fc\uc790\uaca9\uc778 Flickr.com\ub3c4 REST\uc758 \ud2b9\uc131\uc744 \uc0b4\ub9ac\uc9c0 \ubabb\ud558\uba74\uc11c RPC \uc2a4\ud0c0\uc77c\ub85c \ub514\uc790\uc778\ud55c API\ub97c HTTP + XML\uc744 \uc0ac\uc6a9\ud588\ub2e4\ub294 \uc774\uc720\ub85c Hybrid REST\ub77c\ub294 \uc774\ub984\uc744 \ubd99\uc5ec REST \uc544\ud0a4\ud14d\uccd0\uc544\ud0a4\ud14d\ucc98\uc5d0 \ub300\ud55c \ud63c\ub780\uc744 \ucd08\ub798\ud588\ub2e4.<\/span><\/div>

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\uadfc\ub798\uc5d0 \ub4e4\uc5b4\uc11c YAML\ub4f1\uacfc \uac19\uc774 REST \uc5d0 \ub300\ud55c \ud45c\uc900\uc744 \ub9cc\ub4e4\uace0\uc790 \ud558\ub294 \uc6c0\uc9c1\uc784\uc740 \uc788\uc73c\ub098, JSON\uc758 \uc790\uc720\ub3c4\ub97c \uc81c\uc57d\ud558\ub294 \ubc29\ud5a5\uc774\uace0 Learning curve\uac00 \ub2e4\uc18c \ub192\uae30 \ub54c\ubb38\uc5d0, \uadf8\ub2e4\uc9c0 \ud655\uc0b0\uc774 \ub418\uc9c0 \uc54a\uace0 \uc788\ub2e4.<\/span><\/div>

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\uc774\ub7f0 \ube44\ud45c\uc900\uc5d0\uc11c \uc624\ub294 \uad00\ub9ac\uc758 \ubb38\uc81c\uc810\uc740, \uc81c\ub300\ub85c\ub41c REST API \ud45c\uc900 \uac00\uc774\ub4dc\uc640, API \uac1c\ubc1c \uc804\ud6c4\ub85c API \ubb38\uc11c(Spec)\uc744 \uc81c\ub300\ub85c \ub9cc\ub4e4\uc5b4\uc11c \ub9ac\ubdf0\ud558\ub294 \ud504\ub85c\uc138\uc2a4\ub97c \uac16\ucd94\ub294 \ubc29\ubc95\uc73c\ub85c \ud574\uacb0\ud558\ub294 \ubc29\ubc95\uc774 \uc88b\ub2e4.<\/span><\/div>

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\uae30\uc874\uc758 \uc804\ud1b5\uc801\uc778 RDBMS\uc5d0 \uc801\uc6a9 \uc2dc\ud0a4\uae30\uc5d0 \uc27d\uc9c0 \uc54a\ub2e4.<\/strong><\/span><\/div>

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\uc608\ub97c \ub4e4\uc5b4 \ub9ac\uc18c\uc2a4\ub97c \ud45c\ud604\ud560 \ub54c,  \ub9ac\uc18c\uc2a4\ub294 DB\uc758 \ud558\ub098\uc758 Row\uac00 \ub418\ub294 \uacbd\uc6b0\uac00 \ub9ce\uc740\ub370, DB\uc758 \uacbd\uc6b0\ub294 Primary Key\uac00 \ubcf5\ud569 Key \ud615\ud0dc\ub85c \uc874\uc7ac\ud558\ub294 \uacbd\uc6b0\uac00 \ub9ce\ub2e4. (\uc5ec\ub7ec \uac1c\uc758 \uceec\ub7fc\uc774 \ubb36\uc5ec\uc11c \ud558\ub098\uc758 PK\uac00 \ub418\ub294 \uacbd\uc6b0) DB\uc5d0\uc11c\ub294 \uc720\ud6a8\ud55c \uc124\uacc4\uc77c\uc9c0 \ubab0\ub77c\ub3c4, HTTP URI\ub294 \/ \uc5d0 \ub530\ub77c\uc11c \uacc4\uce35 \uad6c\uc870\ub97c \uac00\uc9c0\uae30 \ub54c\ubb38\uc5d0, \uc774\uc5d0 \ub300\ud55c \ud45c\ud604\uc774 \ub9e4\uc6b0 \ubd80\uc790\uc5f0 \uc2a4\ub7ec\uc6cc\uc9c4\ub2e4.<\/span><\/div>

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\uc608\ub97c \ub4e4\uc5b4 DB\uc758 PK\uac00 \"\uc138\ub300\uc8fc\uc758 \uc8fc\ubbfc\ubc88\ud638\"+\"\uc0ac\ub294 \uc9c0\uc5ed\"+\"\ubcf8\uc778 \uc774\ub984\uc77c \ub54c\" DB\uc5d0\uc11c\ub294 \uc774\ub807\uac8c \ud45c\ud604\ud558\ub294 \uac83\uc774 \ud558\ub098 \uc774\uc0c1\ud560 \uac83\uc774 \uc5c6\uc73c\ub098, REST\uc5d0\uc11c \uc774\ub97c userinfo\/{\uc138\ub300\uc8fc \uc8fc\ubbfc\ubc88\ud638}\/{\uc0ac\ub294 \uc9c0\uc5ed}\/{\ubcf8\uc778 \uc774\ub984} \uc2dd\uc73c\ub85c \ud45c\ud604\ud558\uac8c \ub418\uba74 \ub2e4\uc18c \uc774\uc0c1\ud55c \uc758\ubbf8\uac00 \ubd80\uc5ec\ub420 \uc218 \uc788\ub2e4.<\/span><\/div>

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\uc774\uc678\uc5d0\ub3c4 resource\uc5d0 \ub300\ud55c Unique\ud55c Key\ub97c \ubd80\uc5ec\ud558\ub294 \uac83\uc5d0 \uc5ec\ub7ec\uac00\uc9c0 \uc560\ub85c\uc810\uc774 \uc788\ub294\ub370, \uc774\ub97c \ud574\uacb0\ud558\ub294 \ub300\uc548\uc73c\ub85c\ub294 Alternative Key (AK)\ub97c \uc0ac\uc6a9\ud558\ub294 \ubc29\ubc95\uc774 \uc788\ub2e4. \uc758\ubbf8\ub97c \uac00\uc9c0\uc9c0 \uc54a\uc740 Unique Value\ub97c Key\ub85c \uc7a1\uc544\uc11c DB Table\uc5d0 AK\ub77c\ub294 \ud544\ub4dc\ub85c \uc7a1\uc544\uc11c \uc0ac\uc6a9 \ud558\ub294 \ubc29\ubc95\uc778\ub370. \uc774\ubbf8 Google \uc758 REST\ub3c4 \uc774\ub7ec\ud55c AK\ub97c \uc0ac\uc6a9\ud558\ub294 \uc544\ud0a4\ud14d\uccd0\ub97c \ucc44\ud0dd\ud558\uace0 \uc788\ub2e4.<\/span><\/div>

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\uadf8\ub7ec\ub098 DB\uc5d0 AK \ud544\ub4dc\ub97c \ucd94\uac00\ud558\ub294 \uac83\uc740 \uc804\uccb4\uc801\uc778 DB\uc124\uacc4\uc5d0 \ub300\ud55c \ubcc0\uacbd\uc744 \uc758\ubbf8\ud558\uace0 \uc774\ub294 \uc989 REST\ub97c \uc704\ud574\uc11c \uc804\uccb4 \uc2dc\uc2a4\ud15c\uc758 \uc544\ud0a4\ud14d\uccd0\uc5d0 \ubcc0\ud654\ub97c \uc900\ub2e4\ub294 \uc810\uc5d0\uc11c REST \uc0ac\uc6a9\uc2dc \uc544\ud0a4\ud14d\uccd0\uc801\uc778 \uc811\uadfc\uc758 \ud544\uc694\uc131\uc744 \uc758\ubbf8\ud55c\ub2e4.<\/span><\/div>

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\uadf8\ub798\uc11c \uadfc\ub798\uc5d0 \ub098\uc628 mongoDB\ub098 CouchDB,Riak\ub4f1\uc758 Document based NoSQL\uc758 \uacbd\uc6b0 JSON Document\ub97c \uadf8\ub300\ub85c \ub123\uc744 \uc218 \uc788\ub294 \uad6c\uc870\ub97c \uac16\ucd94\ub294\ub370,\ud558\ub098\uc758 \ub3c4\ud050\uba3c\ud2b8\ub97c \ud558\ub098\uc758 REST \ub9ac\uc18c\uc2a4\ub85c \ucde8\uae09\ud558\uba74 \ub418\uae30 \ub54c\ubb38\uc5d0 REST\uc758 \ub9ac\uc18c\uc2a4 \uad6c\uc870\uc5d0 \ub9f5\ud551 \ud558\uae30\uac00 \uc218\uc6d4\ud558\ub2e4.<\/span><\/div>\n","protected":false},"excerpt":{"rendered":"

\ucd9c\ucc98: http:\/\/bcho.tistory.com\/954 REST API \ub514\uc790\uc778 \uac00\uc774\ub4dc \uadf8\ub7ec\uba74 REST\uc758 \ud2b9\uc131\uc744 \uc774\ud574\ud558\uace0 \ub098\uc05c \uc548\ud2f0\ud328\ud134\uc744 \ud68c\ud53c\ud574\uc11c REST API \ub514\uc790\uc778\uc740 \uc5b4\ub5bb\uac8c \ud574\uc57c \ud560\uae4c? \uc9e7\uc9c0\ub9cc \uc5ec\uae30\uc5d0 \uba87\uac00\uc9c0 \ub514\uc790\uc778 \ubc29\uc2dd\uc5d0 \ub300\ud574\uc11c \uc18c\uac1c \ud55c\ub2e4. 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