{"id":1669,"date":"2026-04-14T19:28:17","date_gmt":"2026-04-14T19:28:17","guid":{"rendered":"https:\/\/wayhope.kro.kr\/?p=1669"},"modified":"2026-08-31T07:32:38","modified_gmt":"2026-08-31T07:32:38","slug":"jsp-%ec%84%9c%eb%b2%84-%ea%b0%9c%eb%b0%9c-%ed%95%b5%ec%8b%ac-%ec%a0%95%eb%a6%ac","status":"publish","type":"post","link":"https:\/\/wayhope.kro.kr\/?p=1669","title":{"rendered":"JSP \uc11c\ubc84 \uac1c\ubc1c \ud575\uc2ec \uc815\ub9ac"},"content":{"rendered":"\n

JSP(JavaServer Pages)\ub294 Java \uae30\ubc18\uc758 \uc11c\ubc84 \uc0ac\uc774\ub4dc \uc6f9 \uac1c\ubc1c \uae30\uc220\uc774\ub2e4. \uc11c\ubc84\uc5d0\uc11c HTML\uc744 \ub3d9\uc801\uc73c\ub85c \uc0dd\uc131\ud574 \ud074\ub77c\uc774\uc5b8\ud2b8\uc5d0\uac8c \uc804\ub2ec\ud558\ub294 \ub370 \uc0ac\uc6a9\ud55c\ub2e4.<\/p>\n\n\n\n

JSP\ub9cc \ub193\uace0 \ubcf4\uba74 HTML \ud398\uc774\uc9c0\uc5d0 \uc11c\ubc84 \ub370\uc774\ud130\ub97c \ub123\uc5b4 \ub3d9\uc801\uc73c\ub85c \ucd9c\ub825\ud558\ub294 \uae30\uc220\ucc98\ub7fc \ubcf4\uc774\uc9c0\ub9cc, \uc2e4\uc81c\ub85c\ub294 Servlet Container \uc704\uc5d0\uc11c Servlet\uacfc \ud568\uaed8 \ub3d9\uc791\ud55c\ub2e4.<\/p>\n\n\n\n

\uae30\ubcf8\uc801\uc778 \uc694\uccad \ud750\ub984\uc740 \ub2e4\uc74c\uacfc \uac19\ub2e4.<\/p>\n\n\n\n

Client -> HTTP Request -> WAS \/ Servlet Container -> Servlet -> Business Logic -> Database -> Servlet -> JSP -> HTML Response -> Client\n<\/code><\/pre>\n\n\n\n
Servlet\uc774 HTTP \uc694\uccad\uc744 \ucc98\ub9ac\ud558\uace0 \ud544\uc694\ud55c \ub370\uc774\ud130\ub97c \uc900\ube44\ud558\uba74 JSP\uac00 \uadf8 \ub370\uc774\ud130\ub97c HTML\ub85c \ud45c\ud604\ud55c\ub2e4. \ub530\ub77c\uc11c JSP \uc11c\ubc84 \uac1c\ubc1c\uc744 \uc774\ud574\ud558\ub824\uba74 JSP \ubb38\ubc95\ubfd0\ub9cc \uc544\ub2c8\ub77c Servlet, WAS, HTTP Request\/Response, \uc138\uc158\uacfc \ucfe0\ud0a4, MVC \uad6c\uc870\uae4c\uc9c0 \ud568\uaed8 \uc774\ud574\ud574\uc57c \ud55c\ub2e4.<\/p>\n\n\n\n
\n\n\n\n
JSP<\/h2>\n\n\n\n
JSP\ub294 \uc11c\ubc84\uc5d0\uc11c \uc2e4\ud589\ub418\uc5b4 HTML\uc744 \uc0dd\uc131\ud558\ub294 \ud15c\ud50c\ub9bf \uae30\uc220\uc774\ub2e4.<\/p>\n\n\n\n
\uc608\ub97c \ub4e4\uc5b4 \uc11c\ubc84\uc5d0\uc11c user<\/code> \uac1d\uccb4\ub97c JSP\uc5d0 \uc804\ub2ec\ud588\ub2e4\uba74 \ub2e4\uc74c\uacfc \uac19\uc774 \ub370\uc774\ud130\ub97c \ucd9c\ub825\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n
<h1>${user.name}<\/h1>\n<\/code><\/pre>\n\n\n\n
\uc11c\ubc84\uc5d0\uc11c JSP\uac00 \ucc98\ub9ac\ub418\uba74 \ube0c\ub77c\uc6b0\uc800\uc5d0\ub294 \ucd5c\uc885\uc801\uc73c\ub85c HTML\uc774 \uc804\ub2ec\ub41c\ub2e4.<\/p>\n\n\n\n
<h1>Joo<\/h1>\n<\/code><\/pre>\n\n\n\n
\ube0c\ub77c\uc6b0\uc800\uac00 JSP \ud30c\uc77c\uc744 \uc9c1\uc811 \uc2e4\ud589\ud558\ub294 \uac83\uc740 \uc544\ub2c8\ub2e4.<\/p>\n\n\n\n
JSP -> Server Processing -> HTML -> Browser\n<\/code><\/pre>\n\n\n\n
JSP\uc758 \uc5ed\ud560\uc740 \uc11c\ubc84 \ub370\uc774\ud130\ub97c HTML\uc5d0 \ud45c\ud604\ud558\ub294 \uac83\uc774\ub2e4.<\/p>\n\n\n\n
\n\n\n\n
JSP\uc640 Servlet<\/h2>\n\n\n\n
JSP\uc640 Servlet\uc740 Java \uc6f9 \uac1c\ubc1c\uc5d0\uc11c \uac19\uc774 \uc774\ud574\ud574\uc57c \ud55c\ub2e4.<\/p>\n\n\n\n
Servlet\uc740 HTTP \uc694\uccad\uc744 \ucc98\ub9ac\ud558\ub294 Java \ud074\ub798\uc2a4\ub2e4.<\/p>\n\n\n\n
@WebServlet(\"\/hello\")\npublic class HelloServlet extends HttpServlet {\n\n    @Override\n    protected void doGet(\n        HttpServletRequest request,\n        HttpServletResponse response\n    ) throws IOException {\n\n        response.getWriter().println(\"Hello\");\n    }\n}\n<\/code><\/pre>\n\n\n\n
\ud074\ub77c\uc774\uc5b8\ud2b8\uac00 \/hello<\/code>\ub85c \uc694\uccad\ud558\uba74 Servlet Container\uac00 \ud574\ub2f9 Servlet\uc744 \ucc3e\uc544 \uc2e4\ud589\ud55c\ub2e4.<\/p>\n\n\n\n
JSP\ub3c4 \uacb0\uad6d Servlet Container\uc5d0\uc11c \uc2e4\ud589\ub41c\ub2e4.<\/p>\n\n\n\n
JSP \ud30c\uc77c\uc740 \ub0b4\ubd80\uc801\uc73c\ub85c Servlet \ucf54\ub4dc\ub85c \ubcc0\ud658\ub418\uace0 \ucef4\ud30c\uc77c\ub41c \ub4a4 \uc2e4\ud589\ub41c\ub2e4.<\/p>\n\n\n\n
hello.jsp -> JSP Translation -> Servlet Source -> Compile -> Servlet Class -> Execute\n<\/code><\/pre>\n\n\n\n
\ub530\ub77c\uc11c JSP\ub294 \ubcc4\ub3c4\uc758 \ub3c5\ub9bd\uc801\uc778 \uc11c\ubc84 \uc2e4\ud589 \ubaa8\ub378\uc744 \uac00\uc9c0\uace0 \uc788\ub294 \uac83\uc774 \uc544\ub2c8\ub77c Servlet \uae30\ubc18\uc758 \uc2e4\ud589 \ud658\uacbd\uc744 \uc0ac\uc6a9\ud55c\ub2e4.<\/p>\n\n\n\n
\n\n\n\n
WAS\uc640 Servlet Container<\/h2>\n\n\n\n
JSP\uc640 Servlet\uc740 \uc77c\ubc18\uc801\uc778 Java \uc560\ud50c\ub9ac\ucf00\uc774\uc158\ucc98\ub7fc main()<\/code> \uba54\uc11c\ub4dc\uc5d0\uc11c \uc9c1\uc811 \uc2e4\ud589\ud558\ub294 \uad6c\uc870\uac00 \uc544\ub2c8\ub2e4.<\/p>\n\n\n\n
Tomcat \uac19\uc740 WAS\uac00 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc744 \uc2e4\ud589\ud558\uace0 Servlet Container\uac00 HTTP \uc694\uccad\uacfc Servlet\uc758 \uc0dd\uba85\uc8fc\uae30\ub97c \uad00\ub9ac\ud55c\ub2e4.<\/p>\n\n\n\n
Browser -> HTTP -> Tomcat -> Servlet Container -> Servlet -> JSP\n<\/code><\/pre>\n\n\n\n
Servlet Container\ub294 \uc694\uccad URL\uc5d0 \ub9de\ub294 Servlet\uc744 \ucc3e\uace0 \uc2e4\ud589\ud55c\ub2e4.<\/p>\n\n\n\n
\ub610\ud55c HttpServletRequest<\/code>, HttpServletResponse<\/code> \uac19\uc740 \uac1d\uccb4\ub97c \uc0dd\uc131\ud574 Servlet\uc5d0 \uc804\ub2ec\ud558\uace0 Servlet\uc758 \uc0dd\uba85\uc8fc\uae30\ub3c4 \uad00\ub9ac\ud55c\ub2e4.<\/p>\n\n\n\n
\uac1c\ubc1c\uc790\ub294 \ub124\ud2b8\uc6cc\ud06c \uc5f0\uacb0\uc744 \uc9c1\uc811 \uad00\ub9ac\ud558\uae30\ubcf4\ub2e4 \uc694\uccad\uc744 \uc5b4\ub5bb\uac8c \ucc98\ub9ac\ud560 \uac83\uc778\uc9c0\uc5d0 \uc9d1\uc911\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n
\n\n\n\n
Request\uc640 Response<\/h2>\n\n\n\n
\uc6f9 \uc11c\ubc84 \uac1c\ubc1c\uc5d0\uc11c \uae30\ubcf8\uc774 \ub418\ub294 \uac83\uc740 HTTP Request\uc640 Response\ub2e4.<\/p>\n\n\n\n
\ud074\ub77c\uc774\uc5b8\ud2b8\uac00 \uc11c\ubc84\uc5d0 \ub370\uc774\ud130\ub97c \uc804\ub2ec\ud558\uba74 Servlet\uc5d0\uc11c\ub294 HttpServletRequest<\/code>\ub97c \ud1b5\ud574 \uc811\uadfc\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n
protected void doGet(\n    HttpServletRequest request,\n    HttpServletResponse response\n) throws IOException {\n\n    String name = request.getParameter(\"name\");\n\n    response.getWriter().println(name);\n}\n<\/code><\/pre>\n\n\n\n
\ub2e4\uc74c\uacfc \uac19\uc740 \uc694\uccad\uc774 \ub4e4\uc5b4\uc654\ub2e4\uace0 \ud558\uc790.<\/p>\n\n\n\n
GET \/hello?name=Joo\n<\/code><\/pre>\n\n\n\n
Servlet\uc5d0\uc11c<\/p>\n\n\n\n
request.getParameter(\"name\");\n<\/code><\/pre>\n\n\n\n
\uc744 \ud638\ucd9c\ud558\uba74 \"Joo\"<\/code>\ub97c \uac00\uc838\uc62c \uc218 \uc788\ub2e4.<\/p>\n\n\n\n
Response\ub294 \uc11c\ubc84\uc5d0\uc11c \ud074\ub77c\uc774\uc5b8\ud2b8\ub85c \uc804\ub2ec\ud558\ub294 \uacb0\uacfc\ub2e4.<\/p>\n\n\n\n
response.setContentType(\"text\/html\");\nresponse.getWriter().println(\"<h1>Hello<\/h1>\");\n<\/code><\/pre>\n\n\n\n
\uc2e4\uc81c \uc6f9 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc5d0\uc11c\ub294 Servlet\uc774 \uc9c1\uc811 HTML\uc744 \ub9cc\ub4e4\uc5b4 \ubc18\ud658\ud558\uae30\ubcf4\ub2e4 \ud544\uc694\ud55c \ub370\uc774\ud130\ub97c JSP\uc5d0 \uc804\ub2ec\ud558\ub294 \ubc29\uc2dd\uc73c\ub85c \uad6c\uc131\ud558\ub294 \uacbd\uc6b0\uac00 \ub9ce\ub2e4.<\/p>\n\n\n\n
\n\n\n\n
JSP\uc5d0 \ub370\uc774\ud130 \uc804\ub2ec<\/h2>\n\n\n\n
Servlet\uc5d0\uc11c \ub370\uc774\ud130\ub97c \uc900\ube44\ud558\uace0 JSP\ub85c \ub118\uae38 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n
request.setAttribute(\"name\", \"Joo\");\n\nRequestDispatcher dispatcher =\n    request.getRequestDispatcher(\"\/WEB-INF\/views\/hello.jsp\");\n\ndispatcher.forward(request, response);\n<\/code><\/pre>\n\n\n\n
JSP\uc5d0\uc11c\ub294 \uc804\ub2ec\ubc1b\uc740 \uac12\uc744 \uc0ac\uc6a9\ud55c\ub2e4.<\/p>\n\n\n\n
<h1>Hello, ${name}<\/h1>\n<\/code><\/pre>\n\n\n\n
\ud750\ub984\uc740 \ub2e4\uc74c\uacfc \uac19\ub2e4.<\/p>\n\n\n\n
HTTP Request -> Servlet -> \ub370\uc774\ud130 \uc870\ud68c \/ \ube44\uc988\ub2c8\uc2a4 \ub85c\uc9c1 -> request.setAttribute() -> JSP -> HTML \uc0dd\uc131 -> HTTP Response\n<\/code><\/pre>\n\n\n\n
\uc774 \uad6c\uc870\uac00 JSP\ub97c \uc0ac\uc6a9\ud558\ub294 \uae30\ubcf8\uc801\uc778 MVC \ud615\ud0dc\ub85c \uc774\uc5b4\uc9c4\ub2e4.<\/p>\n\n\n\n
\n\n\n\n
MVC \uad6c\uc870<\/h2>\n\n\n\n
JSP\ub97c \uc2e4\uc81c \uc11c\ubc84 \uac1c\ubc1c\uc5d0 \uc0ac\uc6a9\ud560 \ub54c\ub294 \ubcf4\ud1b5 \uc5ed\ud560\uc744 \ub098\ub220\uc11c \uad6c\uc131\ud55c\ub2e4.<\/p>\n\n\n\n
Controller -> \uc694\uccad \ucc98\ub9ac -> Service -> \ube44\uc988\ub2c8\uc2a4 \ub85c\uc9c1 -> Repository \/ DAO -> Database \uc811\uadfc -> Database\n<\/code><\/pre>\n\n\n\n
\uadf8\ub9ac\uace0 \ub2e4\uc2dc:<\/p>\n\n\n\n
Controller -> View\uc5d0 \ub370\uc774\ud130 \uc804\ub2ec -> JSP -> HTML \uc0dd\uc131\n<\/code><\/pre>\n\n\n\n
Servlet\uc774 Controller \uc5ed\ud560\uc744 \ub9e1\uace0 JSP\uac00 View \uc5ed\ud560\uc744 \ub9e1\ub294\ub2e4.<\/p>\n\n\n\n
\ube44\uc988\ub2c8\uc2a4 \ub85c\uc9c1\uae4c\uc9c0 JSP\uc5d0 \uc791\uc131\ud558\uba74 \ucf54\ub4dc\uac00 \ube60\ub974\uac8c \ubcf5\uc7a1\ud574\uc9c4\ub2e4.<\/p>\n\n\n\n
\uc608\ub97c \ub4e4\uc5b4 \ub2e4\uc74c\uacfc \uac19\uc774 JSP\uc5d0\uc11c DB \uc870\ud68c\uae4c\uc9c0 \uc218\ud589\ud558\ub294 \ubc29\uc2dd\uc740 \ud53c\ud558\ub294 \uac83\uc774 \uc88b\ub2e4.<\/p>\n\n\n\n
<%\n    \/\/ DB \uc5f0\uacb0\n    \/\/ SQL \uc2e4\ud589\n    \/\/ \uacb0\uacfc \ucc98\ub9ac\n%>\n<\/code><\/pre>\n\n\n\n
JSP\ub294 \ud654\uba74\uc744 \ud45c\ud604\ud558\ub294 \uc5ed\ud560\uc5d0 \uc9d1\uc911\uc2dc\ud0a4\uace0, \ub370\uc774\ud130 \uc870\ud68c\ub098 \ube44\uc988\ub2c8\uc2a4 \uaddc\uce59\uc740 \ubcc4\ub3c4\uc758 \uacc4\uce35\uc5d0\uc11c \ucc98\ub9ac\ud558\ub294 \ud3b8\uc774 \uad00\ub9ac\ud558\uae30 \uc27d\ub2e4.<\/p>\n\n\n\n
\n\n\n\n
EL\uacfc JSTL<\/h2>\n\n\n\n
JSP\uc5d0\uc11c\ub294 Java \ucf54\ub4dc\ub97c \uc9c1\uc811 \uc791\uc131\ud558\ub294 Scriptlet \ubc29\uc2dd\ub3c4 \uc0ac\uc6a9\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n
<%\n    String name = (String) request.getAttribute(\"name\");\n%>\n\n<h1><%= name %><\/h1>\n<\/code><\/pre>\n\n\n\n
\ud558\uc9c0\ub9cc \uc774\ub7f0 \ubc29\uc2dd\uc740 View \ucf54\ub4dc\uc5d0 Java \ub85c\uc9c1\uc774 \uc11e\uc774\uae30 \ub54c\ubb38\uc5d0 \uc720\uc9c0\ubcf4\uc218\uac00 \uc5b4\ub835\ub2e4.<\/p>\n\n\n\n
\uadf8\ub798\uc11c JSP\uc5d0\uc11c\ub294 EL(Expression Language)\uc744 \uc0ac\uc6a9\ud558\ub294 \ubc29\uc2dd\uc774 \uc77c\ubc18\uc801\uc774\ub2e4.<\/p>\n\n\n\n
<h1>${name}<\/h1>\n<\/code><\/pre>\n\n\n\n
\uac1d\uccb4\uc758 \ud504\ub85c\ud37c\ud2f0\ub3c4 \uc811\uadfc\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n
<p>${user.name}<\/p>\n<p>${user.email}<\/p>\n<\/code><\/pre>\n\n\n\n
\ubc18\ubcf5\uc774\ub098 \uc870\uac74 \ucc98\ub9ac\uc5d0\ub294 JSTL \uac19\uc740 \ud0dc\uadf8 \ub77c\uc774\ube0c\ub7ec\ub9ac\ub97c \uc0ac\uc6a9\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n
<c:forEach var=\"user\" items=\"${users}\">\n    <p>${user.name}<\/p>\n<\/c:forEach>\n<\/code><\/pre>\n\n\n\n
JSP\ub97c View \uae30\uc220\ub85c \uc0ac\uc6a9\ud560 \ub54c\ub294 Java \ucf54\ub4dc\ub97c \uc9c1\uc811 \uc791\uc131\ud558\uae30\ubcf4\ub2e4 EL\uacfc JSTL\uc744 \uc0ac\uc6a9\ud558\ub294 \ubc29\ud5a5\uc774 \uc801\uc808\ud558\ub2e4.<\/p>\n\n\n\n
\n\n\n\n
Session\uacfc Cookie<\/h2>\n\n\n\n
\uc6f9 \uc11c\ubc84\uc5d0\uc11c\ub294 \uc0ac\uc6a9\uc790\uc758 \uc0c1\ud0dc\ub97c \uc720\uc9c0\ud574\uc57c \ud558\ub294 \uacbd\uc6b0\uac00 \ub9ce\ub2e4.<\/p>\n\n\n\n
HTTP\ub294 \uae30\ubcf8\uc801\uc73c\ub85c \uac01\uac01\uc758 \uc694\uccad\uc744 \ub3c5\ub9bd\uc801\uc73c\ub85c \ucc98\ub9ac\ud558\uae30 \ub54c\ubb38\uc5d0 \ub85c\uadf8\uc778 \uc0c1\ud0dc \uac19\uc740 \uc815\ubcf4\ub97c \uacc4\uc18d \uc720\uc9c0\ud558\ub824\uba74 \ubcc4\ub3c4\uc758 \uba54\ucee4\ub2c8\uc998\uc774 \ud544\uc694\ud558\ub2e4.<\/p>\n\n\n\n
Cookie\ub294 \ud074\ub77c\uc774\uc5b8\ud2b8\uc5d0 \ub370\uc774\ud130\ub97c \uc800\uc7a5\ud558\uace0 \uc694\uccad\ud560 \ub54c \uc11c\ubc84\ub85c \uc804\ub2ec\ud558\ub294 \ubc29\uc2dd\uc774\ub2e4.<\/p>\n\n\n\n
Session\uc740 \uc11c\ubc84\uc5d0 \uc0ac\uc6a9\uc790 \uc0c1\ud0dc\ub97c \uc800\uc7a5\ud558\uace0 \ud074\ub77c\uc774\uc5b8\ud2b8\uc5d0\ub294 \ud574\ub2f9 \uc138\uc158\uc744 \uc2dd\ubcc4\ud558\uae30 \uc704\ud55c \uac12\ub9cc \uc804\ub2ec\ud558\ub294 \ubc29\uc2dd\uc774\ub2e4.<\/p>\n\n\n\n
Servlet\uc5d0\uc11c\ub294 \ub2e4\uc74c\ucc98\ub7fc Session\uc744 \uc0ac\uc6a9\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n
HttpSession session = request.getSession();\n\nsession.setAttribute(\"user\", user);\n<\/code><\/pre>\n\n\n\n
\uc774\ud6c4 \ub2e4\ub978 \uc694\uccad\uc5d0\uc11c \uac19\uc740 Session\uc5d0 \uc800\uc7a5\ub41c \ub370\uc774\ud130\ub97c \uac00\uc838\uc62c \uc218 \uc788\ub2e4.<\/p>\n\n\n\n
HttpSession session = request.getSession();\n\nUser user = (User) session.getAttribute(\"user\");\n<\/code><\/pre>\n\n\n\n
\uc77c\ubc18\uc801\uc778 \ub85c\uadf8\uc778 \uad6c\uc870\uc5d0\uc11c\ub294 \ub2e4\uc74c\uacfc \uac19\uc740 \ud750\ub984\uc744 \uc0dd\uac01\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n
Login Request -> Servlet -> \uc0ac\uc6a9\uc790 \uc778\uc99d -> Session \uc0dd\uc131 -> Session ID\ub97c Cookie\ub85c \uc804\ub2ec -> Client\n<\/code><\/pre>\n\n\n\n
\uc774\ud6c4 \ud074\ub77c\uc774\uc5b8\ud2b8\uac00 Session ID\uac00 \ud3ec\ud568\ub41c Cookie\ub97c \ubcf4\ub0b4\uba74 \uc11c\ubc84\uac00 \ud574\ub2f9 Session\uc744 \ucc3e\uc544 \ub85c\uadf8\uc778 \uc0c1\ud0dc\ub97c \ud655\uc778\ud55c\ub2e4.<\/p>\n\n\n\n
\n\n\n\n
JSP\uc640 \ub370\uc774\ud130\ubca0\uc774\uc2a4<\/h2>\n\n\n\n
JSP\uac00 \ub370\uc774\ud130\ubca0\uc774\uc2a4\uc5d0 \uc9c1\uc811 \uc811\uadfc\ud558\ub294 \uad6c\uc870\ub85c \ub9cc\ub4e4 \ud544\uc694\ub294 \uc5c6\ub2e4.<\/p>\n\n\n\n
\uc77c\ubc18\uc801\uc778 \uad6c\uc870\uc5d0\uc11c\ub294 \ub2e4\uc74c\uacfc \uac19\uc774 \uacc4\uce35\uc744 \ubd84\ub9ac\ud55c\ub2e4.<\/p>\n\n\n\n
JSP -> Controller -> Service -> Repository \/ DAO -> JDBC -> Database\n<\/code><\/pre>\n\n\n\n
\uc608\ub97c \ub4e4\uc5b4 \uac8c\uc2dc\uae00 \ubaa9\ub85d\uc744 \uc694\uccad\ud558\uba74 Controller\uac00 Service\ub97c \ud638\ucd9c\ud558\uace0 Service\uac00 Repository\ub97c \ud1b5\ud574 DB\uc5d0\uc11c \ub370\uc774\ud130\ub97c \uac00\uc838\uc628\ub2e4.<\/p>\n\n\n\n
\uadf8 \uacb0\uacfc\ub97c \ub2e4\uc2dc JSP\uc5d0 \uc804\ub2ec\ud55c\ub2e4.<\/p>\n\n\n\n
GET \/posts -> Controller -> PostService -> PostRepository -> Database -> Post List -> JSP -> HTML\n<\/code><\/pre>\n\n\n\n
JSP\ub294 Post List<\/code>\ub97c \ubc1b\uc544 \ud654\uba74\uc5d0 \ucd9c\ub825\ud558\ub294 \uc5ed\ud560\ub9cc \ub2f4\ub2f9\ud55c\ub2e4.<\/p>\n\n\n\n
\n\n\n\n
JSP\uc758 \uc704\uce58<\/h2>\n\n\n\n
JSP\ub97c \ud604\ub300\uc801\uc778 Java \uc11c\ubc84 \uad6c\uc870\uc5d0 \ub123\uc5b4 \ubcf4\uba74 \uc5ed\ud560\uc774 \uba85\ud655\ud574\uc9c4\ub2e4.<\/p>\n\n\n\n
Client -> HTTP -> Controller -> Service -> Repository -> Database\n<\/code><\/pre>\n\n\n\n
\uadf8\ub9ac\uace0 \ub2e4\uc2dc:<\/p>\n\n\n\n
Database -> Repository -> Service -> Controller -> JSP -> HTML -> Client\n<\/code><\/pre>\n\n\n\n
Controller\ub294 \uc694\uccad\uc744 \ubc1b\uace0 \uc801\uc808\ud55c \ub85c\uc9c1\uc744 \ud638\ucd9c\ud55c\ub2e4.<\/p>\n\n\n\n
Service\ub294 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc758 \ube44\uc988\ub2c8\uc2a4 \ub85c\uc9c1\uc744 \ucc98\ub9ac\ud55c\ub2e4.<\/p>\n\n\n\n
Repository \ub610\ub294 DAO\ub294 \ub370\uc774\ud130\ubca0\uc774\uc2a4 \uc811\uadfc\uc744 \ub2f4\ub2f9\ud55c\ub2e4.<\/p>\n\n\n\n
JSP\ub294 \ucd5c\uc885\uc801\uc73c\ub85c \uc0ac\uc6a9\uc790\uc5d0\uac8c \ubcf4\uc5ec\uc904 HTML\uc744 \uc0dd\uc131\ud55c\ub2e4.<\/p>\n\n\n\n
\uc774\ub807\uac8c \uac01 \uacc4\uce35\uc758 \ucc45\uc784\uc744 \ubd84\ub9ac\ud558\uba74 \ucf54\ub4dc\uac00 \uc5b4\ub514\uc5d0 \uc788\uc5b4\uc57c \ud558\ub294\uc9c0\uac00 \uba85\ud655\ud574\uc9c4\ub2e4.<\/p>\n\n\n\n
\n\n\n\n
JSP\uc5d0\uc11c Spring MVC\ub85c<\/h2>\n\n\n\n
JSP\ub97c \uacf5\ubd80\ud558\ub2e4 \ubcf4\uba74 \uc790\uc5f0\uc2a4\ub7fd\uac8c Spring MVC\uc640 \uc5f0\uacb0\ub41c\ub2e4.<\/p>\n\n\n\n
Spring MVC\uc5d0\uc11c\ub3c4 \uae30\ubcf8\uc801\uc778 \uad6c\uc870\ub294 \ud06c\uac8c \ub2e4\ub974\uc9c0 \uc54a\ub2e4.<\/p>\n\n\n\n
HTTP Request -> DispatcherServlet -> Controller -> Service -> Repository -> Database\n<\/code><\/pre>\n\n\n\n
\ucc98\ub9ac \uacb0\uacfc\ub97c View\uc5d0 \uc804\ub2ec\ud558\uace0 JSP\ub97c View\ub85c \uc0ac\uc6a9\ud560 \uc218\ub3c4 \uc788\ub2e4.<\/p>\n\n\n\n
Controller -> Model -> View Resolver -> JSP -> HTML\n<\/code><\/pre>\n\n\n\n
Spring MVC\uc5d0\uc11c\ub294 DispatcherServlet<\/code>\uc774 Front Controller \uc5ed\ud560\uc744 \uc218\ud589\ud558\uae30 \ub54c\ubb38\uc5d0 \uac1c\ubc1c\uc790\uac00 \ubaa8\ub4e0 \uc694\uccad\ub9c8\ub2e4 \uc9c1\uc811 Servlet\uc744 \uad6c\ud604\ud560 \ud544\uc694\uac00 \uc904\uc5b4\ub4e0\ub2e4.<\/p>\n\n\n\n
JSP \uc790\uccb4\uac00 \uc0ac\ub77c\uc9c0\ub294 \uac83\uc774 \uc544\ub2c8\ub77c, JSP\ub97c \uc0ac\uc6a9\ud558\ub294 \ubc29\uc2dd\uacfc \uc8fc\ubcc0 \uad6c\uc870\uac00 \ud504\ub808\uc784\uc6cc\ud06c\uc5d0 \uc758\ud574 \uc815\ub9ac\ub418\ub294 \uac83\uc774\ub2e4.<\/p>\n\n\n\n
\n\n\n\n
\uc815\ub9ac<\/h2>\n\n\n\n
JSP \uc11c\ubc84 \uac1c\ubc1c\uc5d0\uc11c \uc54c\uc544\uc57c \ud560 \ub0b4\uc6a9\uc744 \ud558\ub098\uc758 \ud750\ub984\uc73c\ub85c \ubb36\uc73c\uba74 \ub2e4\uc74c\uacfc \uac19\ub2e4.<\/p>\n\n\n\n
HTTP Request -> WAS \/ Servlet Container -> Servlet \/ Controller -> Service -> Repository \/ DAO -> Database -> Service -> Controller -> JSP -> HTML -> HTTP Response\n<\/code><\/pre>\n\n\n\n
JSP\ub294 \uc774 \uad6c\uc870\uc5d0\uc11c View\ub97c \ub2f4\ub2f9\ud558\ub294 \uc11c\ubc84 \uc0ac\uc774\ub4dc \ud15c\ud50c\ub9bf \uae30\uc220<\/strong>\uc5d0 \uac00\uae5d\ub2e4.<\/p>\n\n\n\n
Servlet\uc740 HTTP \uc694\uccad\uc744 \ucc98\ub9ac\ud558\uace0, Service\ub294 \ube44\uc988\ub2c8\uc2a4 \ub85c\uc9c1\uc744 \ub2f4\ub2f9\ud558\uace0, Repository\ub294 \ub370\uc774\ud130\ubca0\uc774\uc2a4\uc5d0 \uc811\uadfc\ud55c\ub2e4. JSP\ub294 Controller\uac00 \uc804\ub2ec\ud55c \ub370\uc774\ud130\ub97c \uc774\uc6a9\ud574 \ucd5c\uc885 HTML\uc744 \ub9cc\ub4e0\ub2e4.<\/p>\n\n\n\n
\uadf8\ub798\uc11c JSP \ubb38\ubc95\ub9cc \uacf5\ubd80\ud558\ub294 \uac83\ubcf4\ub2e4 Servlet -> HTTP -> MVC -> Session\/Cookie -> Database -> JSP<\/strong>\uc758 \uad00\uacc4\ub97c \uac19\uc774 \uc774\ud574\ud558\ub294 \uac83\uc774 \ud6e8\uc52c \uc911\uc694\ud558\ub2e4.<\/p>\n\n\n\n
JSP \uc790\uccb4\ub294 \uc624\ub798\ub41c \uae30\uc220\uc774\uc9c0\ub9cc, \uc774 \uad6c\uc870\ub97c \uc774\ud574\ud558\uba74 Spring MVC \uac19\uc740 Java \uc11c\ubc84 \ud504\ub808\uc784\uc6cc\ud06c\uac00 \ub0b4\ubd80\uc801\uc73c\ub85c \uc5b4\ub5a4 \ubb38\uc81c\ub97c \ud574\uacb0\ud558\uace0 \uc788\ub294\uc9c0\ub3c4 \uc790\uc5f0\uc2a4\ub7fd\uac8c \uc5f0\uacb0\ub41c\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"
JSP(JavaServer Pages)\ub294 Java \uae30\ubc18\uc758 \uc11c\ubc84 \uc0ac\uc774\ub4dc \uc6f9 \uac1c\ubc1c \uae30\uc220\uc774\ub2e4. \uc11c\ubc84\uc5d0\uc11c HTML\uc744 \ub3d9\uc801\uc73c\ub85c \uc0dd\uc131\ud574 \ud074\ub77c\uc774\uc5b8\ud2b8\uc5d0\uac8c \uc804\ub2ec\ud558\ub294 \ub370 \uc0ac\uc6a9\ud55c\ub2e4. JSP\ub9cc \ub193\uace0 \ubcf4\uba74 HTML \ud398\uc774\uc9c0\uc5d0 \uc11c\ubc84 \ub370\uc774\ud130\ub97c \ub123\uc5b4 \ub3d9\uc801\uc73c\ub85c \ucd9c\ub825\ud558\ub294 \uae30\uc220\ucc98\ub7fc \ubcf4\uc774\uc9c0\ub9cc, \uc2e4\uc81c\ub85c\ub294 Servlet Container \uc704\uc5d0\uc11c Servlet\uacfc \ud568\uaed8 \ub3d9\uc791\ud55c\ub2e4. \uae30\ubcf8\uc801\uc778 \uc694\uccad \ud750\ub984\uc740 \ub2e4\uc74c\uacfc \uac19\ub2e4. Servlet\uc774 HTTP \uc694\uccad\uc744 \ucc98\ub9ac\ud558\uace0 \ud544\uc694\ud55c \ub370\uc774\ud130\ub97c \uc900\ube44\ud558\uba74 JSP\uac00 \uadf8 \ub370\uc774\ud130\ub97c HTML\ub85c \ud45c\ud604\ud55c\ub2e4. \ub530\ub77c\uc11c JSP […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[49],"tags":[],"class_list":["post-1669","post","type-post","status-publish","format-standard","hentry","category-server"],"_links":{"self":[{"href":"https:\/\/wayhope.kro.kr\/index.php?rest_route=\/wp\/v2\/posts\/1669","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wayhope.kro.kr\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/wayhope.kro.kr\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/wayhope.kro.kr\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/wayhope.kro.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1669"}],"version-history":[{"count":4,"href":"https:\/\/wayhope.kro.kr\/index.php?rest_route=\/wp\/v2\/posts\/1669\/revisions"}],"predecessor-version":[{"id":1959,"href":"https:\/\/wayhope.kro.kr\/index.php?rest_route=\/wp\/v2\/posts\/1669\/revisions\/1959"}],"wp:attachment":[{"href":"https:\/\/wayhope.kro.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1669"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wayhope.kro.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1669"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wayhope.kro.kr\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1669"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}