{"id":868,"date":"2018-04-04T16:06:27","date_gmt":"2018-04-05T01:06:27","guid":{"rendered":"\/blog\/?p=868"},"modified":"2023-09-21T09:37:35","modified_gmt":"2023-09-21T00:37:35","slug":"java-%ed%95%84%ed%84%b0%eb%a5%bc-%ec%9d%b4%ec%9a%a9%ed%95%9c-%ec%9b%b9-%ed%94%84%eb%a1%9c%ea%b7%b8%eb%9e%98%eb%b0%8d-part1-%ed%95%84%ed%84%b0%eb%9e%80-%eb%ac%b4%ec%97%87%ec%9d%b8%ea%b0%80","status":"publish","type":"post","link":"https:\/\/hasu0707.duckdns.org\/blog\/?p=868","title":{"rendered":"[Java] \ud544\ud130\ub97c \uc774\uc6a9\ud55c \uc6f9 \ud504\ub85c\uadf8\ub798\ubc0d Part1, \ud544\ud130\ub780 \ubb34\uc5c7\uc778\uac00!"},"content":{"rendered":"\n

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\ucd9c\ucc98 : <\/span>http:\/\/javacan.tistory.com\/entry\/58<\/span><\/a><\/span><\/font>
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\uc11c\ube14\ub9bf 2.3<\/span>\uc5d0 \uc0c8\ub86d\uac8c \ucd94\uac00\ub41c \ud544\ud130\uac00 \ubb34\uc5c7\uc774\uba70, \uc5b4\ub5bb\uac8c \uad6c\ud604\ud558\ub294\uc9c0\uc5d0 \ub300\ud574\uc11c \uc0b4\ud3b4\ubcf8\ub2e4.<\/span>

\ud544\ud130!!<\/span>

\ud604\uc7ac \uc11c\ube14\ub9bf 2.3 \uaddc\uc57d\uc740 Proposed Final Draft 2 \uc0c1\ud0dc\uc5d0 \uc788\ub2e4. \uc870\ub9cc\uac04 \uc11c\ube14\ub9bf 2.3\uacfc JSP 1.2 \ucd5c\uc885 \uaddc\uc57d\uc774 \ubc1c\ud45c\ub420 \uac83\uc73c\ub85c \uc608\uc0c1\ub418\uba70 \uc6b0\ub9ac\ub294 \ub2f9\uc5f0\ud788 \uc0c8\ub86d\uac8c \ucd94\uac00\ub41c \uac83\ub4e4\uc774 \ubb34\uc5c7\uc778\uc9c0\uc5d0 \uad00\uc2ec\uc774 \uc3e0\ub9ac\uac8c \ub41c\ub2e4. \uc11c\ube14\ub9bf 2.3 \uaddc\uc57d\uc5d0 \uc0c8\ub86d\uac8c \ucd94\uac00\ub41c \uac83 \uc911\uc5d0 \ud544\uc790\uac00 \uac00\uc7a5 \ub208\uc5ec\uaca8 \ubcf8 \uac83\uc740 \ubc14\ub85c \ud544\ud130(Filter) \uae30\ub2a5\uc758 \ucd94\uac00\uc774\ub2e4.<\/span>

\uadf8 \ub3d9\uc548 \ud544\uc790\ub294 \uc11c\ube14\ub9bf 2.2\uc640 JSP 1.1\uc5d0 \uae30\ubc18\ud558\uc5ec \uc6f9 \uc5b4\ud50c\ub9ac\ucf00\uc774\uc158\uc744 \uad6c\ud604\ud558\ub294 \ub3d9\uc548 \uba87\uba87 \ubd80\ubd84\uc5d0\uc11c \uc11c\ube14\ub9bf 2.2 \uaddc\uc57d\uc758 \ubd80\uc871\ud55c \uba74\uc744 \ub290\ub084 \uc218 \uc788\uc5c8\uc73c\uba70, \ud2b9\ud788 \uc0ac\uc6a9\uc790 \uc778\uc99d \ucc98\ub9ac, \uc694\uccad URL\uc5d0 \ub530\ub978 \ucc98\ub9ac, XSL\/T\ub97c \uc774\uc6a9\ud55c XML \ubcc0\ud658(Transformation) \ub4f1 \uac1c\ubc1c\uc790\ub4e4\uc774 \uc9c1\uc811 \uc124\uacc4\ud574\uc57c \ud558\ub294 \ubd80\ubd84\uc774 \ub9ce\uc558\uc5c8\ub2e4. \ud558\uc9c0\ub9cc, \uc774\uc81c \uc11c\ube14\ub9bf 2.3 \uaddc\uc57d\uc5d0 \uc0c8\ub86d\uac8c \ucd94\uac00\ub41c \ud544\ud130(Filter)\ub97c \uc0ac\uc6a9\ud568\uc73c\ub85c\uc368 \uac1c\ubc1c\uc790\ub4e4\uc774 \uace0\ubbfc\ud574\uc57c \ud588\ub358 \ub9ce\uc740 \ubd80\ubd84\uc744 \ub35c\uc5b4\ub0bc \uc218 \uc788\uac8c \ub418\uc5c8\ub2e4. \uc774 \uae00\uc5d0\uc11c\ub294 \ud544\ud130\uac00 \ubb34\uc5c7\uc774\uba70 \uc5b4\ub5bb\uac8c \ud544\ud130\ub97c \uad6c\ud604\ud558\ub294\uc9c0\uc5d0 \ub300\ud574 \uc0b4\ud3b4\ubcfc \uac83\uc774\ub2e4.<\/span>

\uac04\ub2e8\ud558\uac8c \ub9d0\ud574\uc11c, \ud544\ud130\ub294 'HTTP \uc694\uccad\uacfc \uc751\ub2f5\uc744 \ubcc0\uacbd\ud560 \uc218 \uc788\ub294 \uc7ac\uc0ac\uc6a9\uac00\ub2a5\ud55c \ucf54\ub4dc'\uc774\ub2e4. \ud544\ud130\ub294 \uac1d\uccb4\uc758 \ud615\ud0dc\ub85c \uc874\uc7ac\ud558\uba70 \ud074\ub77c\uc774\uc5b8\ud2b8\ub85c\ubd80\ud130 \uc624\ub294 \uc694\uccad(request)\uacfc \ucd5c\uc885 \uc790\uc6d0(\uc11c\ube14\ub9bf\/JSP\/\uae30\ud0c0 \ubb38\uc11c) \uc0ac\uc774\uc5d0 \uc704\uce58\ud558\uc5ec \ud074\ub77c\uc774\uc5b8\ud2b8\uc758 \uc694\uccad \uc815\ubcf4\ub97c \uc54c\ub9de\uac8c \ubcc0\uacbd\ud560 \uc218 \uc788\uc73c\uba70, \ub610\ud55c \ud544\ud130\ub294 \ucd5c\uc885 \uc790\uc6d0\uacfc \ud074\ub77c\uc774\uc5b8\ud2b8\ub85c \uac00\ub294 \uc751\ub2f5(response) \uc0ac\uc774\uc5d0 \uc704\uce58\ud558\uc5ec \ucd5c\uc885 \uc790\uc6d0\uc758 \uc694\uccad \uacb0\uacfc\ub97c \uc54c\ub9de\uac8c \ubcc0\uacbd\ud560 \uc218 \uc788\ub2e4. \uc774\ub97c \uadf8\ub9bc\uc73c\ub85c \ud45c\ud604\ud558\uba74 \ub2e4\uc74c\uacfc \uac19\ub2e4.<\/span>

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\"1.gif\"\n<\/span><\/p>\n

\uadf8\ub9bc1 - \ud544\ud130\uc758 \uae30\ubcf8 \uad6c\uc870<\/span><\/strong>
<\/p>\n\uadf8\ub9bc1\uc5d0\uc11c \uc790\uc6d0\uc774 \ubc1b\uac8c \ub418\ub294 \uc694\uccad \uc815\ubcf4\ub294 \ud074\ub77c\uc774\uc5b8\ud2b8\uc640 \uc790\uc6d0 \uc0ac\uc774\uc5d0 \uc874\uc7ac\ud558\ub294 \ud544\ud130\uc5d0 \uc758\ud574 \ubcc0\uacbd\ub41c \uc694\uccad \uc815\ubcf4\uac00 \ub418\uba70, \ub610\ud55c \ud074\ub77c\uc774\uc5b8\ud2b8\uac00 \ubcf4\uac8c \ub418\ub294 \uc751\ub2f5 \uc815\ubcf4\ub294 \ud074\ub77c\uc774\uc5b8\ud2b8\uc640 \uc790\uc6d0 \uc0ac\uc774\uc5d0 \uc874\uc7ac\ud558\ub294 \ud544\ud130\uc5d0 \uc758\ud574 \ubcc0\uacbd\ub41c \uc751\ub2f5 \uc815\ubcf4\uac00 \ub41c\ub2e4. \uc704 \uadf8\ub9bc\uc5d0\uc11c\ub294 \uc694\uccad \uc815\ubcf4\ub97c \ubcc0\uacbd\ud558\ub294 \ud544\ud130\uc640 \uc751\ub2f5 \uc815\ubcf4\ub97c \ubcc0\uacbd\ud558\ub294 \ud544\ud130\ub97c \uad6c\ubd84\ud574\uc11c \ud45c\uc2dc\ud588\ub294\ub370 \uc2e4\uc81c\ub85c \uc774 \ub458\uc740 \uac19\uc740 \ud544\ud130\uc774\ub2e4. \ub2e8\uc9c0 \uac1c\ub150\uc801\uc778 \uc124\uba85\uc744 \uc704\ud574 \uadf8\ub9bc1\uacfc \uac19\uc774 \ubd84\ub9ac\ud574 \ub193\uc740 \uac83 \ubfd0\uc774\ub2e4.<\/span>

\ud544\ud130\ub294 \uadf8\ub9bc1\uc5d0\uc11c\ucc98\ub7fc \ud074\ub77c\uc774\uc5b8\ud2b8\uc640 \uc790\uc6d0 \uc0ac\uc774\uc5d0 1\uac1c\uac00 \uc874\uc7ac\ud558\ub294 \uacbd\uc6b0\uac00 \ubcf4\ud1b5\uc774\uc9c0\ub9cc, \uc5ec\ub7ec \uac1c\uc758 \ud544\ud130\uac00 \ubaa8\uc5ec \ud558\ub098\uc758 <\/span>\uccb4\uc778(chain; \ub610\ub294 \uc0ac\uc2ac)<\/span><\/em>\uc744 \ud615\uc131\ud560 \uc218\ub3c4 \uc788\ub2e4. \uadf8\ub9bc2\ub294 \ud544\ud130 \uccb4\uc778\uc758 \uad6c\uc870\ub97c \ubcf4\uc5ec\uc8fc\uace0 \uc788\ub2e4.<\/span>

\"2.gif\"\n<\/span><\/p>\n

\uadf8\ub9bc2 - \ud544\ud130 \uccb4\uc778<\/span><\/strong>
<\/p>\n\uadf8\ub9bc2\uc640 \uac19\uc774 \uc5ec\ub7ec \uac1c\uc758 \ud544\ud130\uac00 \ubaa8\uc5ec\uc11c \ud558\ub098\uc758 \uccb4\uc778\uc744 \ud615\uc131\ud560 \ub54c \uccab\ubc88\uc9f8 \ud544\ud130\uac00 \ubcc0\uacbd\ud558\ub294 \uc694\uccad \uc815\ubcf4\ub294 \ud074\ub77c\uc774\uc5b8\ud2b8\uc758 \uc694\uccad \uc815\ubcf4\uac00 \ub418\uc9c0\ub9cc, \uccb4\uc778\uc758 \ub450\ubc88\uc9f8 \ud544\ud130\uac00 \ubcc0\uacbd\ud558\ub294 \uc694\uccad \uc815\ubcf4\ub294 \uccab\ubc88\uc9f8 \ud544\ud130\ub97c \ud1b5\ud574\uc11c \ubcc0\uacbd\ub41c \uc694\uccad \uc815\ubcf4\uac00 \ub41c\ub2e4. \uc989, \uc694\uccad \uc815\ubcf4\ub294 \ubcc0\uacbd\uc5d0 \ubcc0\uacbd\uc5d0 \ubcc0\uacbd\uc744 \uac70\ub4ed\ud558\uac8c \ub418\ub294 \uac83\uc774\ub2e4. \uc751\ub2f5 \uc815\ubcf4\uc758 \uacbd\uc6b0\ub3c4 \uc694\uccad \uc815\ubcf4\uc640 \ube44\uc2b7\ud55c \uacfc\uc815\uc744 \uac70\uce58\uba70 \ucc28\uc774\uc810\uc774 \uc788\ub2e4\uba74 \ud544\ud130\uc758 \uc801\uc6a9 \uc21c\uc11c\uac00 \uc694\uccad \ub54c\uc640\ub294 \ubc18\ub300\ub77c\ub294 \uac83\uc774\ub2e4. (\uadf8\ub9bc2\ub97c \ubcf4\uba74 \uc774\ub97c \uc54c \uc218 \uc788\ub2e4.)<\/span>

\ud544\ud130\ub294 \ubcc0\uacbd\ub41c \uc815\ubcf4\ub97c \ubcc0\uacbd\ud558\ub294 \uc5ed\ud560 \ubfd0\ub9cc \uc544\ub2c8\ub77c \ud750\ub984\uc744 \ubcc0\uacbd\ud558\ub294 \uc5ed\ud560\ub3c4 \ud560 \uc218 \uc788\ub2e4. \uc989, \ud544\ud130\ub294 \ud074\ub77c\uc774\uc5b8\ud2b8\uc758 \uc694\uccad\uc744 \ud544\ud130 \uccb4\uc778\uc758 \ub2e4\uc74c \ub2e8\uacc4(\uacb0\uacfc\uc801\uc73c\ub85c\ub294 \ud074\ub77c\uc774\uc5b8\ud2b8\uac00 \uc694\uccad\ud55c \uc790\uc6d0)\uc5d0 \ubcf4\ub0b4\ub294 \uac83\uc774 \uc544\ub2c8\ub77c \ub2e4\ub978 \uc790\uc6d0\uc758 \uacb0\uacfc\ub97c \ud074\ub77c\uc774\uc5b8\ud2b8\uc5d0 \uc804\uc1a1\ud560 \uc218 \uc788\ub2e4. \ud544\ud130\uc758 \uc774\ub7ec\ud55c \uae30\ub2a5\uc740 \uc0ac\uc6a9\uc790 \uc778\uc99d\uc774\ub098 \uad8c\ud55c \uccb4\ud06c\uc640 \uac19\uc740 \uacf3\uc5d0\uc11c \uc0ac\uc6a9\ud560 \uc218 \uc788\ub2e4.<\/span>

\ud544\ud130 \uad00\ub828 \uc778\ud130\ud398\uc774\uc2a4 \ubc0f \ud074\ub798\uc2a4<\/span>

\ud544\ud130\ub97c \uad6c\ud604\ud558\ub294\ub370 \uc788\uc5b4 \ud575\uc2ec\uc801\uc778 \uc5ed\ud560\uc744 \uc778\ud130\ud398\uc774\uc2a4 \ubc0f \ud074\ub798\uc2a4\uac00 3\uac1c\uac00 \uc788\ub294 \ub370, \uadf8\uac83\ub4e4\uc740 \ubc14\ub85c javax.servlet.Filter \uc778\ud130\ud398\uc774\uc2a4, javax.servlet.ServletRequestWrapper \ud074\ub798\uc2a4, javax.servlet.ServletResponseWrapper \ud074\ub798\uc2a4\uc774\ub2e4. \uc774 \uc911 Filter \uc778\ud130\ud398\uc774\uc2a4\ub294 \ud074\ub77c\uc774\uc5b8\ud2b8\uc640 \ucd5c\uc885 \uc790\uc6d0 \uc0ac\uc774\uc5d0 \uc704\uce58\ud558\ub294 \ud544\ud130\ub97c \ub098\ud0c0\ub0b4\ub294 \uac1d\uccb4\uac00 \uad6c\ud604\ud574\uc57c \ud558\ub294 \uc778\ud130\ud398\uc774\uc2a4\uc774\ub2e4. \uadf8\ub9ac\uace0 ServletRequestWrapper \ud074\ub798\uc2a4\uc640 SerlvetResponseWrapper \ud074\ub798\uc2a4\ub294 \ud544\ud130\uac00 \uc694\uccad\uc744 \ubcc0\uacbd\ud55c \uacb0\uacfc \ub610\ub294 \uc751\ub2f5\uc744 \ubcc0\uacbd\ud560 \uacb0\uacfc\ub97c \uc800\uc7a5\ud560 \ub798\ud37c \ud074\ub798\uc2a4\ub97c \ub098\ud0c0\ub0b4\uba70, \uac1c\ubc1c\uc790\ub294 \uc774 \ub450 \ud074\ub798\uc2a4\ub97c \uc54c\ub9de\uac8c \uc0c1\uc18d\ud558\uc5ec \uc694\uccad\/\uc751\ub2f5 \uc815\ubcf4\ub97c \ubcc0\uacbd\ud558\uba74 \ub41c\ub2e4.<\/span>

Filter \uc778\ud130\ud398\uc774\uc2a4<\/span><\/strong><\/span>

\uba3c\uc800, Filter \uc778\ud130\ud398\uc774\uc2a4\ubd80\ud130 \uc0b4\ud3b4\ubcf4\uc790. Filter \uc778\ud130\ud398\uc774\uc2a4\uc5d0\ub294 \ub2e4\uc74c\uacfc \uac19\uc740 \uba54\uc18c\ub4dc\uac00 \uc120\uc5b8\ub418\uc5b4 \uc788\ub2e4.<\/span>