\ucc38\uc870<\/a><\/p>\n Spring Boot – Controller \uc5d0\uc11c \uc790\ubc14\uc2a4\ud06c\ub9bd\ud2b8 \uc0ac\uc6a9\ud558\uae30 \ucc38\uc870 \uc18c\uc2a4\ucf54\ub4dc public class ScriptUtil { public static void init(HttpServletResponse response) { response.setContentType("text\/html; charset=utf-8"); response.setCharacterEncoding("utf-8"); } public static void alert(HttpServletResponse response, String alertText) throws IOException { init(response); PrintWriter out = response.getWriter(); out.println(String.format("<script>alert('%s');<\/script>", alertText)); out.flush(); } public static void movePage(HttpServletResponse response, String nextPage) throws IOException { init(response); PrintWriter out\u2026 Read More »<\/a><\/span><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[29],"tags":[],"class_list":["post-7576","post","type-post","status-publish","format-standard","hentry","category-spring-boot-2-5"],"_links":{"self":[{"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/7576","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=7576"}],"version-history":[{"count":5,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/7576\/revisions"}],"predecessor-version":[{"id":7581,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/7576\/revisions\/7581"}],"wp:attachment":[{"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=7576"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=7576"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=7576"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}\uc18c\uc2a4\ucf54\ub4dc<\/h2>\n
public class ScriptUtil {\n\n public static void init(HttpServletResponse response) {\n response.setContentType("text\/html; charset=utf-8");\n response.setCharacterEncoding("utf-8");\n }\n\n public static void alert(HttpServletResponse response, String alertText) throws IOException {\n init(response);\n PrintWriter out = response.getWriter();\n out.println(String.format("<script>alert('%s');<\/script>", alertText));\n out.flush();\n }\n\n public static void movePage(HttpServletResponse response, String nextPage) throws IOException {\n init(response);\n PrintWriter out = response.getWriter();\n out.println(String.format("<script>location.href='%s';<\/script>", nextPage));\n out.flush();\n }\n\n public static void alertAndMovePage(HttpServletResponse response, String alertText, String nextPage) throws IOException {\n init(response);\n PrintWriter out = response.getWriter();\n out.println(String.format("<script>alert('%s'); location.href='%s';<\/script>", alertText, nextPage));\n out.flush();\n }\n\n public static void alertAndBackPage(HttpServletResponse response, String alertText) throws IOException {\n init(response);\n PrintWriter out = response.getWriter();\n out.println(String.format("<script>alert('%s'); history.go(-1);<\/script>", alertText));\n out.flush();\n }\n}<\/code><\/pre>\n\uc0ac\uc6a9\ubc95<\/h2>\n
PrintWriter out<\/code> \ub97c \uc774\uc6a9\ud574 \uc2a4\ud06c\ub9bd\ud2b8\ub97c \uc804\ub2ec\ud588\uc73c\ubbc0\ub85c \ub9ac\ud134\uac12\uc744 null \ub85c \ud574\ub3c4 \uc624\ub958\uac00 \uc5c6\ub2e4.<\/p>\n@ControllerAdvice\npublic class BindExceptionHandler {\n @ExceptionHandler({BindException.class})\n public ResponseEntity<?> validException(HttpServletRequest request, HttpServletResponse response, BindException ex) throws IOException {\n ScriptUtil.alertAndBackPage(response, ex.getBindingResult().getAllErrors().get(0).getDefaultMessage());\n return null;\n }\n}<\/code><\/pre>\n @GetMapping("\/login\/doLogout")\n public String logout(HttpServletRequest request, HttpServletResponse response) throws IOException {\n deleteCookies(response);\n ScriptUtil.movePage(response, "\/");\n return null;\n }<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"