src\/main\/java\/
\n\u2514jp.abc
\n\u3000\u2514Bookshelf.java<\/p>\n
\r\npackage jp.abc;\r\n\r\nimport java.util.List;\r\n\r\nimport javax.persistence.Column;\r\nimport javax.persistence.Entity;\r\nimport javax.persistence.GeneratedValue;\r\nimport javax.persistence.GenerationType;\r\nimport javax.persistence.Id;\r\nimport javax.persistence.OneToMany;\r\nimport javax.validation.constraints.NotEmpty;\r\nimport javax.validation.constraints.NotNull;\r\n\r\n@Entity\r\npublic class Bookshelf {\r\n\t@Id\r\n\t@GeneratedValue(strategy = GenerationType.AUTO)\r\n\t@Column\r\n\t@NotNull\r\n\tprivate long id;\r\n\r\n\t@Column(length = 200, nullable = false)\r\n\t@NotEmpty\r\n\tprivate String name;\r\n\r\n\t@OneToMany\r\n\tprivate List<Book> books;\r\n\r\n\tpublic long getId() {\r\n\t\treturn id;\r\n\t}\r\n\r\n\tpublic void setId(long id) {\r\n\t\tthis.id = id;\r\n\t}\r\n\r\n\tpublic String getName() {\r\n\t\treturn name;\r\n\t}\r\n\r\n\tpublic void setName(String name) {\r\n\t\tthis.name = name;\r\n\t}\r\n\r\n\tpublic List<Book> getBooks() {\r\n\t\treturn books;\r\n\t}\r\n\r\n\tpublic void setBooks(List<Book> books) {\r\n\t\tthis.books = books;\r\n\t}\r\n}\r\n<\/pre>\nsrc\/main\/java\/
\n\u2514jp.abc
\n\u3000\u2514Book.java<\/p>\n
\r\npackage jp.abc;\r\n\r\nimport javax.persistence.Column;\r\nimport javax.persistence.Entity;\r\nimport javax.persistence.GeneratedValue;\r\nimport javax.persistence.GenerationType;\r\nimport javax.persistence.Id;\r\nimport javax.persistence.ManyToOne;\r\nimport javax.validation.constraints.NotEmpty;\r\nimport javax.validation.constraints.NotNull;\r\n\r\n@Entity\r\npublic class Book {\r\n\t@Id\r\n\t@GeneratedValue(strategy = GenerationType.AUTO)\r\n\t@Column\r\n\t@NotNull\r\n\tprivate long id;\r\n\r\n\t@Column(length = 200, nullable = false)\r\n\t@NotEmpty\r\n\tprivate String title;\r\n\r\n\t@Column(length = 200, nullable = false)\r\n\t@NotEmpty\r\n\tprivate String author;\r\n\r\n\t@ManyToOne\r\n\tprivate Bookshelf bookshelf;\r\n\r\n\tpublic long getId() {\r\n\t\treturn id;\r\n\t}\r\n\r\n\tpublic void setId(long id) {\r\n\t\tthis.id = id;\r\n\t}\r\n\r\n\tpublic String getTitle() {\r\n\t\treturn title;\r\n\t}\r\n\r\n\tpublic void setTitle(String title) {\r\n\t\tthis.title = title;\r\n\t}\r\n\r\n\tpublic String getAuthor() {\r\n\t\treturn author;\r\n\t}\r\n\r\n\tpublic void setAuthor(String author) {\r\n\t\tthis.author = author;\r\n\t}\r\n\r\n\tpublic Bookshelf getBookshelf() {\r\n\t\treturn bookshelf;\r\n\t}\r\n\r\n\tpublic void setBookshelf(Bookshelf bookshelf) {\r\n\t\tthis.bookshelf = bookshelf;\r\n\t}\r\n\r\n}\r\n<\/pre>\nHTML\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3092\u4fee\u6b63\u3059\u308b\u3002<\/p>\n
src\/main\/resources\/
\n\u2514templates
\n\u3000\u2514book.html<\/p>\n
\r\n<!DOCTYPE html>\r\n<html xmlns:th="http:\/\/www.thymeleaf.org">\r\n<head>\r\n<meta charset="UTF-8">\r\n<title>Book<\/title>\r\n<style type="text\/css">\r\nh1 {\r\n font-size: 18pt;\r\n font-weight: bold;\r\n color: gray;\r\n}\r\nbody {\r\n font-size: 13pt;\r\n color: gray;\r\n margin: 5px 25px;\r\n}\r\ntr {\r\n margin: 5px;\r\n}\r\nth {\r\n padding: 5px;\r\n color: white;\r\n background: darkgray;\r\n}\r\ntd {\r\n padding: 5px;\r\n color: black;\r\n background: #f0f0f0;\r\n}\r\n.err {\r\n color: red;\r\n}\r\n<\/style>\r\n<\/head>\r\n<body>\r\n<h1>Book<\/h1>\r\n<p th:text="${msg}"><\/p>\r\n<form method="post" action="\/book" th:object="${formModel}">\r\n <table>\r\n <tr>\r\n <td><label for="title">\u30bf\u30a4\u30c8\u30eb<\/label><\/td>\r\n <td>\r\n <input type="text" name="title" th:value="*{title}"\r\n \t\t\tth:errorclass="err" \/>\r\n \t<div th:if="${#fields.hasErrors('title')}" th:errors="*{title}"\r\n \t\tth:errorclass="err"><\/div>\r\n <\/td>\r\n <\/tr>\r\n <tr>\r\n <td><label for="author">\u8457\u8005<\/label><\/td>\r\n <td>\r\n <input type="text" name="author" th:value="*{author}"\r\n \t\t\tth:errorclass="err" \/>\r\n \t<div th:if="${#fields.hasErrors('author')}" th:errors="*{author}"\r\n \t\tth:errorclass="err"><\/div>\r\n <\/td>\r\n <\/tr>\r\n <tr>\r\n <td><label for="bookshelf">\u672c\u68da<\/label><\/td>\r\n <td>\r\n <input type="text" name="bookshelf" th:value="*{bookshelf}"\r\n th:errorclass="err"\/>\r\n <div th:if="${#fields.hasErrors('bookshelf')}" th:errors="*{bookshelf}"\r\n th:errorclass="err"><\/div>\r\n <\/td>\r\n <\/tr>\r\n <tr>\r\n <td><\/td>\r\n <td><input type="submit" \/><\/td>\r\n <\/tr>\r\n <\/table>\r\n<\/form>\r\n\r\n<hr \/>\r\n<table>\r\n <tr>\r\n <th>ID<\/th><th>\u30bf\u30a4\u30c8\u30eb<\/th><th>\u8457\u8005<\/th><th>\u672c\u68da<\/th>\r\n <\/tr>\r\n <tr th:each="obj : ${datalist}">\r\n <td th:text="${obj.id}"><\/td>\r\n <td th:text="${obj.title}"><\/td>\r\n <td th:text="${obj.author}"><\/td>\r\n <td th:if="${obj.bookshelf != null}" th:text="${obj.bookshelf.name}"><\/td>\r\n <td th:if="${obj.bookshelf == null}" th:text="\u672c\u68da\u306a\u3057"><\/td>\r\n <\/tr>\r\n<\/table>\r\n\r\n<\/body>\r\n<\/html>\r\n<\/pre>\n\u672c\u3092\u7de8\u96c6\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b<\/h3>\n
HTML\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3092\u7528\u610f\u3059\u308b\u3002<\/p>\n
src\/main\/resources\/
\n\u2514templates
\n\u3000\u2514edit.html<\/p>\n
\r\n<!DOCTYPE html>\r\n<html xmlns:th="http:\/\/www.thymeleaf.org">\r\n<head>\r\n<meta charset="UTF-8">\r\n<title>\u672c\u306e\u7de8\u96c6<\/title>\r\n<meta http-equiv="Content-type" content="text\/html; charset=UTF-8" \/>\r\n<style type="text\/css">\r\nh1 {\r\n font-size: 18pt;\r\n font-weight: bold;\r\n color: gray;\r\n}\r\nbody {\r\n font-size: 13pt;\r\n color: gray;\r\n margin: 5px 25px;\r\n}\r\npre {\r\n border: solid 3px #ddd;\r\n padding: 10px;\r\n}\r\ntr {\r\n margin: 5px;\r\n}\r\nth {\r\n padding: 5px;\r\n color: white;\r\n background: darkgray;\r\n}\r\ntd {\r\n padding: 5px;\r\n color: black;\r\n background: #f0f0f0;\r\n}\r\n<\/style>\r\n<\/head>\r\n<body>\r\n\r\n<h1>\u672c\u306e\u7de8\u96c6<\/h1>\r\n\r\n<form method="post" action="\/edit" th:object="${formModel}">\r\n <input type="hidden" name="id" th:value="*{id}" \/>\r\n <table>\r\n <tr>\r\n <td><label for="title">\u30bf\u30a4\u30c8\u30eb<\/label><\/td>\r\n <td><input type="text" name="title" th:value="*{title}" \/><\/td>\r\n <\/tr>\r\n <tr>\r\n <td><label for="artist">\u8457\u8005<\/label><\/td>\r\n <td><input type="text" name="author" th:value="*{author}" \/><\/td>\r\n <\/tr>\r\n <tr>\r\n <td><label for="bookshelf">\u672c\u68da<\/label><\/td>\r\n <td th:if="*{bookshelf != null}">\r\n <input type="text" name="bookshelf" th:value="*{bookshelf.id}" \/>\r\n <\/td>\r\n <td th:if="*{bookshelf == null}">\r\n <input type="text" name="bookshelf" value="" \/>\r\n <\/td>\r\n <\/tr>\r\n <tr>\r\n <td><\/td>\r\n <td><input type="submit" \/><\/td>\r\n <\/tr>\r\n <\/table>\r\n<\/form>\r\n\r\n\r\n<\/body>\r\n<\/html>\r\n<\/pre>\n\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u306b\u7de8\u96c6\u753b\u9762\u3078\u306e\u30de\u30c3\u30d4\u30f3\u30b0\u3092\u8ffd\u52a0\u3059\u308b\u3002<\/p>\n
src\/main\/java\/
\n\u2514jp.abc
\n\u3000\u2514BookController.java<\/p>\n
\r\n\t@RequestMapping(value = "\/edit\/{id}", method = RequestMethod.GET)\r\n\tpublic ModelAndView edit(@ModelAttribute Book book,\r\n\t @PathVariable long id,\r\n\t ModelAndView mav) {\r\n\t mav.setViewName("edit");\r\n\t mav.addObject("title", "edit music");\r\n\t Optional<Book> data = repository.findById(id);\r\n\t mav.addObject("formModel", data.get());\r\n\t return mav;\r\n\t}\r\n<\/pre>\nPOST\u30e1\u30bd\u30c3\u30c9\u3092\u53d7\u3051\u53d6\u308c\u308b\u3088\u3046\u306b\u3059\u308b\u3002<\/p>\n
\r\n\t@RequestMapping(value = "\/edit", method = RequestMethod.POST)\r\n\tpublic ModelAndView form(@ModelAttribute @Validated Book book,\r\n\t Errors result,\r\n\t ModelAndView mav) {\r\n\t if (result.hasErrors()) {\r\n\t return mav;\r\n\t }\r\n\t repository.saveAndFlush(book);\r\n\t return new ModelAndView("redirect:\/book");\r\n\t}\r\n<\/pre>\nbook.html \u306b\u7de8\u96c6\u3068\u524a\u9664\u306e\u30ea\u30f3\u30af\u3092\u8ffd\u52a0\u3059\u308b\u3002<\/p>\n
src\/main\/resources\/
\n\u2514templates
\n\u3000\u2514book.html<\/p>\n
\r\n<hr \/>\r\n<table>\r\n <tr>\r\n <th>ID<\/th><th>\u30bf\u30a4\u30c8\u30eb<\/th><th>\u8457\u8005<\/th><th>\u672c\u68da<\/th><th>\u7de8\u96c6<\/th><th>\u524a\u9664<\/th>\r\n <\/tr>\r\n <tr th:each="obj : ${datalist}">\r\n <td th:text="${obj.id}"><\/td>\r\n <td th:text="${obj.title}"><\/td>\r\n <td th:text="${obj.author}"><\/td>\r\n <td th:if="${obj.bookshelf != null}" th:text="${obj.bookshelf.name}"><\/td>\r\n <td th:if="${obj.bookshelf == null}" th:text="\u672c\u68da\u306a\u3057"><\/td>\r\n <td><a th:href="@{'\/edit\/' + ${obj.id}}">\u7de8\u96c6<\/a><\/td>\r\n <td><a th:href="@{'\/delete\/' + ${obj.id}}">\u524a\u9664<\/a><\/td>\r\n <\/tr>\r\n<\/table>\r\n<\/pre>\n\u672c\u3092\u524a\u9664\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b<\/h3>\n
src\/main\/resources\/
\n\u2514templates
\n\u3000\u2514delete.html<\/p>\n
\r\n<!DOCTYPE html>\r\n<html xmlns:th="http:\/\/www.thymeleaf.org">\r\n<head>\r\n<meta charset="UTF-8">\r\n<title>\u672c\u306e\u524a\u9664<\/title>\r\n<meta http-equiv="Content-type" content="text\/html; charset=UTF-8" \/>\r\n<style type="text\/css">\r\nh1 {\r\n font-size: 18pt;\r\n font-weight: bold;\r\n color: gray;\r\n}\r\nbody {\r\n font-size: 13pt;\r\n color: gray;\r\n margin: 5px 25px;\r\n}\r\npre {\r\n border: solid 3px #ddd;\r\n padding: 10px;\r\n}\r\ntr {\r\n margin: 5px;\r\n}\r\nth {\r\n padding: 5px;\r\n color: white;\r\n background: darkgray;\r\n}\r\ntd {\r\n padding: 5px;\r\n color: black;\r\n background: #f0f0f0;\r\n}\r\n<\/style>\r\n<\/head>\r\n<body>\r\n\r\n<h1>\u672c\u306e\u524a\u9664<\/h1>\r\n\r\n<form method="post" action="\/delete" th:object="${formModel}">\r\n <input type="hidden" name="id" th:value="*{id}" \/>\r\n <table>\r\n <tr><td><p th:text="|\u30bf\u30a4\u30c8\u30eb : *{title}|"><\/p><\/td><\/tr>\r\n <tr><td><p th:text="|\u8457\u8005 : *{author}|"><\/p><\/td><\/tr>\r\n <tr><td><input type="submit" value="\u524a\u9664" \/><\/td><\/tr>\r\n <\/table>\r\n<\/form>\r\n\r\n\r\n<\/body>\r\n<\/html>\r\n<\/pre>\n\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u306b\u524a\u9664\u30da\u30fc\u30b8\u3078\u306e\u30de\u30c3\u30d4\u30f3\u30b0\u3092\u8ffd\u52a0\u3059\u308b\u3002<\/p>\n
src\/main\/java\/
\n\u2514jp.abc
\n\u3000\u2514BookController.java<\/p>\n
\r\n\t@RequestMapping(value = "\/delete\/{id}", method = RequestMethod.GET)\r\n\tpublic ModelAndView delete(@PathVariable int id,\r\n\t ModelAndView mav) {\r\n\t mav.setViewName("delete");\r\n\t mav.addObject("title", "\u672c\u306e\u524a\u9664");\r\n\t Optional<Book> data = repository.findById((long)id);\r\n\t mav.addObject("formModel", data.get());\r\n\t return mav;\r\n\t}\r\n\r\n\t@RequestMapping(value = "\/delete", method = RequestMethod.POST)\r\n\tpublic ModelAndView remove(@RequestParam long id,\r\n\t ModelAndView mav) {\r\n\t repository.deleteById(id);\r\n\t return new ModelAndView("redirect:\/book");\r\n\t}\r\n<\/pre>\n\n<\/div>","protected":false},"excerpt":{"rendered":"Bookshelf\u3068Book\u3092\u9023\u643a\u3059\u308b src\/main\/java\/ \u2514jp.abc \u3000\u2514Bookshelf.java src\/main\/java\/ \u2514jp.abc \u3000\u2514Book.java HTML\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3092\u4fee\u6b63\u3059\u308b … “8\u670826\u65e5” \u306e<\/span>\u7d9a\u304d\u3092\u8aad\u3080<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[1,3],"tags":[],"_links":{"self":[{"href":"https:\/\/2019se3.satoshis.jp\/index.php?rest_route=\/wp\/v2\/posts\/277"}],"collection":[{"href":"https:\/\/2019se3.satoshis.jp\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/2019se3.satoshis.jp\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/2019se3.satoshis.jp\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/2019se3.satoshis.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=277"}],"version-history":[{"count":8,"href":"https:\/\/2019se3.satoshis.jp\/index.php?rest_route=\/wp\/v2\/posts\/277\/revisions"}],"predecessor-version":[{"id":285,"href":"https:\/\/2019se3.satoshis.jp\/index.php?rest_route=\/wp\/v2\/posts\/277\/revisions\/285"}],"wp:attachment":[{"href":"https:\/\/2019se3.satoshis.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=277"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/2019se3.satoshis.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=277"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/2019se3.satoshis.jp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=277"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}