質問編集履歴
1
HeloController.javaにindex※を追記。文字数上form部分削除
title
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File without changes
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body
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@@ -16,8 +16,8 @@
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```
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### 該当のソースコード
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-
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-
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19
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+
MyDataService.java
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```Java
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package com.tuyano.springboot;
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import java.util.List;
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@@ -66,8 +66,8 @@
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}
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}
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```
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69
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-
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70
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-
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+
MyDataRepository.java
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```Java
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package com.tuyano.springboot.repositories;
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import java.util.List;
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import java.util.Optional;
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@@ -87,8 +87,8 @@
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public List<MyData> findByAgeBetween(Integer age1, Integer age2);
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}
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```
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90
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-
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-
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90
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HeloController.java
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```Java
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package com.tuyano.springboot;
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import java.util.List;
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@@ -123,6 +123,21 @@
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mav.addObject("datalist", list);
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return mav;
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}
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//
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127
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// index※追記
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//
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@RequestMapping(value = "/page/{num}", method = RequestMethod.GET)
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public ModelAndView page(@PathVariable Integer num,
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ModelAndView mav) {
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Page<MyData> page = service.getMyDataInPage(num);
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mav.setViewName("index");
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mav.addObject("title", "Find Page");
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mav.addObject("msg", "MyDataのサンプル。");
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mav.addObject("pagenumber", num);
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mav.addObject("datalist", page);
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return mav;
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}
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+
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// find
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@RequestMapping(value = "/find", method = RequestMethod.GET)
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public ModelAndView find(ModelAndView mav) {
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@@ -149,26 +164,6 @@
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}
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return mav;
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}
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-
// form
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@RequestMapping(value = "/", method = RequestMethod.POST)
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@Transactional(readOnly = false)
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public ModelAndView form(
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@ModelAttribute("formModel") @Validated MyData mydata,
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BindingResult result,
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ModelAndView mov) { // バリデーションチェックの結果を調べる。
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ModelAndView res = null;
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if (!result.hasErrors()) { // エラーじゃなかった（true）場合
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repository.saveAndFlush(mydata);
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res = new ModelAndView("redirect:/");
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} else { // エラーの場合
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mov.setViewName("index");
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mov.addObject("msg", "sorry, error is occred...");
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Iterable<MyData> list = repository.findAll();
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mov.addObject("datalist", list);
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res = mov;
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}
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return res;
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}
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// P342リスト7-12
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@Autowired
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MyDataBean myDataBean;
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@@ -252,8 +247,8 @@
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}
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}
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```
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-
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-
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+
index.html
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+
```Html
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<!DOCTYPE html>
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<html xmlns:th="http://www.thymeleaf.org">
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<head>
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