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トップに関する質問(Spring Gladle) ページ共通部分のフィールドの表示方法

編集履歴

質問編集履歴

5

追記

2020/10/27 08:28

投稿

mitulu
mitulu

スコア2

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@@ -149,7 +149,7 @@
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  Gladle
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- ### 解決方法
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+ ### (追記) 解決方法
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  別ファイルにクラスを用意して継承させました。
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  AllController.java
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  ```

4

継承させて解決しました。

2020/10/27 08:28

投稿

mitulu
mitulu

スコア2

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@@ -146,4 +146,27 @@
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  ### 補足情報（FW/ツールのバージョンなど）
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  Eclipse IDE
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  Spring Boot
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- Gladle
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+ Gladle
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+
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+
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+ ### 解決方法
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+ 別ファイルにクラスを用意して継承させました。
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+ AllController.java
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+ ```
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+ public abstract class AllController {
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+ @ModelAttribute("toppageSearch")
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+ ToppageSearch setupForm() {
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+ return new ToppageSearch();
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+ }
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+
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+ @ModelAttribute("categorylist")
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+ List<Category> setuplist() {
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+ ～～～～
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+ return categorylist;
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+ }
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+ ```
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+ 参照先のController
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+ ```
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+ @Controller
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+ public class Mitulu extends AllController {
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+ ```

3

ソース修正

2020/10/27 08:27

投稿

mitulu
mitulu

スコア2

title CHANGED
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body CHANGED
@@ -105,25 +105,18 @@
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  参照元のController
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  ```
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  @Controller
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- @SessionAttributes({"toppageSearch", "loginUser"}) //追加
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+ @SessionAttributes({"toppageSearch", "categorylist"}) //追加
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  public class ToppageController extends AllController {
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- @Autowired
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- HttpSession session;
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-
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  @ModelAttribute("toppageSearch")
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  ToppageSearch setupForm() {
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  return new ToppageSearch();
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  }
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- //追加
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- @ModelAttribute("loginUser")
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+ @ModelAttribute("categorylist")
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- loginUser setupId() {
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+ List<Category> setuplist() {
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- if(session.getAttribute("user") != null) {
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- loginUser loginuser = (loginUser)session.getAttribute("user");
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- System.out.println(loginuser);
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+ ～～～～
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- return loginuser;
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+ return categorylist;
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- }
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  }
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@@ -134,7 +127,7 @@
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  参照先のController
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  ```
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  @Controller
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- @SessionAttributes({"toppageSearch", "loginUser"}) //追加
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+ @SessionAttributes({"toppageSearch", "categorylist"}) //追加
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  public class AA {
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  @RequestMapping("/mitulu")

2

ソースを修正。

2020/10/26 09:01

投稿

mitulu
mitulu

スコア2

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body CHANGED
@@ -38,38 +38,7 @@
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  at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:1057)
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  at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:943)
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  at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:1006)
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- at org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:898)
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- at javax.servlet.http.HttpServlet.service(HttpServlet.java:626)
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+ ～～～
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- at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:883)
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- at javax.servlet.http.HttpServlet.service(HttpServlet.java:733)
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- at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
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- at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
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- at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
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- at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
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- at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
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- at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
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- at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
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- at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
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- at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
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- at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
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- at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
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- at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
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- at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
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- at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
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- at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
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- at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
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- at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
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- at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
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- at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96)
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- at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:541)
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- at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:139)
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- at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
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- at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:74)
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- at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
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- at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:373)
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- at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
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- at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:868)
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- at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1589)
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  at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
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  at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
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  at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:630)
@@ -133,23 +102,51 @@
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  </body>
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  </html>
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  ```
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-
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- Controller
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+ 参照元のController
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-
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  ```
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  @Controller
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+ @SessionAttributes({"toppageSearch", "loginUser"}) //追加
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  public class ToppageController extends AllController {
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+ @Autowired
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+ HttpSession session;
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113
 
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- @ModelAttribute
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+ @ModelAttribute("toppageSearch")
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  ToppageSearch setupForm() {
146
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  return new ToppageSearch();
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  }
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+ //追加
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+ @ModelAttribute("loginUser")
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+ loginUser setupId() {
122
+ if(session.getAttribute("user") != null) {
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+ loginUser loginuser = (loginUser)session.getAttribute("user");
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+ System.out.println(loginuser);
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+ return loginuser;
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+ }
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+ }
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+
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+
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  @RequestMapping(value = "/Toppage", method = RequestMethod.GET)
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  public String displayTop(Model model) {
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  ...
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  ```
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+ 参照先のController
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+ ```
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+ @Controller
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+ @SessionAttributes({"toppageSearch", "loginUser"}) //追加
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+ public class AA {
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+
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+ @RequestMapping("/mitulu")
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+ public String mitulu() {
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+ return "mitulu";
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+ }
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+
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+ }
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+ ...
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+ ```
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+
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+
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  (/Toppageでは動作します。)
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1

ファイル名 訂正

2020/10/26 08:58

投稿

mitulu
mitulu

スコア2

title CHANGED
File without changes
body CHANGED
@@ -123,7 +123,7 @@
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  </form>
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  </div>
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  ```
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- header.html
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+ Toppage.html
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  ```
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  <html xmlns:th="http://www.thymeleaf.org">
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  <body>