2026_09_5H_Spring_KIZAKI/Monegement
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base: 2026_09_5H_Spring_KIZAKI:43740691b53371cdc991235a277f996f9fa0174a
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2026_09_5H_Spring_KIZAKI:master 2026_09_5H_Spring_KIZAKI:n-kawahito 2026_09_5H_Spring_KIZAKI:s-choi 2026_09_5H_Spring_KIZAKI:s-morimoto 2026_09_5H_Spring_KIZAKI:k-oshita 2026_09_5H_Spring_KIZAKI:k-kobayashi 2026_09_5H_Spring_KIZAKI:s-morimto 2026_09_5H_Spring_KIZAKI:s-kikuchi
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compare: 2026_09_5H_Spring_KIZAKI:cbd5aa6a7d9dc0c7f75d7bd30befb4ac3d8b00dc
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2026_09_5H_Spring_KIZAKI:master 2026_09_5H_Spring_KIZAKI:n-kawahito 2026_09_5H_Spring_KIZAKI:s-choi 2026_09_5H_Spring_KIZAKI:s-morimoto 2026_09_5H_Spring_KIZAKI:k-oshita 2026_09_5H_Spring_KIZAKI:k-kobayashi 2026_09_5H_Spring_KIZAKI:s-morimto 2026_09_5H_Spring_KIZAKI:s-kikuchi

3 Commits
43740691b5 ... cbd5aa6a7d

Author SHA1 Message Date
s-morimoto
cbd5aa6a7d Merge branch 'n-kawahito' of https://gitea.it-college.co.jp/2026_09_5H_Spring_KIZAKI/Monegement into s-morimto 2026-09-18 13:12:35 +09:00
n-kawahito
7719c002ff [ADD]共通例外処理を実装しました 2026-09-18 12:46:43 +09:00
n-kawahito
8884a74625 [ADD]エラー画面処理を実装しました 2026-09-18 12:46:14 +09:00
3 changed files with 66 additions and 0 deletions
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12
src/main/java/com/example/demo/app/presentation/controller/ErrorController.java Normal file
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package com.example.demo.app.presentation.controller;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.GetMapping;
@Controller
public class ErrorController {
@GetMapping("/error")
public String showError() {
return "error";
}
}

22
src/main/java/com/example/demo/exception/GlobalExceptionHandler.java Normal file
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package com.example.demo.exception;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.ControllerAdvice;
import org.springframework.web.bind.annotation.ExceptionHandler;
@ControllerAdvice
public class GlobalExceptionHandler {
@ExceptionHandler(Exception.class)
public String handleException(
Exception e,
Model model) {
model.addAttribute(
"errorMessage",
"システムエラーが発生しました。"
+ "初めからやり直してください。");
return "error";
}
}

32
src/main/resources/templates/error.html Normal file
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<!DOCTYPE html>
<html xmlns:th="http://www.thymeleaf.org">
<head>
<meta charset="UTF-8" name="viewport" content="width=device-width, initial-scale=1">
<title>エラー</title>
<link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.7/dist/css/bootstrap.min.css" rel="stylesheet">
</head>
<body>
</head>
<body>
<div th:replace="~{header :: header}">
</div>
<div class="container text-center mt-5">
<h2 class="text-danger">
エラーが発生しました
</h2>
<p th:text="${errorMessage}"></p>
<a class="btn btn-primary" th:href="@{/login}">
ログイン画面へ
</a>
</div>
<script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.7/dist/js/bootstrap.bundle.min.js"></script>
</body>
</html>