Javaを使ってオンライン試験システムの問題入力機能を構築する方法

public class Question {
    private Long id; // 试题ID
    private String content; // 试题内容
    private String type; // 试题类型
    private List<String> options; // 选项列表
    private int answer; // 正确答案索引
    private List<String> tags; // 试题标签
    // 省略getters和setters
}

<form th:object="${question}" method="post" action="/question/save">
    <input type="text" name="content" placeholder="请输入试题内容"/><br/>
    <select name="type">
        <option value="选择题">选择题</option>
        <option value="填空题">填空题</option>
        <option value="判断题">判断题</option>
    </select><br/>
    <input type="text" name="options[0]" placeholder="请输入选项1"/><br/>
    <input type="text" name="options[1]" placeholder="请输入选项2"/><br/>
    <input type="text" name="options[2]" placeholder="请输入选项3"/><br/>
    <input type="text" name="options[3]" placeholder="请输入选项4"/><br/>
    <input type="text" name="answer" placeholder="请输入正确答案索引"/><br/>
    <input type="text" name="tags[0]" placeholder="请输入标签1"/><br/>
    <input type="text" name="tags[1]" placeholder="请输入标签2"/><br/>
    <input type="text" name="tags[2]" placeholder="请输入标签3"/><br/>
    <input type="file" name="image"/><br/>
    <input type="submit" value="保存"/>
</form>

@Controller
public class QuestionController {
    @Autowired
    private QuestionService questionService;
    
    @PostMapping("/question/save")
    public String save(@ModelAttribute Question question, @RequestParam("image") MultipartFile image) {
        // 保存试题信息
        questionService.save(question);
        
        // 保存图片信息
        if (!image.isEmpty()) {
            String imagePath = questionService.saveImage(image);
            questionService.updateImage(question.getId(), imagePath);
        }
        
        return "redirect:/question/list";
    }
}

<table>
    <thead>
        <tr>
            <th>试题ID</th>
            <th>试题内容</th>
            <th>试题类型</th>
            <th>选项列表</th>
            <th>正确答案索引</th>
            <th>标签列表</th>
            <th>操作</th>
        </tr>
    </thead>
    <tbody>
        <tr th:each="question : ${questions}">
            <td th:text="${question.id}"></td>
            <td th:text="${question.content}"></td>
            <td th:text="${question.type}"></td>
            <td th:text="${question.options}"></td>
            <td th:text="${question.answer}"></td>
            <td th:text="${question.tags}"></td>
            <td>
                <a th:href="'/question/edit?id=' + ${question.id}">编辑</a>
                <a th:href="'/question/delete?id=' + ${question.id}">删除</a>
            </td>
        </tr>
    </tbody>
</table>