CREATE TABLE error_log (
    id INT AUTO_INCREMENT PRIMARY KEY,
    timestamp TIMESTAMP,
    exception_message TEXT,
    stack_trace TEXT
);

@Entity
@Table(name = "error_log")
public class ErrorLog {
    @Id
    @GeneratedValue(strategy = GenerationType.IDENTITY)
    private Long id;
    @Column(name = "timestamp")
    private LocalDateTime timestamp;
    @Column(name = "exception_message")
    private String exceptionMessage;
    @Column(name = "stack_trace", columnDefinition = "TEXT")
    private String stackTrace;
    // 構造函數(shù)、getter和setter
}

@ControllerAdvice
public class GlobalExceptionHandler {
    @Autowired
    private ErrorLogRepository errorLogRepository;
    @ExceptionHandler(Exception.class)
    public void handleException(Exception ex) {
        ErrorLog errorLog = new ErrorLog();
        errorLog.setTimestamp(LocalDateTime.now());
        errorLog.setExceptionMessage(ex.getMessage());
        errorLog.setStackTrace(ExceptionUtils.getStackTrace(ex)); // 使用Apache Commons Lang工具類獲取堆棧跟蹤
        errorLogRepository.save(errorLog);
    }
}

public interface ErrorLogRepository extends JpaRepository<ErrorLog, Long> {
    // 可以添加自定義查詢方法
}