backend/src/main/java/nju/seec/helper/dto/SlideDTO.java

package nju.seec.helper.dto;

import lombok.Data;
import nju.seec.helper.util.enums.SlideState;
import org.hibernate.validator.constraints.Length;
import org.springframework.web.multipart.MultipartFile;

import javax.validation.constraints.NotBlank;
import javax.validation.constraints.NotNull;
import java.io.Serializable;

/**
 * @author cst
 */
@Data
public class SlideDTO implements Serializable {
    @NotNull(message = "缺少课程ID")
    private Integer courseId;
    @NotBlank(message = "课件名不能为空")
    @Length(max = 50, message = "课件名长度不能超过50")
    private String name;
    @NotNull(message = "缺少状态")
    private SlideState state;
    @NotNull(message = "缺少文件")
    private MultipartFile file;
}