Springboot List集合的校验方式

pom.xml 引入

	
		org.hibernate.validator
		hibernate-validator
		6.2.0.Final
	
	
      org.springframework.boot
      spring-boot-starter-validation
    

校验实体类注解

@Data
@NoArgsConstructor
@AllArgsConstructor
@JsonIgnoreProperties(ignoreUnknown=true)
public class ThirdAlarmInfoRequest {
    /**
     * 报警id
     */
    @NotNull(message = "报警id为空",groups = {Add.class})
    private Long alarmId;
    /**
     * 报警时间
     */
    @NotNull(message = "报警时间为空",groups = {Add.class})
    private Date alarmTime;
    /**
     * 报警州市
     */
    @org.hibernate.validator.constraints.NotBlank(message = "报警州市为空",groups = {Add.class})
//    @NotBlank(message = "报警州市为空",groups = {Add.class})
    private String alarmCity;

接口校验方式一

    @PostMapping("/batchAdd")
    public RestResult batchAdd(@Validated(Add.class)  @RequestBody ValidList alarmRequest) throws BusinessException {
        logger.info("thirdAlarmInfoController.batchAdd.param:{}", JSONObject.toJSONString(alarmRequest));
        Long rows = thirdAlarmInfoService.batchAdd(alarmRequest);
        return RestResult.createSuccessfulResult(rows);
    }

 import javax.validation.Valid;
import java.util.*;


/**
 * @author
 * @describe：
 * @date 2025/3/19
 */
public class ValidList  implements List {

    @Valid
    private List list = new LinkedList<>();

    @Override
    public int size() {
        return list.size();
    }

    @Override
    public boolean isEmpty() {
        return list.isEmpty();
    }

    @Override
    public boolean contains(Object o) {
        return list.contains(o);
    }

    @Override
    public Iterator iterator() {
        return list.iterator();
    }

    @Override
    public Object[] toArray() {
        return list.toArray();
    }

    @Override
    public  T[] toArray(T[] a) {
        return list.toArray(a);
    }

    @Override
    public boolean add(E e) {
        return list.add(e);
    }

    @Override
    public boolean remove(Object o) {
        return list.remove(o);
    }

    @Override
    public boolean containsAll(Collection c) {
        return list.containsAll(c);
    }

    @Override
    public boolean addAll(Collection c) {
        return list.addAll(c);
    }

    @Override
    public boolean addAll(int index, Collection c) {
        return list.addAll(index, c);
    }

    @Override
    public boolean removeAll(Collection c) {
        return list.removeAll(c);
    }

    @Override
    public boolean retainAll(Collection c) {
        return list.retainAll(c);
    }

    @Override
    public void clear() {
        list.clear();
    }

    @Override
    public E get(int index) {
        return list.get(index);
    }

    @Override
    public E set(int index, E element) {
        return list.set(index, element);
    }

    @Override
    public void add(int index, E element) {
        list.add(index, element);
    }

    @Override
    public E remove(int index) {
        return list.remove(index);
    }

    @Override
    public int indexOf(Object o) {
        return list.indexOf(o);
    }

    @Override
    public int lastIndexOf(Object o) {
        return list.lastIndexOf(o);
    }

    @Override
    public ListIterator listIterator() {
        return list.listIterator();
    }

    @Override
    public ListIterator listIterator(int index) {
        return list.listIterator(index);
    }

    @Override
    public List subList(int fromIndex, int toIndex) {
        return list.subList(fromIndex, toIndex);
    }

    public List getList() {
        return list;
    }

    public void setList(List list) {
        this.list = list;
    }



}

接口校验方式二

	    /**
     * 批量新增三方报警数据
     */
    @PostMapping("/batchAdd")
    public RestResult batchAdd(@RequestBody List alarmRequest) throws BusinessException {
 
        validateList(alarmRequest, Add.class);
        logger.info("thirdAlarmInfoController.batchAdd.param:{}", JSONObject.toJSONString(alarmRequest));
        Long rows = thirdAlarmInfoService.batchAdd(alarmRequest);
        return RestResult.createSuccessfulResult(rows);
    }

    /**
     * 校验List，逐个校验每个元素
     *
     * @param list 校验的参数
     * @param clazz 检验分组 可传多个
     */
    public void validateList(List list, Class... clazz) throws BusinessException {
        StringBuilder errorMessage = new StringBuilder("列表校验失败：");

        // 遍历列表，逐个校验每个元素
        for (Object element : list) {
            // 校验元素本身
            Set> violations = validator.validate(element, clazz);

            // 收集错误信息
            if (!violations.isEmpty()) {
                for (ConstraintViolation