# ChangeRequestStatusDTO.java

    package cloud.wconnect.it.pojo.dto.servicerequestcenter;

    import jakarta.validation.constraints.NotNull;
    import lombok.Data;
    import org.hibernate.validator.constraints.Range;

    /**
     * DTO: Change Status
     *
     * @author: yyt
     * 2025-12-18
     */
    @Data
    public class ChangeRequestStatusDTO {

        /**
         * 新状态 1.resolved 2.open 3.in progress
         */
        @NotNull(message = "newStatus cannot be null")
        @Range(min = 1, max = 3, message = "newStatus must be [1.resolved 2.open 3.in progress]")
        private Integer newStatus;

    }