java反射對實體類取值和賦值

public static void checkDesignerEdit(Object dtos) throws Exception {
        Class  dtosClass = dtos.getClass();
        //獲得類的聲明的字段
        Field createTime= dtosClass.getDeclaredField("createTime");
        //可訪問私有變量
        createTime.setAccessible(true);
        //獲取實體屬性值
        Date createDate = (Date) createTime.get(dtos);
        String c = DateUtil.getFormateDateLong(createDate);
        String e = DateUtil.addDateMinut(c, 2880);
        String nowDate = DateUtil.getFormateDateLong(new Date());
        int differ = DateUtil.getDatePoor(e, nowDate, 1, 0);
        Field workStatusF = dtosClass.getDeclaredField("workStatus");
        workStatusF.setAccessible(true);
        int workStatus= (int) workStatusF.get(dtos);
        Field methodSetEdit = dtosClass.getDeclaredField("edit");
        methodSetEdit.setAccessible(true);
        Field methodSetEditTime = dtosClass.getDeclaredField("edtiTime");
        methodSetEditTime.setAccessible(true);
        if (differ > 0) {
            if (workStatus == 0 || workStatus == 10) {
               //調用實體類的set方法進行賦值
                methodSetEdit.set(dtos,1);
                methodSetEditTime.set(dtos,(long) differ);
            }
        } else {
            if (workStatus == 13 || workStatus == 16) {
                methodSetEdit.set(dtos,1);
                methodSetEditTime.set(dtos,0L);
            } else {
                methodSetEdit.set(dtos,0);
                methodSetEditTime.set(dtos,0L);
            }
        }
    }

 public CommonResult worksList(String userId, int page, int pageSize) throws Exception  {
        PageHelper.startPage(page, pageSize);
        List<DesignDTO1> dtos = designMapper.worksList(userId);
        for (DesignDTO1 dto : dtos) {
           //調用反射方法，實體類有公共的屬性和方法可調用
            checkDesignerEdit(dto);
        }
        PageInfo p = new PageInfo(dtos);
        Map map = new HashMap();
        map.put("rows", p.getList());
        map.put("totalCount", p.getTotal());

        return CommonResult.success(map);
    }

//實體類

import com.fasterxml.jackson.annotation.JsonFormat;

import java.util.Date;

public class DesignDTO1 {
    private Integer id;
    /**
     * 作品編號
     */
    private String worksId;
    /**
     * 作品名稱
     */
    private String worksName;

    /**
     * 上傳時間
     */
    @JsonFormat(pattern="yyyy-MM-dd HH:mm:ss",timezone="GMT+8")
    private Date createTime;

    /**
     * 狀態status_show
     */
    private Integer status;
    /**
     * 狀態描述
     */
    private String statusMsg;
    /**
     * 作品封面圖（圖片名稱）
     */
    private String workCoverImg;

    /**
     * 是否可修改
     */
    private Integer edit;
    /**
     * 可修改剩余時間
     */
    private  Long edtiTime;

    /**
     * 業務狀態status
     */
    private Integer workStatus;

    public Integer getId() {
        return id;
    }

    public void setId(Integer id) {
        this.id = id;
    }

    public String getWorksId() {
        return worksId;
    }

    public void setWorksId(String worksId) {
        this.worksId = worksId;
    }

    public String getWorksName() {
        return worksName;
    }

    public void setWorksName(String worksName) {
        this.worksName = worksName;
    }

    public Date getCreateTime() {
        return createTime;
    }

    public void setCreateTime(Date createTime) {
        this.createTime = createTime;
    }

    public Integer getStatus() {
        return status;
    }

    public void setStatus(Integer status) {
        this.status = status;
    }

    public String getStatusMsg() {
        return statusMsg;
    }

    public void setStatusMsg(String statusMsg) {
        this.statusMsg = statusMsg;
    }

    public String getWorkCoverImg() {
        return workCoverImg;
    }

    public void setWorkCoverImg(String workCoverImg) {
        this.workCoverImg = workCoverImg;
    }

    public Integer getEdit() {
        return edit;
    }

    public void setEdit(Integer edit) {
        this.edit = edit;
    }

    public Long getEdtiTime() {
        return edtiTime;
    }

    public void setEdtiTime(Long edtiTime) {
        this.edtiTime = edtiTime;
    }

    public Integer getWorkStatus() {
        return workStatus;
    }

    public void setWorkStatus(Integer workStatus) {
        this.workStatus = workStatus;
    }
}