public class Copy {@SneakyThrowspublic static void objectClone(Object newObject, Object oldObject) {//获取目标对象的所有属性Field[] oldFiled = oldObject.getClass().getDeclaredFields();//新建待办对象Field newField;//遍历目标对象的所有属性for (Field oldField : oldFiled) {//判断权限是否是PUBLICif (!oldField.isAccessible())//不是则修改权限oldField.setAccessible(true);try {//目标对象属性复制给待办对象newField = newObject.getClass().getDeclaredField(oldField.getName());//判断类型是否相等if (oldField.getType() != newField.getType()){continue;}//判断访问权限if (!newField.isAccessible())//修改访问权限newField.setAccessible(true);//把待办对象set方法赋值newField.set(newObject, oldField.get(oldObject));}catch (Exception e){continue;}}return;}
}

    //通过反射机制 把UserOne复制给UserTwo@Testpublic void copy() {UserOne userOne = new UserOne();userOne.setId(3);userOne.setName("小伙子");userOne.setIsnot(true);userOne.setSex("塑料袋积分");userOne.setAge("我今年19岁");UserTwo userTwo = new UserTwo();Copy.objectClone(userTwo, userOne);System.out.println(userTwo.getId() + "," + userTwo.getName()+","+userTwo.getSex()+"."+userTwo.getAge());}

@Getter
@Setter
@Entity
@AllArgsConstructor
@NoArgsConstructor
@Table(name = "userone")
public class UserOne implements Serializable {@Id@ApiModelProperty(value = "用户id", name = "id")private Integer id;@Column(name = "name")@ApiModelProperty(value = "用户姓名", name = "name")protected String name;public boolean isnot;private String sex;

@Data
@Entity
@Table(name = "usertwo")
public class UserTwo implements Serializable {@Id@GeneratedValue(strategy = GenerationType.IDENTITY)private Integer id;//@Column(name = "age")private String name;private Integer sex;private String age;