java实体类中,对某些属性进行equals和hashCode设定,通过对设定属性来判断对象是否相等
实体类packagedemo12;importlombok.AllArgsConstructor;importlombok.Data;importlombok.NoArgsConstructor;importlombok.experimental.Accessors;importjava.util.Objects;@Data@NoArgsConstructor@AllArgsConstructor