BuildingDetail 

@Column
@Readonly
private int messageStatus; 如果 @Column加上(hump=true) 只读字段便 赋值不上 反之则可以 不知道是不是bug  
应该是受驼峰命名的影响

List<BuildingDetail>  testList = buildingDetailService.query("^(id|houseno|messageStatus)$","SELECT a.id,b.status as messageStatus FROM xxx .....)