怎么通过Feature来获得body

牧马人

如我通过BlockFeatureBuildr创建了一个Block特征，怎么通过这个Feature来获得Body呢？
Features::Feature *blockFeature;
  blockFeature=BlockFeatureBuilder1->CommitFeature();

mildcat

& A9 _& S1 c" A# h4 h! zint UF_MODL_ask_feat_body
! D( [  N) R- M$ k(

tag_t feature_obj_id,
tag_t * body_obj_id
, |  {% X2 l( m3 S
)