question: return the field based on the tag value associated with the object . concode_field_sep List<ObjectInspector> children concode_elem_sep byte tag concode_elem_sep Object object concode_field_sep Object getObject concode_elem_sep Category getCategory concode_elem_sep String toString concode_elem_sep String toString concode_elem_sep byte getTag concode_elem_sep byte getTag concode_elem_sep String getTypeName concode_elem_sep List<ObjectInspector> getObjectInspectors
target: Object function ( Object arg0 ) { if ( arg0 == null ) { return null ; } return ( ( UnionObject ) arg0 ) . getObject ( ) ; }