In addition to the generic FME feature attributes that FME Workbench adds to all features (see About Feature Type Attributes), this format also adds format-specific attributes (Format Attributes).
Geometry
The geometry of IMDF features is identified by the json_type attribute. The valid values for this attribute are:
|
json_type |
Description |
|
json_collection |
Feature with multiple geometries |
|
json_line |
Linear feature |
|
json_no_geom |
FME Feature with no geometry |
|
json_point |
Point feature |
|
json_polygon |
Simple polygon or donut feature |
|
json_rectangle |
Simple rectangular polygon feature |
Areas
json_type: json_polygon
Features with their json_type set to json_polygon are polygon features which may or may not have interior boundaries, or an aggregate of such polygons.
Features: fixture, footprint, geofence, level, occupant, section, venue, zone
No Geometry
json_type: json_no_geom
Features with their json_type attribute set to json_no_geom do not contain any geometry data.
Features: address, building, relationship
Lines
json_type: json_line
Features with their json_type set to json_line are polyline features or an aggregate of polylines.
Features: detail, opening
Points
json_type: json_point
Features with their json_type set to json_point are single coordinate features or an aggregate of single points.
Features: amenity, anchor, occupant