| Application module: External properties | ISO/TS 10303-1129:2018-11(E)  © ISO  | 
         
         (*
ISO TC184/SC4/WG12 N8014 - ISO/TS 10303-1129 External properties - EXPRESS ARM
Supersedes 
         ISO TC184/SC4/WG12 N7439
*)
         
SCHEMA External_properties_arm;
         USE FROM
         External_library_arm;
            -- ISO/TS 10303-1778
         USE FROM
         Identification_assignment_arm;
            -- ISO/TS 10303-1021
         USE FROM
         Independent_property_arm;
            -- ISO/TS 10303-1036
         USE FROM
         Plib_class_reference_arm;
            -- ISO/TS 10303-1291
TYPE external_property_select =
         
         
         SELECT
            (Plib_property_reference, 
    External_library_property);
         END_TYPE; 
         
ENTITY External_library_property
           SUBTYPE OF (Independent_property);
           external_id : STRING;
           source : External_source;
DERIVE
           library_type : STRING := source.id;
         
         END_ENTITY;
ENTITY Plib_property_reference
           SUBTYPE OF (Independent_property);
           code : STRING;
           version : STRING;
           name_scope : Plib_class_reference;
         
         END_ENTITY;
SUBTYPE_CONSTRAINT plib_or_external FOR Independent_property;
           ONEOF (Plib_property_reference,
         External_library_property);
      
         END_SUBTYPE_CONSTRAINT;
         END_SCHEMA;  -- External_properties_arm
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