Integrated generic resource: Systems engineering representation ISO 10303-61:2019(E)
© ISO

Cover page
Table of contents
Copyright
Foreword
Introduction
1 Scope
2 Normative references
3 Terms, definitions and abbreviated terms
    3.1 Terms and definitions
    3.2 Abbreviated terms

4 Systems engineering representation
   4.1 General
   4.2 Fundamental concepts and assumptions
   4.3 Systems engineering representation type definitions
   4.4 Systems engineering representation entity definitions
   4.5 Systems engineering representation function definitions

A Short names of entities
B Information object registration
C Computer interpretable listings
D EXPRESS-G diagrams
E Change history
Bibliography
Index

(*
ISO/TC 184/SC 4/WG 12 N10250 - ISO 10303-61 Systems engineering representation - EXPRESS
Supersedes ISO/TC 184/SC 4/WG 12 N5968
*)


SCHEMA systems_engineering_representation_schema;

 REFERENCE FROM action_schema   -- ISO 10303-41
  (action_method);

REFERENCE FROM iso13584_expressions_schema   -- ISO 13584-20
  (expression);

REFERENCE FROM management_resources_schema   -- ISO 10303-41
  (action_method_assignment);

REFERENCE FROM product_analysis_schema;    -- ISO 10303-53

 REFERENCE FROM representation_schema   -- ISO 10303-43
  (representation,
   representation_context,
   representation_item);

REFERENCE FROM state_type_schema;    -- ISO 10303-56

 REFERENCE FROM support_resource_schema   -- ISO 10303-41
  (bag_to_set,
   identifier,
   label,
   text);


TYPE analysis_model_idealisation_item = EXTENSIBLE GENERIC_ENTITY SELECT
   (physical_product_domain);
END_TYPE;

TYPE expression_element = SELECT
   (expression);
END_TYPE;

TYPE representation_proxy_select = EXTENSIBLE GENERIC_ENTITY SELECT;
END_TYPE;

TYPE se_representation_proxy_select = SELECT BASED_ON representation_proxy_select WITH
   (action_method,
    state_type,
    state_type_relationship);
END_TYPE;

TYPE state_based_behaviour_element = SELECT
   (state_type,
    state_type_relationship);
END_TYPE;

ENTITY action_method_assignment_relationship;
  relating_assignment : action_method_assignment;
  related_assignment : action_method_assignment;
END_ENTITY;

ENTITY analysis_model
  SUBTYPE OF (representation);
  SELF\representation.context_of_items : analysis_representation_context;
END_ENTITY;

ENTITY analysis_model_relationship;
  id : identifier;
  name : label;
  description : text;
  idealised : analysis_model;
  idealisation : analysis_model_idealisation_item;
END_ENTITY;

ENTITY analysis_representation_context
  SUBTYPE OF (representation_context);
END_ENTITY;

ENTITY description_text;
  description : text;
END_ENTITY;

ENTITY description_text_assignment
  ABSTRACT SUPERTYPE ;
  description : description_text;
END_ENTITY;

ENTITY description_text_assignment_relationship;
  id : OPTIONAL identifier;
  description : OPTIONAL text;
  relating : description_text_assignment;
  related : description_text_assignment;
  relation_type : STRING;
WHERE
  WR1: acyclic_description_text_assignment_relationship(SELF, [related], 'SYSTEMS_ENGINEERING_REPRESENTATION_SCHEMA.DESCRIPTION_TEXT_ASSIGNMENT_RELATIONSHIP');
END_ENTITY;

ENTITY expression_assignment
  ABSTRACT SUPERTYPE ;
  assigned_expression : expression;
  role : expression_role;
END_ENTITY;

ENTITY expression_item_representation_item
  SUBTYPE OF (representation_item);
  item : expression_element;
END_ENTITY;

ENTITY expression_representation
  SUBTYPE OF (representation);
  SELF\representation.context_of_items : expression_representation_context;
  SELF\representation.items : SET[1:?] OF expression_item_representation_item;
END_ENTITY;

ENTITY expression_representation_context
  SUBTYPE OF (representation_context);
END_ENTITY;

ENTITY expression_role;
  name : label;
  description : OPTIONAL text;
END_ENTITY;

ENTITY functional_model
  SUBTYPE OF (representation);
  SELF\representation.context_of_items : functional_representation_context;
  SELF\representation.items : SET[1:?] OF functional_representation_item;
END_ENTITY;

ENTITY functional_representation_context
  SUBTYPE OF (representation_context);
END_ENTITY;

ENTITY functional_representation_item
  SUBTYPE OF (representation_proxy_item);
  SELF\representation_proxy_item.item : action_method;
END_ENTITY;

ENTITY representation_proxy_item
  SUBTYPE OF (representation_item);
  item : representation_proxy_select;
END_ENTITY;

ENTITY state_based_behaviour_model
  SUBTYPE OF (representation);
  SELF\representation.context_of_items : state_based_behaviour_representation_context;
  SELF\representation.items : SET[1:?] OF state_based_behaviour_representation_item;
END_ENTITY;

ENTITY state_based_behaviour_representation_context
  SUBTYPE OF (representation_context);
END_ENTITY;

ENTITY state_based_behaviour_representation_item
  SUBTYPE OF (representation_proxy_item);
  SELF\representation_proxy_item.item : state_based_behaviour_element;
END_ENTITY;

FUNCTION acyclic_description_text_assignment_relationship
 (relation : description_text_assignment_relationship; relatives : SET[1:?] OF description_text_assignment; specific_relation : STRING) : BOOLEAN; 
  LOCAL
  x : SET OF description_text_assignment_relationship;
    END_LOCAL;
      IF relation.relating IN relatives
  THEN
    RETURN(FALSE);
  END_IF;
      x := QUERY(dtar
                 <* bag_to_set(USEDIN(relation.relating, 'SYSTEMS_ENGINEERING_REPRESENTATION_SCHEMA.DESCRIPTION_TEXT_ASSIGNMENT_RELATIONSHIP.RELATED'))
                 | specific_relation IN TYPEOF(dtar));
      REPEAT i := 1 TO HIINDEX(x);
    IF NOT acyclic_description_text_assignment_relationship(x[i], relatives + relation.relating, specific_relation)
    THEN
      RETURN(FALSE);
    END_IF;
  END_REPEAT;
      RETURN(TRUE);
END_FUNCTION;

END_SCHEMA;  -- systems_engineering_representation_schema


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