ISO 10303-214:2010(E)
A Document_file is one of potentially more files on a computer system or in actual stacks of paper that make up a Document_representation.
Each Document_file is a Hardcopy or a Digital_file.
The data associated with a Document_file are the following:
The content characterizes the content of the Document_file.
See document_file to document_content_property for the application assertion.
The content need not be specified for a particular Document_file.
The creation specifies further details of the context of the creation of the Document_file.
See document_file to document_creation_property for the application assertion.
The creation need not be specified for a particular Document_file.
The description specifies additional information about the Document_file.
See document_file to multi_language_string for the application assertion.
The description need not be specified for a particular Document_file.
If present, there shall be exactly one object that defines the description for a Document_file.
The document_file_type specifies the format of the Document_file. It shall only be specified, if the Document_file does not participate in a Document.
See document_file to document_type_property for the application assertion.
The document_file_type need not be specified for a particular Document_file.
The external_id_and_location specifies alternatives of the identifier and location of the Document_file.
EXAMPLE A copy of a document may be found in another department with a different id.
See document_file to external_file_id_and_location for the application assertion.
The file_format specifies the characteristics of the Document_file that specify the format of the object.
See document_file to document_format_property for the application assertion.
The file_format need not be specified for a particular Document_file.
The file_id specifies the identifier which is used to locate the file either on a computer system or in a repository of paper documents.
The size specifies characteristics for the size of the Document_file.
See document_file to document_size_property for the application assertion.
The size need not be specified for a particular Document_file.
The version_id specifies the identification of the version that distinguishes one Document_file object from other versions of Document_file objects with the same file_id.
The version_id need not be specified for a particular Document_file.
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