FAQ n.137681

Would you provide a specific DTD file with the XML file provided, in order to interpret and manage this XML file format in a consistent way? And why not using the ATA standard S1000D format?

Answer

The eRules XML format used is fully documented using the Office Open XML standard (XML Schemas available) with the EASA Erules XML Schema added. DTDs (the XML Schema’s predecessor) are not available. Using the schemas you can validate the XML, both the “er” namespace and the Office Open XML parts. In most of the cases, though, you probably do not need to validate against the schema in order to extract the data from the file.

There are many partially competing standard formats available, and while the ATA S1000D is certainly interesting, we did find that using OOXML as a basis  provided us with a good coverage of the stakeholder use cases, as well as future flexibility.

Last updated
08/03/2023

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