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Static Structure

Most metadata structures are predefined.

Like class/@name , package/description , and tips/tip , are the simplest. They can be evaluated to a single value or an array of values, by such an XPath expression.

Metadata value types are not limited to String , as you can see, Meta Facility provides many convenient methods for metadata inquiries, converting the result values into Boolean , Integer , Long , Short , Float , Double and Date , or arrays of them.

Even the localized/ metatree in tutor/meta/Brief.meta of the Brief Demo Application can also be considered a static metadata structure, because no coding is required to traverse throughout XML nodes to get values.