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IHandler

Implement the IHandler interface to retrieve information from an external system.

InitializeInitializes a metadata binding handler.
ResolveIdsGets the minimal metadata required for the supplied field and list of ids from the external system.
RetrieveTagsGets the minimal metadata for the supplied field and inputFilter from the external system.

Inside each tag, <em> tags indicate the part that matches the inputFilter.

RetrieveTagStructureGets the entire hierarchical structure and the minimal metadata for the supplied field from the external system.

Inside each tag, <em> tags indicate the part that matches the inputFilter.

ValidateChecks whether the supplied ids are still present in the external system and are valid for the given field.