| 摘要 |
A method and system of optimizing content delivery at a processing element i n a dynamic content delivery architecture, the method having the steps of: receiving a content and metadata envelope at the processing element; checking the content and metada ta envelope to determine whether the content and metadata envelope includes metadata for the processing element; if the content envelope contains metadata for the processing element, extracting and caching the metadata; if the content envelope does n ot contain metadata for the processing element, retrieving metadata for a content provider associated with the content from a cache on the processing element; and applying the extracted or retrieved metadata to the content and metadata envelope.</SDOAB >
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