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Message filtering

  • US 20030115336A1
  • Filed: 12/14/2001
  • Published: 06/19/2003
  • Est. Priority Date: 12/14/2001
  • Status: Active Grant
First Claim
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1. A communications manager for receiving publications and forwarding said publications on to parties who have subscribed to receive such publications, said communications manager comprising:

  • means for receiving a subscription request of a first type, said request including a filter expression having a least one attribute;

    means for mapping at least part of an attribute to a generic format (generic format filter attribute);

    means for receiving a publication message of a second type;

    means for comparing the publication received with the subscription request to determine whether the publication is appropriate for forwarding onto the subscriber originating the request, said comparing means comprising;

    means for identifying a generic format filter attribute; and

    means for mapping the generic format filter attribute to a format corresponding to the second message type, the communications manager further comprising;

    means for transmitting said publication to the originating subscriber.

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