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File system with access and retrieval of XML documents

  • US 6,745,206 B2
  • Filed: 06/04/2001
  • Issued: 06/01/2004
  • Est. Priority Date: 06/05/2000
  • Status: Expired due to Fees
First Claim
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1. A computer implemented method of information retrieval, comprising the steps of:

  • retrieving structural information of memorized documents according to a document type declaration that corresponds to each of said documents;

    retrieving elements, attributes and values of said elements and said attributes of said documents;

    generating a multilevel inverted index from said structural information, said elements, said attributes and said values;

    accepting a specification from a user having members that comprise at least one of said elements, said attributes and said values;

    responsive to said specification, extracting data from said index that complies with at least one of said members;

    displaying a hierarchy of virtual directory paths of files in a file system, said files corresponding to ones of said documents, wherein said directory paths each comprise a sequence of said members, and wherein contents of directories that are identified in said directory paths comprise selected ones of said documents possessing said specification;

    responsive to said step of displaying a hierarchy of virtual directory paths, navigating said hierarchy; and

    browsing among said documents.

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