XML Transcript Technical Training

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XML Transcript Technical Training

• PESC 1st Annual Conference for TECHNOLOGY
  STANDARDS

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Presenters

• Jerry Bracken
• Brigham Young University
• Bruce Marton
• University of Texas at Austin

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Topics

• XML Schema Language
• Development Issues
• PESC XML standards framework
• Transport Technology and Security
• Manipulating XML
• Web Services

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XML Technology Milestones

• Extensible markup language (XML) 1.0 February
  1998
• structured information
• XHTML 1.0 - January 2000
• XML Schema 1.0 - May 2001
• Language to enforce standards

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XML Terms

• DTD Master listing of all the elements including
  where and how they need to be placed in the
  documents
• Schema An XML application that can describe the
  allowed content of documents
• XSL, XSLT converts an XML file into a another
  specified format
• Parser Tool that reads the document and divides
  it into individual elements, attributes, and
  other pieces
• Validation Process of checking structural
  validity of document

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ltSTUDENTID type SSNgt 123456789
lt/STUDENTIDgt ltDEMOGRAPHICgt ltBIRTH DATE
typeDATEgt 19740823 lt/BIRTH DATEgt
ltGENDERgt M lt/GENDERgt lt/DEMOGRAPHICgt ltGRADE_R
EPORTgt ltSESSION Code!199901gt ltLABELgt
SPRING SESSION lt/LABELgt ltYEAR
typeCCYYgt 1999 lt/YEARgt ltCOURSE
index1gt ltCREDIT typehoursgt 4
lt/CREDITgt ltGRADEgt A lt/GRADEgt
ltCODEgt SPN 406 lt/CODEgt
ltCOURSE_TITLEgt SPANISH I
lt/COURSE_TITLEgt lt/COURSEgt ltCOURSE index2gt
ltCREDIT typehoursgt 3 lt/CREDITgt
ltGRADEgt B lt/GRADEgt ltCODEgt HIS
302 lt/CODEgt ltCOURSE_TITLEgt TX
HISTORY lt/COURSE_TITLEgt lt/COURSEgt
Application Generates XML
Receiver
Sender
XML Parser checks document
Receiver Application processes file
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XML Schema Features

• Minimum/Maximum Length
• Required/Optional
• Repeatable
• Format Number, Date etc.
• Code lists
• Mandatory choice
• User-defined extensions

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XML Schema Extensibility

• Extensions
• Substitutions
• References to other Schemas
• Take all or part
• Modify as needed

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Core Components

• Data dictionary
• Core Components XML Schema
• Data Formats
• Business processes
• Data Relationships
• Naming conventions

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Standards Forum Core Components
Core Components Data Dictionary
Sector Library
Sector Library
Application Schema
Application Schema
Application Schema
Sector Library
Application Schema
Application Schema
Application Schema
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User-defined Extensions

• Allows mutually defined sub-schemas
• State systems
• Regional requirements
• Allows strict standards within system
• Other user can ignore.
• National ratification not needed

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XML Transport

• Delivery
• Security
• Routing
• Receipt Confirmation

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Web Transport Technologies

• https Hypertext Transfer Protocol - Secure
• SSL Secure Socket Layer
• encryption
• digital certificates

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Message Technologies

• SOAP SimpleObject Access Protocol
• XML based
• Rules of Engagement
• What is in the message
• Protocols
• Expected responses

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Other Transport Technologies

• FTP File Transfer Protocol
• FTP in Batch
• Texas server
• PGP/PKI
• Secure FTP

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Manipulating XML

• XSL eXtensible Stylesheet Language
• XSLT XSL Transformations
• X-path

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Extracting XML data

• Data binding
• Java Architecture for XML Binding (JAXB)
• .NET
• Parsing
• Xerces
• Saxon

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Web Services

• Real-time exchange
• web services vs. Web Services

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XML College Transcript Documentation

• Schemas available at
• www.pesc.org

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Questions?