This text file contains sample code fragments from:
Chapter 21 - Transformation Patterns
Book - SOA Design Patterns
Series - Prentice Hall Service-Oriented Computing Series from Thomas Erl
Site - www.soabooks.com


<xsl:stylesheet
  xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
  xmlns:xsd="http://www.w3.org/2001/XMLSchema"
  xmlns:ubl="...." xmlns:cbc="..."
  xmlns:cac="..." xmlns:tri="..."
  exclude-result-prefixes="xsd ubl cbc cac"
  version="2.0">
  <xsl:output indent="yes"/>

  <!-- Create the Tri-Fold reference from the Alleywood ID URI. -->
  <xsl:function name="tri:ref" as="xsd:string">
    <xsl:param name="elem" as="element()"/>
    <xsl:sequence select=
      "substring-after($elem/cbc:ID, '#')"/>
  </xsl:function>
  ...

  <!-- This represents the main entry point for
    the entire order. -->
  <xsl:template match="ubl:Order">
    <tri:order-form id="{ cbc:ID }" timestamp="{
      dateTime(cbc:IssueDate, cbc:IssueTime) }">
        <xsl:apply-templates select="
          cac:BuyerCustomerParty, cac:Delivery,
          cac:OrderLine/cac:LineItem"/>
    </tri:order-form>
  </xsl:template>

  <!-- Process the customer contact information. -->
  <xsl:template match="cac:BuyerCustomerParty">
    <xsl:variable name="ref" select="
      tri:ref(cac:Party/cac:PartyIdentification)"/>
    <xsl:variable name="party" select="tri:party($ref)"/>
    <tri:customer ref="{ $ref }">
      <tri:name>
        <xsl:value-of select="$party/name"/>
      </tri:name>
      <tri:street>
        <xsl:value-of select="$party/street"/>
      </tri:street>
      <tri:city zip="{ $party/zip }"
        state="{ $party/state }">
          <xsl:value-of select="$party/city"/>
      </tri:city>
      <xsl:apply-templates select="cac:BuyerContact"/>
    </tri:customer>
  </xsl:template>

    <!-- Transform the customer contact information. -->
    <xsl:template match="cac:BuyerContact">
      <tri:contact name="{ cbc:Name }"
        phone="{ cbc:Telephone }"/>
    </xsl:template>
    ...
</xsl:stylesheet>

Example 21.4 - A look at the XSLT stylesheet used to enable the receipt of an Alleywood purchase order by a Tri-Fold service. Only the markup code responsible for transforming customer contact data is shown.