src/test/org/apache/commons/jxpath/Vendor.xml

<?xml version="1.0" ?>

<!DOCTYPE vendor [
  <!ELEMENT vendor (location, contact, product)>
  <!ELEMENT location ANY>
  <!ATTLIST location
      id ID #REQUIRED
      name CDATA #IMPLIED
      manager CDATA #IMPLIED
  >
  <!ELEMENT contact ANY>
  <!ELEMENT product ANY>
]>

<vendor>
  <contact>John</contact>
  <contact>Jack</contact>
  <location id="100" name="local" manager="">
    <address>
      <street>Orchard Road</street>
    </address>
    <employeeCount>10</employeeCount>
  </location>

  <location id="101">
    <address>
      <street>Tangerine Drive</street>
    </address>
  </location>

  <product xmlns="productNS" xmlns:price="priceNS" xmlns:value="priceNS">
     <name>Box of oranges</name>
     We love this product.
     <!-- We are not buying this product, ever -->
     <price:amount price:discount="10%" discount="20%">45.95</price:amount>
     <prix xml:lang="fr">934.99</prix>
     <price:sale>
        <saleEnds>never</saleEnds>
     </price:sale>
     <?security do not show anybody ?>
     <?report average only ?>
  </product>
</vendor>