<xs:complexType name="vaultType">
      <xs:annotation>
         <xs:documentation>
               <![CDATA[
	           Vault Configuration. If no 'code' and 'module' are supplied the default implementation will be used.
	           If 'code' is specified but no 'module', it will look for the class named by 'specified' in the picketbox module.
	           If 'module' is specified, it will look for the class specified by 'code' in the module specified by 'module'.
                ]]>
         </xs:documentation>
      </xs:annotation>
      <xs:sequence>
          <xs:element name="vault-option" type="propertyType" minOccurs="0" maxOccurs="unbounded"/>
      </xs:sequence>
      <xs:attribute name="code" type="xs:string" use="optional"/>
      <xs:attribute name="module" type="xs:string" use="optional"/>
   </xs:complexType>