lexical parameter support

Hello ,
If i have a data template like the below using lexical parameters :

  <?xml version="1.0" encoding="UTF-8" ?>

- <dataTemplate name="XXBUDVER" description="Provides an audit trail of changes to a budget from one version to another" defaultPackage="custpa_budget_versions" version="1.0">

- <parameters>

  ...

  </parameters>

- <lexicals>

  <lexical dataType="varchar2" name="PWHERECLAUSE" />

  </lexicals>

- <dataquery>

- <sqlStatement name="Q_BUDGET_VERSIONS">

- <![CDATA[ SELECT
...
... FROM xxgnl_budget_versions_v WHERE 1 = 1 AND ...
...
 and &PWHERECLAUSE ...  ]]>

  </sqlStatement>

  </dataquery>

  <dataTrigger name="beforeReport" source="custpa_budget_versions.beforeReportTrigger" />

- <datastructure>

- <group name="G_PARAMETERS" source="Q_BUDGET_VERSIONS">

  <

  </group>

  </group>

  </datastructure>

  </dataTemplate>

Current version is :
5903765 21-JAN-2008 22:32:22 11i.ATG_PF.H.RUP6 11i
6008417 22-JAN-2008 00:55:12 AOL USER RESPONSIBILITY SECURITY FIXES 2b 11i