Need to develop Custom Appraisal print PDF Report in Oracle PMS in R12.2.3

HI

Please help me to develop Custom Appraisal print PDF Report in Oracle Performance Management System in R12.2.3 based on Business User.

I am trying to implement my own print icon and passing custom Page by using destination URI properties to generate  PDF report by using below code but I am facing XDOException.class not found as mentioned below where highlighted green color text in the code

       if("GenerateReport".equals(event))
       {

       // Get the HttpServletResponse object from the PageContext. The report output is written to HttpServletResponse.
       DataObject sessionDictionary = (DataObject)pageContext.getNamedDataObject("_SessionParameters");
       HttpServletResponse response = (HttpServletResponse)sessionDictionary.selectValue(null,"HttpServletResponse");
       try {
       ServletOutputStream os = response.getOutputStream();