docs: @Override
      public ValidationMode getValidationMode()
      {
          // Convert this ValidationMode from the class defined
          // in JAXB (com.ibm.ws.jpa.pxml20.PersistenceUnitValidationModeType)
          // to JPA  (javax.persistence.ValidationMode).
  
          ValidationMode rtnMode = null;
          PersistenceUnitValidationModeType jaxbMode = null;
  
          jaxbMode = ivPUnit.getValidationMode();
          if (jaxbMode == PersistenceUnitValidationModeType.AUTO)
          {
              rtnMode = ValidationMode.AUTO;
          }
          else if (jaxbMode == PersistenceUnitValidationModeType.CALLBACK)
          {
              rtnMode = ValidationMode.CALLBACK;
          }
          else if (jaxbMode == PersistenceUnitValidationModeType.NONE)
          {
              rtnMode = ValidationMode.NONE;
          }
  
          return rtnMode;
      }