Following steps are necessary to create a PAR file for a transformer provider:
Create a simple empty provider PAR as defined above or use an example from the PDK.
Edit portalapp.xml according to the steps previously described ( Simple provider , SAX Provider ).
Create/Edit the transformers.xml file.
Create the XSL and SAX transformers and add them to the PAR file.
If needed, implement SAX loader.
Implement the ResourceBundle provider and create the localization files (if needed).
Implement a customized implementation (if needed).
Deploy the PAR file.
Now your transformers must be available in the XML iView wizard and editor.