ResourceSet resourceSet = new ResourceSetImpl();
URI fileURI = URI.createFileURI(pptpFile.getAbsolutePath());
Resource targetResource = resourceSet.createResource(fileURI);
// Add all (optional) plugins
targetResource.getContents().add(facter.asPPTP());
targetResource.save(null);
System.err.println("Target saved to: " + fileURI.toString());
}