Using API to generate Document of Record in AEM Forms using-api-to-generate-document-of-record-with-aem-forms

String dataXml = request.getParameter("data");
System.out.println("Got " + dataXml);
Session session;
com.adobe.aemds.guide.addon.dor.DoRService dorService = sling.getService(com.adobe.aemds.guide.addon.dor.DoRService.class);
System.out.println("Got ... DOR Service");
com.mergeandfuse.getserviceuserresolver.GetResolver aemDemoListings = sling.getService(com.mergeandfuse.getserviceuserresolver.GetResolver.class);
System.out.println("Got aem DemoListings");
resourceResolver = aemDemoListings.getFormsServiceResolver();
session = resourceResolver.adaptTo(Session.class);
resource = resourceResolver.getResource("/content/forms/af/sandbox/1201-borrower-payments");
com.adobe.aemds.guide.addon.dor.DoROptions dorOptions = new com.adobe.aemds.guide.addon.dor.DoROptions();
dorOptions.setData(dataXml);
dorOptions.setFormResource(resource);
java.util.Locale locale = new java.util.Locale("en");
dorOptions.setLocale(locale);
com.adobe.aemds.guide.addon.dor.DoRResult dorResult = dorService.render(dorOptions);
byte[] fileBytes = dorResult.getContent();
com.adobe.aemfd.docmanager.Document dorDocument = new com.adobe.aemfd.docmanager.Document(fileBytes);
resource = resourceResolver.getResource("/content/usergenerated/content/aemformsenablement");
Node paydotgov = resource.adaptTo(Node.class);
java.util.Random r = new java.util.Random();
String nodeName = Long.toString(Math.abs(r.nextLong()), 36);
Node fileNode = paydotgov.addNode(nodeName + ".pdf", "nt:file");

System.out.println("Created file Node...." + fileNode.getPath());
Node contentNode = fileNode.addNode("jcr:content", "nt:resource");
Binary binary = session.getValueFactory().createBinary(dorDocument.getInputStream());
contentNode.setProperty("jcr:data", binary);
JSONWriter writer = new JSONWriter(response.getWriter());
writer.object();
writer.key("filePath");
writer.value(fileNode.getPath());
writer.endObject();
session.save();