Page Comparison

/ formTypeID of your form. You can get the formTypeId of a form by looking at its Share URL. For example, if your forms Raw URL is: http://localhost:8082/frevvo/web/tn/qa/user/fd/app/_S5QyQQ8GEeKoZPV3UpCRog/formtype/_W03sMA8GEeKoZPV3UpCRog?_method=post&embed=true&locale=, then the part of this URL between formtype/ and ?_method is your formTypeId.
String formTypeId = "_W03sMA8GEeKoZPV3UpCRog";  

// Get the Forms Service.
FormsService service = new FormsService("http", "localhost", 8082, null);
service.login("designer@tutorial", "designerpswd");

// Get Submission Feed
SubmissionQuery q = new SubmissionQuery(service.getFeedURL(SubmissionFeed.class));
q.setFilter("$formTypeId eq " + formTypeId);
q.setOrderby("$updated");  
SubmissionFeed sFeed = service.getFeed(q, SubmissionFeed.class);

int counter = 1;
// Download PDF for each submission
for (SubmissionEntry contact : sFeed.getEntries()) {
       // re-instantiate the form from the submission
       URL fUrl = contact.createFormInstance(null, null);
       // Construct the URL which will generate the PDF
       String pdfUrl = fUrl.toString() + "&print=true&format=pdf";
       String filename = "E:\\myFormPDF" + counter + ".PDF";
       BufferedInputStream in = null;
       FileOutputStream fout = null;
       try
       {
             MediaSource source = service.getMedia(pdfUrl);
			 in = new BufferedInputStream(new URL(pdfUrl).openStreamsource.getInputStream());
             fout = new FileOutputStream(filename);

             byte data[] = new byte[1024];
             int count;
             while ((count = in.read(data, 0, 1024)) != -1)
             {
                    fout.write(data, 0, count);
             }
       }
       finally
       {
             if (in != null)
                    in.close();
             if (fout != null)
                    fout.close();
       }      
       counter ++;
       // Cancel the instance
       Helper.cancelInstance(service, fUrl);    
}