Update itextcore versioning related logic

DEVSIX-5706

Author: yulian-gaponenko

src/main/java/com/itextpdf/rups/Rups.java

@@ -42,7 +42,7 @@ This file is part of the iText (R) project.
  */
 package com.itextpdf.rups;
 
-import com.itextpdf.kernel.Version;
+import com.itextpdf.kernel.actions.data.ITextCoreProductData;
 import com.itextpdf.kernel.utils.CompareTool;
 import com.itextpdf.rups.controller.RupsController;
 import com.itextpdf.rups.view.icons.FrameIconUtil;
@@ -101,7 +101,7 @@ public void run() {
 
     static void initApplication(JFrame frame, RupsController controller, final int onCloseOperation) {
         // title bar
-        frame.setTitle("iText RUPS " + Version.getInstance().getVersion());
+        frame.setTitle("iText RUPS " + ITextCoreProductData.getInstance().getVersion());
         frame.setIconImages(FrameIconUtil.loadFrameIcons());
         frame.setDefaultCloseOperation(onCloseOperation);
         // the content

src/main/java/com/itextpdf/rups/controller/RupsController.java

@@ -43,7 +43,7 @@ This file is part of the iText (R) project.
 package com.itextpdf.rups.controller;
 
 import com.itextpdf.kernel.PdfException;
-import com.itextpdf.kernel.Version;
+import com.itextpdf.kernel.actions.data.ITextCoreProductData;
 import com.itextpdf.kernel.pdf.PdfDocument;
 import com.itextpdf.kernel.pdf.PdfReader;
 import com.itextpdf.kernel.utils.CompareTool;
@@ -304,7 +304,7 @@ public void loadRawContent(byte[] contents, String fileName, File directory, boo
             startObjectLoader();
             if (!pluginMode) {
                 String directoryPath = directory == null ? "" : directory.getCanonicalPath() + File.separator;
-                ownedFrame.setTitle("iText RUPS - " + directoryPath + fileName + " - " + Version.getInstance().getVersion());
+                ownedFrame.setTitle("iText RUPS - " + directoryPath + fileName + " - " + ITextCoreProductData.getInstance().getVersion());
             }
             readerController.getParser().setDocument(pdfFile.getPdfDocument());
         } catch (IOException | PdfException | com.itextpdf.io.IOException ioe) {
@@ -409,7 +409,7 @@ public void closeRoutine() {
             docToClose.close();
         }
         if (!pluginMode) {
-            ownedFrame.setTitle("iText RUPS " + Version.getInstance().getVersion());
+            ownedFrame.setTitle("iText RUPS " + ITextCoreProductData.getInstance().getVersion());
         }
         readerController.getParser().setDocument(null);
     }

src/main/java/com/itextpdf/rups/view/MessageAction.java

@@ -42,7 +42,7 @@ This file is part of the iText (R) project.
  */
 package com.itextpdf.rups.view;
 
-import com.itextpdf.kernel.Version;
+import com.itextpdf.kernel.actions.data.ITextCoreProductData;
 
 import javax.swing.*;
 import java.awt.event.ActionEvent;
@@ -57,7 +57,7 @@ public void actionPerformed(ActionEvent evt) {
                 message = "RUPS is a tool by iText Group NV.\nIt uses iText, a Free Java-PDF Library.\nVisit http://www.itextpdf.com/ for more info.";
                 break;
             case RupsMenuBar.VERSION:
-                message = Version.getInstance().getVersion();
+                message = ITextCoreProductData.getInstance().getVersion();
                 break;
             default:
                 message = "Unspecified message";