--- /dev/null	2018-07-09 16:35:04.000000000 +0530
+++ new/modules/javafx.swing/src/main/java/com/sun/javafx/embed/swing/SwingNodeInterop.java	2018-07-09 16:35:03.059432400 +0530
@@ -0,0 +1,87 @@
+/*
+ * Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.  Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+package com.sun.javafx.embed.swing;
+
+import javafx.scene.Node;
+import javafx.event.EventHandler;
+import java.awt.AWTEvent;
+import com.sun.javafx.geom.BaseBounds;
+import com.sun.javafx.geom.transform.BaseTransform;
+import com.sun.javafx.sg.prism.NGNode;
+import javax.swing.JComponent;
+import java.awt.event.MouseWheelEvent;
+import javafx.scene.input.ScrollEvent;
+import java.awt.event.WindowFocusListener;
+import javafx.stage.Window;
+import javafx.scene.Scene;
+import com.sun.javafx.embed.swing.DisposerRecord;
+import javafx.geometry.Point2D;
+import java.util.concurrent.locks.ReentrantLock;
+
+import javafx.embed.swing.SwingNode;
+
+public abstract class SwingNodeInterop {
+    
+    public abstract Object createLightweightFrame(); 
+    public abstract Object getLightweightFrame(); 
+    public abstract void disposeFrame(Object frame);
+
+    public abstract java.awt.event.MouseEvent createMouseEvent(Object lwFrame,
+                            int swingID, long swingWhen, int swingModifiers,
+                            int relX, int relY, int absX, int absY,
+                            int clickCount, boolean swingPopupTrigger,
+                            int swingButton); 
+
+    public abstract MouseWheelEvent createMouseWheelEvent(Object lwFrame,
+                            int swingModifiers, int x, int y, int wheelRotation); 
+
+    public abstract java.awt.event.KeyEvent createKeyEvent(Object lwFrame,
+                                   int swingID, long swingWhen,
+                                   int swingModifiers,
+                                   int swingKeyCode, char swingChar);
+
+    public abstract AWTEvent createUngrabEvent(Object lwFrame);
+
+    public abstract void overrideNativeWindowHandle(long handle, Runnable closeWindow);
+    public abstract void addWindowFocusListener(Object frame, WindowFocusListener l);
+    public abstract void notifyDisplayChanged(Object frame, Window w);
+    public abstract void setHostBounds(Object frame, Window w);
+    public abstract void setContent(Object frame, Object content);
+    public abstract void setVisible(Object frame, boolean visible);
+    public abstract void setBounds(Object frame, int frameX, int frameY, int frameW, int frameH);
+
+    public abstract void disposeLwFrame();
+
+    public abstract void setLwFrameScale(final double scaleX, final double scaleY);
+    public abstract void setLwFrameVisible(boolean visible);
+
+    public abstract void activateLwFrame(Object lwFrame, final boolean activate);
+
+    public abstract Object createSwingNodeContent(JComponent content, SwingNode node);
+
+    public abstract DisposerRecord createSwingNodeDisposer(Object lwFrame);
+
+}