--- old/core/JemmyCore/src/org/jemmy/input/KnobDragScrollerImpl.java	2018-05-20 10:11:54.106907735 +0200
+++ new/core/JemmyCore/src/org/jemmy/input/KnobDragScrollerImpl.java	2018-05-20 10:11:54.049905996 +0200
@@ -49,11 +49,6 @@
     float dragDelta = 1;
     boolean reverse;
 
-    /**
-     *
-     * @param wrap
-     * @param scroll
-     */
     public KnobDragScrollerImpl(Wrap<?> wrap, Scroll scroll) {
         this.wrap = wrap;
         this.scroll = scroll;
@@ -64,24 +59,12 @@
         this.reverse = reverse;
     }
 
-    /**
-     *
-     * @return
-     */
     public Wrap<?> getWrap() {
         return wrap;
     }
 
-    /**
-     *
-     * @return
-     */
     public abstract Vector getScrollVector();
 
-    /**
-     *
-     * @param dragDelta
-     */
     public void setDragDelta(float dragDelta) {
         this.dragDelta = dragDelta;
     }
@@ -166,9 +149,6 @@
     }
      *
      */
-    /**
-     *
-     * @return
-     */
+
     protected abstract Wrap<?> getKnob();
 }