Bug 146750 [DataBinding][CompositeTable] Crash when dragging scroll bar
Run CompositeTableTest Drag scroll bar down Exception in thread "main" java.lang.IndexOutOfBoundsException: Index: -1, Size: 6 at java.util.LinkedList.entry(LinkedList.java:360) at java.util.LinkedList.get(LinkedList.java:303) at org.eclipse.jface.examples.databinding.compositetable.InternalCompositeTable.currentRow(InternalCompositeTable.java:1671) at org.eclipse.jface.examples.databinding.compositetable.InternalCompositeTable.fireRowDepartEvent(InternalCompositeTable.java:1511) at org.eclipse.jface.examples.databinding.compositetable.InternalCompositeTable.setTopRow(InternalCompositeTable.java:732) at org.eclipse.jface.examples.databinding.compositetable.InternalCompositeTable$2.widgetSelected(InternalCompositeTable.java:1239) at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:90) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:66) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1074) at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:3158) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:2838) at org.eclipse.jface.examples.databinding.compositetable.test.CompositeTableTest.main(CompositeTableTest.java:167)
examples/org.eclipse.jface.examples.databinding/src/org/eclipse/jface/examples/databinding/compositetable/InternalCompositeTable.java
public void addRefreshContentProvider(IRowContentProvider listener) {
		parent.contentProviders.add(listener);
	}
	/**
	 * Remove the specified listener from the set of listeners that will be
	 * notified when a row refresh event occurs.
	 * 
	 * @param listener
	 *            the listener to remove.
	 */
	public void removeRefreshContentProvider(IRowContentProvider listener) {
		parent.contentProviders.remove(listener);
	}
	private void fireRefreshEvent(int positionInCollection, Control rowControl) {
		if (numRowsInCollection < 1) {
			return;
		}
		for (Iterator refreshListenersIter = parent.contentProviders.iterator(); refreshListenersIter
				.hasNext();) {
			IRowContentProvider listener = (IRowContentProvider) refreshListenersIter
					.next();
			listener.refresh(parent, positionInCollection, rowControl);
		}
	}
	
	
	private void createEmptyTablePlaceholer() {
		emptyTablePlaceholder = new EmptyTablePlaceholder(controlHolder,
				SWT.NULL);
		if (rowControl != null)