Bug 183888 BIRT designer - Cube in data explorer
Current behavior - The data explorer view allows uer to change the order of a group level in a hierrachy. Expected behavior - user should not be allowed to change the order of the group level in data explorer view. - Instead user can user cube builder dialog to change the order.
UI/org.eclipse.birt.report.designer.core/src/org/eclipse/birt/report/designer/util/DNDUtil.java
{
			int columnNumber;
			Object parent;
			ColumnPosition( Object obj )
			{
				if ( obj instanceof ColumnHandle )
				{
					ColumnHandleAdapter columnAdapter = HandleAdapterFactory.getInstance( )