Bug 181570 Cube should be able to copy, paste and cut [1101]
Description: Cube should be able to copy, paste and cut. Build number: 2.2.0.v20070409-0630 Steps to reproduce: 1. New a Cube. 2. Select Cube, Copy, Pase, Cut should be able use. Expected result: Copy, paste and cut can be used. Actual result: Cube can not be copy paste or cut. Error log: N/A
UI/org.eclipse.birt.report.designer.core/src/org/eclipse/birt/report/designer/util/DNDUtil.java
/**
	 * Validates selection can be dragged, cut or copied
	 * 
	 * @param selection
	 *            selected object, support single or multiple selection
	 * @return if selection can be dragged, cut or copied
	 */
	public static boolean handleValidateDragInOutline( Object selection )
	{
		if ( selection instanceof StructuredSelection )
		{
			return handleValidateDragInOutline( ( (StructuredSelection) selection ).toArray( ) );
		}
		if ( selection instanceof Object[] )
		{
			Object[] array = (Object[]) selection;
			if ( array.length == 0 )
			{
				return false;
			}
			if ( array[0] instanceof ColumnHandle
					&& ( (ColumnHandle) array[0] ).getRoot( ) != null )
			{
				boolean bool = false;
				int columnNumber = HandleAdapterFactory.getInstance( )
						.getColumnHandleAdapter( array[0] )
						.getColumnNumber( );
				Object parent = ( (ColumnHandle) array[0] ).getContainer( );
				if ( parent instanceof TableHandle )
				{