TreeItem[] selection = AvailableDbObjects.getSelection( );
TreeItem[] selection = availableDbObjectsTree.getSelection( );
			public void dragSetData( DragSourceEvent event )			{				if ( TextTransfer.getInstance( ).isSupportedType(						event.dataType ) )				{					TreeItem[] selection = AvailableDbObjects.getSelection( );					if ( selection.length > 0 )					{						event.data = selection[0].getData( );					}				}			}