if ( handle instanceof ReportElementHandle )
ReportItemHandle holder = getBindingHolder( handle ); if ( holder != null )
	public static DataSetHandle getAvaliableDataSet( DesignElementHandle handle )	{		if ( handle instanceof ReportElementHandle )		{			if ( handle instanceof ReportItemHandle )			{				if ( ( (ReportItemHandle) handle ).getDataSet( ) != null )				{					return ( (ReportItemHandle) handle ).getDataSet( );				}				return getAvaliableDataSet( handle.getContainer( ) );			}		}		return null;	}