return this.dataSetFilters.size( )+this.queryFilters.size( ) > 0;
return this.allFilters.size( ) > 0;
	public boolean isFilterSetExist( int filterSetType ) throws DataException	{		this.validateFilterType( filterSetType );		if( DATASET_FILTER == filterSetType )		{			return this.dataSetFilters.size( ) > 0;		}		else if ( QUERY_FILTER == filterSetType )		{			return this.queryFilters.size( ) > 0;		}		else 		{			return this.dataSetFilters.size( )+this.queryFilters.size( ) > 0;		}	}