import { Descriptor, Product, JoinType, Expression } from '../../state/index.js';
export declare function _getProducts(descriptor: Descriptor): Array<Product>;
export declare function getProducts(descriptor: Descriptor): Array<string>;
export declare function getProduct(descriptor: Descriptor, productId: string): Product;
export declare function getProductVirtualSourceId(descriptor: Descriptor, productId: string): string;
export declare function getProductJoinType(descriptor: Descriptor, productId: string): JoinType;
/**
 * This function browses all products before the given ID and retrieves the aliases of the associated virtual source
 */
export declare function getProductsVirtualSourcesMappingsAlias(descriptor: Descriptor, productId: string): Array<{
    virtualSourceId: string;
    alias: string;
}>;
export declare function getProductPredicate(descriptor: Descriptor, productId: string): Expression;
export declare function getProductSerializedPredicate(descriptor: Descriptor, productId: string): string;
export declare function _productIndexFinder(state: Descriptor, productId: string): number;
export declare function _productIndexSelector(state: Descriptor, productId: string): number;
export declare function _productIdValidator(state: Descriptor, productId: string): string;
export declare function _productJoinTypeValidator(joinType: JoinType, productIndex: number): void;
export declare function getProductIdsWithVirtualSource(state: Descriptor, virtualSourceId: string): Array<string>;
export declare function getProductExpressionString(descriptor: Descriptor, productId: string): string;