import * as rdfjs from "@rdfjs/types";
/**
 * A handler to generate graph URIs from any given URI.
 */
export interface GraphUriGenerator {
    /**
     * Generate a graph URI from a given URI.
     * @param uri A URI.
     */
    getGraphUri(uri: string | rdfjs.Quad_Graph): string;
}
/**
 * Default implementation of the InferenceGraphHandler interface. It generates URIs
 * for inference graphs using a Mentor specific URN scheme.
 */
export declare class DefaultInferenceGraphHandler implements GraphUriGenerator {
    getGraphUri(uri: string | rdfjs.Quad_Graph): string;
    /**
     * Check if a given URI is an inference graph URI.
     * @param uri A URI.
     * @returns `true` if the URI is an inference graph URI, `false` otherwise.
     */
    isInferenceGraphUri(uri: string | rdfjs.Quad_Graph): boolean;
}
/**
 * An interface for reasoners that operate on existing graphs in the RDF store and
 * materialise the inferred triples in an inference graph.
 */
export interface Reasoner {
    /**
     * A handler to generate inference graph URIs from any given graph URI if no explicit target graph is provided.
     */
    targetUriGenerator: GraphUriGenerator;
    /**
     * Apply inference on the source graph and store the inferred triples in the target graph.
     * @param store The store to be inferenced.
     * @param sourceGraph The source graph where to find the triples to be inferenced.
     * @param targetGraph The optional target graph where to store the inferred triples. If none is provided, the graph from getGraphUri will be used.
     */
    expand(store: rdfjs.DatasetCore, sourceGraph: string | rdfjs.Quad_Graph, targetGraph?: string | rdfjs.Quad_Graph): rdfjs.DatasetCore;
}
/**
 * A base class for reasoners that expand graphs with inferred triples.
 */
export declare abstract class ReasonerBase implements Reasoner {
    protected store: rdfjs.DatasetCore;
    sourceGraph?: rdfjs.Quad_Graph;
    targetGraph?: rdfjs.Quad_Graph;
    readonly errors: {
        message: string;
        quad: rdfjs.Quad;
    }[];
    readonly targetUriGenerator: GraphUriGenerator;
    constructor(targetUriGenerator: GraphUriGenerator);
    protected getGraphNode(graph: string | rdfjs.Quad_Graph): rdfjs.Quad_Graph;
    protected isW3CNode(term: rdfjs.Quad_Subject | rdfjs.Quad_Object): boolean;
    /**
     * Get the URIs of ordered list members in the store.
     * @param graphUris Optional graph URI or array of graph URIs to query.
     * @param listUri URI of the list to get the items from.
     * @returns An array of URIs of the items in the list.
     */
    getListItems(listUri: string): rdfjs.Quad_Object[];
    private _getListItems;
    /**
     * Query the store for triples matching the given pattern supporting multiple graphs.
     * @param graphUris Optional graph URI or array of graph URIs to query.
     * @param subject A subject URI or null to match any subject.
     * @param predicate A predicate URI or null to match any predicate.
     * @param object An object URI or null to match any object.
     * @todo Refactor and merge with the same method in the Mentor RDF Store class.
     */
    match(graph: rdfjs.Quad_Graph, subject: rdfjs.Quad_Subject | null, predicate: rdfjs.Quad_Predicate | null, object: rdfjs.Quad_Object | null): Generator<rdfjs.Quad, void, any>;
    expand(store: rdfjs.DatasetCore, sourceGraph: string | rdfjs.Quad_Graph, targetGraph?: string | rdfjs.Quad_Graph): rdfjs.DatasetCore;
    protected beforeInference(): void;
    protected afterInference(): void;
    protected resetState(): void;
    abstract applyInference(quad: rdfjs.Quad): void;
    /**
     * Indicate if a given resource should *not* be inferred to be a owl:NamedIndividual.
     * @param id A resource URI or blank node identifier.
     */
    protected abstract isClass(id: string): boolean;
}