rdf-dataset-fragmenter/lib/transform/QuadTransformerAppendQuad.js

Fragments an RDF dataset into multiple parts

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.QuadTransformerAppendQuad = void 0;
const rdf_data_factory_1 = require("rdf-data-factory");
const DF = new rdf_data_factory_1.DataFactory();
/**
 * A quad transformer that appends a quad to matching quads.
 */
class QuadTransformerAppendQuad {
    constructor(matcher, subject, predicate, object, graph) {
        this.matcher = matcher;
        this.subject = subject;
        this.predicate = predicate;
        this.object = object;
        this.graph = graph;
    }
    transform(quad) {
        const quads = [quad];
        // Append to applicable quads
        if (this.matcher.matches(quad)) {
            this.appendQuads(quad, quads);
        }
        return quads;
    }
    appendQuads(original, results) {
        results.push(DF.quad(this.subject.getTerm(original), this.predicate.getTerm(original), this.object.getTerm(original), this.graph.getTerm(original)));
    }
}
exports.QuadTransformerAppendQuad = QuadTransformerAppendQuad;
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