/*******************************************************************************
 * Copyright (c) 2023-2026 Maxprograms.
 *
 * This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License 1.0
 * which accompanies this distribution, and is available at
 * https://www.eclipse.org/org/documents/epl-v10.html
 *
 * Contributors:
 *     Maxprograms - initial API and implementation
 *******************************************************************************/
import { ContentParticle } from "./contentParticle.js";
export declare const Cardinality: {
    readonly NONE: 0;
    readonly OPTIONAL: 1;
    readonly ZEROMANY: 2;
    readonly ONEMANY: 3;
};
export declare const ContentModelType: {
    readonly EMPTY: "EMPTY";
    readonly ANY: "ANY";
    readonly MIXED: "Mixed";
    readonly PCDATA: "#PCDATA";
    readonly CHILDREN: "Children";
};
export declare class ContentModel {
    private content;
    private type;
    constructor(content: Array<ContentParticle>, type: typeof ContentModelType[keyof typeof ContentModelType]);
    static parse(modelString: string): ContentModel;
    getContent(): Array<ContentParticle>;
    getType(): typeof ContentModelType[keyof typeof ContentModelType];
    validateParentheses(contentString: string): void;
    parseSpec(modelString: string): ContentModel;
    isContentParticle(obj: any): boolean;
    processGroup(group: Array<any>): ContentParticle;
    toString(): string;
    isMixed(): boolean;
    getChildren(): Set<string>;
    validateChildren(children: string[]): boolean;
    private matchParticle;
    private matchNameParticle;
    private matchSequenceParticle;
    private matchChoiceParticle;
    private matchSequenceOnce;
    private getMinOccurs;
    private getMaxOccurs;
}