import { LinkMerge } from "../elements/link-merge";
import { ValidationBase } from "../helpers/validation/ValidationBase";
import { Serializable } from "../interfaces/Serializable";
import { Plottable } from "./Plottable";
import { ParameterTypeModel } from "./ParameterTypeModel";
import { EventHub } from "../helpers/EventHub";
import { ExpressionModel } from "./ExpressionModel";
import { Expression as V1Expression } from "../../mappings/v1.0/Expression";
import { Expression as SBDraft2Expression } from "../../mappings/d2sb/Expression";
export declare abstract class WorkflowOutputParameterModel extends ValidationBase implements Serializable<any>, Plottable {
    id: string;
    source: string[];
    type: ParameterTypeModel;
    description?: string;
    fileTypes: string[];
    secondaryFiles: ExpressionModel[] | any;
    isField: boolean;
    protected _label?: string;
    label: string;
    linkMerge: LinkMerge;
    isVisible: boolean;
    protected eventHub: EventHub;
    constructor(loc?: any, eventHub?: any);
    readonly destinationId: string;
    readonly connectionId: string;
    updateLoc(loc: string): void;
    customProps: any;
    abstract addSecondaryFile(file: V1Expression | SBDraft2Expression | string): ExpressionModel;
    protected _addSecondaryFile<T extends ExpressionModel>(file: V1Expression | SBDraft2Expression | string, exprConstructor: new (...args: any[]) => T, locBase: string): T;
    abstract updateSecondaryFiles(files: Array<V1Expression | SBDraft2Expression | string>): any;
    protected _updateSecondaryFiles(files: Array<V1Expression | SBDraft2Expression | string>): void;
    abstract removeSecondaryFile(index: number): any;
    protected _removeSecondaryFile(index: number): void;
    serialize(): any;
    deserialize(attr: any): void;
    validate(): Promise<any>;
    protected attachFileTypeListeners(): void;
}