import { BaseModel } from '@canvuus-internal/mvp0-task-base';
export declare class SessionCacheService {
    private readonly todayId;
    private _cache;
    private static _Instance;
    private constructor();
    static getInstance(): SessionCacheService;
    hasKey(key: string): boolean;
    put(key: string, value?: any): void;
    remove(key: string): void;
    clear(): void;
    fetchNumber(key: string): (number | undefined);
    getNumber(key: string, defaultVal: number): number;
    fetchBoolean(key: string): (boolean | undefined);
    getBoolean(key: string, defaultVal: boolean): boolean;
    fetchString(key: string): (string | null);
    getString(key: string, defaultVal: string): string;
    fetchBaseModel(key: string): (BaseModel | null);
    getBaseModel(key: string, defaultVal: BaseModel): BaseModel;
    fetchObject(key: string): any;
    getObject(key: string, defaultVal: any): any;
}