/**
 * @fileoverview
 * @author Taketoshi Aono
 */
import { Subject } from 'rxjs';
export interface StreamCollection {
    /**
     * Check whether Subject was defined with specific key that except global key or not.
     * @param key Subject name.
     * @return True if Subject was defined.
     */
    hasWithoutGlobal(key: string): boolean;
    /**
     * Check whether Subject was defined with specific key or not.
     * @param key Subject name.
     * @return True if Subject was defined.
     */
    has(key: string): boolean;
    /**
     * Get Subject by specific key that except global key.
     * @param key Subject name.
     * @returns Registered Subject.
     */
    getWithoutGlobal(key: string): Subject<any>;
    /**
     * Get Subject by specific key.
     * @param key Subject name.
     * @param create Create stream if not exists.
     * @returns Registered Subject.
     */
    get(key: string, create?: boolean): Subject<any>[];
    /**
     * Append new Subject.
     * @param key Subject name.
     * @returns Registered Subject.
     */
    add<T>(key: string): Subject<T>;
}