/**
 * Mediator Implementation.
 *
 * Routes requests to their registered handlers.
 */
import type { IMediator, IRequest, IRequestHandler, IRequestType } from './IMediator';
/**
 * Mediator implementation.
 */
export declare class Mediator implements IMediator {
    private readonly handlers;
    /**
     * Send a request to its handler.
     */
    send<TResponse>(request: IRequest<TResponse>): Promise<TResponse>;
    /**
     * Register a handler for a request type.
     */
    register<TRequest extends IRequest<TResponse>, TResponse>(requestType: IRequestType<TRequest, TResponse>, handler: IRequestHandler<TRequest, TResponse>): void;
    /**
     * Check if a handler is registered for a request type.
     */
    isRegistered<TRequest extends IRequest<TResponse>, TResponse>(requestType: IRequestType<TRequest, TResponse>): boolean;
}
/**
 * Create a new Mediator instance.
 */
export declare function createMediator(): IMediator;
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