import { BrowserAdapter, BrowserRequirements, BrowserType } from '../types';
/**
 * Browser adapter registry for managing multiple browser engines
 */
export declare class BrowserAdapterRegistry {
    private adapters;
    constructor();
    /**
     * Register a browser adapter
     */
    register(adapter: BrowserAdapter): void;
    /**
     * Get adapter by name
     */
    get(name: string): BrowserAdapter | undefined;
    /**
     * Get all available adapters
     */
    getAvailable(): BrowserAdapter[];
    /**
     * Get adapter names
     */
    getAdapterNames(): string[];
    /**
     * Check if adapter exists
     */
    has(name: string): boolean;
    /**
     * Remove adapter
     */
    unregister(name: string): boolean;
    /**
     * Get the best adapter based on requirements
     */
    getBestAdapter(requirements: BrowserRequirements): BrowserAdapter;
    /**
     * Get adapter for specific browser type with fallbacks
     */
    getAdapterForBrowser(browserType: BrowserType, fallbacks?: string[]): BrowserAdapter;
    /**
     * Auto-select adapter based on availability and requirements
     */
    autoSelectAdapter(requirements?: Partial<BrowserRequirements>): Promise<BrowserAdapter>;
    /**
     * Register default adapters
     */
    private registerDefaultAdapters;
    /**
     * Calculate adapter score based on requirements
     */
    private calculateAdapterScore;
    /**
     * Check if adapter is available (can be imported and used)
     */
    private isAdapterAvailable;
}