import { CacheProvider } from '../interfaces/cache-provider';
/**
 * Pattern-based cache invalidator
 */
export declare class PatternInvalidator {
    private provider;
    private logger;
    /**
     * Creates a new PatternInvalidator
     * @param provider Cache provider to invalidate
     * @param loggerOptions Logger options
     */
    constructor(provider: CacheProvider, loggerOptions?: {
        enableLogging?: boolean;
        logLevel?: 'debug' | 'info' | 'warn' | 'error';
    });
    /**
     * Invalidate keys matching a pattern
     * @param pattern Pattern to match against (supports * and ? wildcards)
     * @param maxKeys Maximum number of keys to invalidate
     * @returns Promise resolving to the number of invalidated keys
     */
    invalidateByPattern(pattern: string, maxKeys?: number): Promise<number>;
    /**
     * Get all keys from the provider
     * @param maxKeys Maximum number of keys to return
     * @returns Promise resolving to an array of keys
     */
    private getAllKeys;
}
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