/**
 * In-Memory Token Storage Adapter
 *
 * Development-only adapter that stores tokens in memory.
 * Tokens are lost when the process restarts.
 */
import { type TokenStorageAdapter } from "./types.js";
export declare class MemoryTokenAdapter implements TokenStorageAdapter {
    private readonly storage;
    constructor();
    initialize(): Promise<void>;
    get(key: string): Promise<string | null>;
    set(key: string, value: string): Promise<void>;
    delete(key: string): Promise<void>;
    list(prefix?: string): Promise<string[]>;
    dispose(): void;
    get size(): number;
    clear(): void;
}
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