import type { PerpsSDKClient } from '../types/provider.js';
export declare abstract class ReferenceDataRegistry<T> {
    protected readonly client: PerpsSDKClient;
    readonly provider: string;
    private readonly kind;
    private index;
    private current;
    private inflight;
    private warnedIds;
    private refreshAfter;
    protected constructor(client: PerpsSDKClient, provider: string, kind: string);
    protected abstract fetchItems(bypassHttpCache: boolean): Promise<T[]>;
    protected abstract keyOf(item: T): string;
    sync(): Promise<readonly T[]>;
    protected get items(): readonly T[];
    get(id: string): T | undefined;
    private load;
    private scheduleRefresh;
}
//# sourceMappingURL=referenceDataRegistry.d.ts.map