import { IAsyncStorage } from './storage';
import { CosmosChainData } from './types';
type ChannelData = {
    chainId: string;
};
/**
 * This class provides methods related to IBC channels.
 */
export declare class ChannelUtils {
    private static cache;
    /**
     *
     * @returns `true` if the cache is initialized, `false` otherwise.
     */
    static isCacheInitialized(): boolean;
    /**
     * Initializes the cache for storing channel data.
     *
     * @param storage - An implementation of {@link IAsyncStorage} interface.
     */
    static initializeCache(storage: IAsyncStorage): void;
    /**
     * Fetches the destination chain ID for a given source chain and channel ID
     *
     * @param channelId channel ID
     * @param chain chain data object - must include chainId and restUrl
     *
     * @returns {Promise<ChannelData>} object with the destination chainId property
     */
    static fetchChannelInfo(channelId: string, chain: CosmosChainData): Promise<ChannelData>;
}
export {};