import { Token } from '@uniswap/sdk-core';
import { ProviderConfig } from '../provider';
import { IV2SubgraphProvider, V2SubgraphPool } from '../v2/subgraph-provider';
/**
 * PV2 subgraph provider with ordered fallbacks.
 * Tries each provider in sequence; on failure moves to the next.
 *
 * Typical setup: [PV2SubgraphProvider (real endpoint), StaticPV2SubgraphProvider]
 */
export declare class PV2SubgraphProviderWithFallBacks implements IV2SubgraphProvider {
    private fallbacks;
    constructor(fallbacks: IV2SubgraphProvider[]);
    getPools(currencyIn?: Token, currencyOut?: Token, providerConfig?: ProviderConfig): Promise<V2SubgraphPool[]>;
}