import { Fr } from '@aztec/foundation/curves/bn254';
import type { AztecAddress } from '../aztec-address/index.js';
import type { MerkleTreeReadOperations } from '../interfaces/merkle_tree_operations.js';
import type { PublicStateSource } from '../interfaces/public_state_source.js';
export type { PublicStateSource };
export declare class DatabasePublicStateSource implements PublicStateSource {
    private db;
    constructor(db: MerkleTreeReadOperations);
    storageRead(contractAddress: AztecAddress, slot: Fr): Promise<Fr>;
}
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