import type { MempoolUserOperation, ReferencedCodeHashes, SubmittedUserOperation, TransactionInfo, UserOperation, UserOperationInfo } from "../types/index.js";
export declare class NullMempool {
    clear(): void;
    dumpOutstanding(): UserOperationInfo[];
    removeProcessing(_: `0x${string}`): void;
    replaceSubmitted(_: UserOperationInfo, __: TransactionInfo): void;
    markSubmitted(_: `0x${string}`, __: TransactionInfo): void;
    dumpSubmittedOps(): SubmittedUserOperation[];
    dumpProcessing(): UserOperationInfo[];
    removeSubmitted(_: `0x${string}`): void;
    add(_op: MempoolUserOperation, _referencedContracts?: ReferencedCodeHashes): boolean;
    checkEntityMultipleRoleViolation(_op: UserOperation): Promise<void>;
    process(_: bigint, __?: number): Promise<MempoolUserOperation[]>;
}
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