import { Segment } from '../segment';
import { Address } from '../helpers/types';
import * as ethers from 'ethers';
import BigNumber = ethers.utils.BigNumber;
import { SignedTransaction } from '../SignedTransaction';
import { StateUpdate } from '../StateUpdate';
export declare class SwapRequest {
    owner: Address;
    blkNum: BigNumber;
    segment: Segment;
    neightborBlkNum: BigNumber;
    neighbor: Segment;
    target?: StateUpdate;
    constructor(owner: Address, blkNum: BigNumber, segment: Segment, neightborBlkNum: BigNumber, neighbor: Segment);
    getOwner(): string;
    getBlkNum(): ethers.ethers.utils.BigNumber;
    getNeighbor(): Segment;
    getNeighborBlkNum(): ethers.ethers.utils.BigNumber;
    serialize(): {
        owner: string;
        blkNum: string;
        segment: string[];
        neightborBlkNum: string;
        neighbor: string[];
    };
    static deserialize(data: any): SwapRequest;
    /**
     *
     * @param segment
     * segment - neightbor
     * or neightbor - segment
     */
    check(segment: Segment): boolean;
    setTarget(target: StateUpdate): void;
    getSignedSwapTx(targetBlock: BigNumber, predicate: Address): SignedTransaction | undefined;
    /**
     *
     * @param owner
     * @param blkNum
     * @param segment
     * neighbor - segment - this.segment
     * case: segment >= this.segment
     *   segment:offset and this.segment
     * case: segment < this.segment
     * neighbor - segment - this.segment
     *   segment and this.segment:offset
     */
    private getSwapTx;
}