/* Copyright 2020 DODO ZOO. SPDX-License-Identifier: Apache-2.0 */ pragma solidity 0.6.9; pragma experimental ABIEncoderV2; import {IFeeRateModel} from "../intf/IFeeRateModel.sol"; contract ConstFeeRateModel is IFeeRateModel { uint256 public _FEE_RATE_; constructor(uint256 feeRate) public { feeRate = _FEE_RATE_; } function getFeeRate(uint256) external override view returns (uint256) { return _FEE_RATE_; } }