diff options
| -rw-r--r-- | packages/contracts/src/contracts/current/protocol/Exchange/Exchange.sol | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/packages/contracts/src/contracts/current/protocol/Exchange/Exchange.sol b/packages/contracts/src/contracts/current/protocol/Exchange/Exchange.sol index 8dacf797c..316e87373 100644 --- a/packages/contracts/src/contracts/current/protocol/Exchange/Exchange.sol +++ b/packages/contracts/src/contracts/current/protocol/Exchange/Exchange.sol @@ -16,11 +16,11 @@ */ -pragma solidity ^0.4.14; +pragma solidity ^0.4.19; -import { TokenTransferProxy } from "../TokenTransferProxy/TokenTransferProxy.sol"; -import { Token_v1 as Token } from "../../../previous/Token/Token_v1.sol"; -import { SafeMath_v1 as SafeMath } from "../../../previous/SafeMath/SafeMath_v1.sol"; +import { ITokenTransferProxy } from "../TokenTransferProxy/ITokenTransferProxy.sol"; +import { IToken } from "../../tokens/Token/IToken.sol"; +import { SafeMath } from "../../utils/SafeMath/SafeMath.sol"; /// @title Exchange - Facilitates exchange of ERC20 tokens. /// @author Amir Bandeali - <amir@0xProject.com>, Will Warren - <will@0xProject.com> @@ -532,7 +532,7 @@ contract Exchange is SafeMath { internal returns (bool) { - return TokenTransferProxy(TOKEN_TRANSFER_PROXY_CONTRACT).transferFrom(token, from, to, value); + return ITokenTransferProxy(TOKEN_TRANSFER_PROXY_CONTRACT).transferFrom(token, from, to, value); } /// @dev Checks if any order transfers will fail. @@ -585,7 +585,7 @@ contract Exchange is SafeMath { constant // The called token contract may attempt to change state, but will not be able to due to an added gas limit. returns (uint) { - return Token(token).balanceOf.gas(EXTERNAL_QUERY_GAS_LIMIT)(owner); // Limit gas to prevent reentrancy + return IToken(token).balanceOf.gas(EXTERNAL_QUERY_GAS_LIMIT)(owner); // Limit gas to prevent reentrancy } /// @dev Get allowance of token given to TokenTransferProxy by an address. @@ -597,6 +597,6 @@ contract Exchange is SafeMath { constant // The called token contract may attempt to change state, but will not be able to due to an added gas limit. returns (uint) { - return Token(token).allowance.gas(EXTERNAL_QUERY_GAS_LIMIT)(owner, TOKEN_TRANSFER_PROXY_CONTRACT); // Limit gas to prevent reentrancy + return IToken(token).allowance.gas(EXTERNAL_QUERY_GAS_LIMIT)(owner, TOKEN_TRANSFER_PROXY_CONTRACT); // Limit gas to prevent reentrancy } } |