# Contents
- [Roles](ExchangeV1.sol/contract.Roles.md)
- [OperatorRole](ExchangeV1.sol/contract.OperatorRole.md)
- [OwnableOperatorRole](ExchangeV1.sol/contract.OwnableOperatorRole.md)
- [TransferProxy](ExchangeV1.sol/contract.TransferProxy.md)
- [TransferProxyForDeprecated](ExchangeV1.sol/contract.TransferProxyForDeprecated.md)
- [ERC20TransferProxy](ExchangeV1.sol/contract.ERC20TransferProxy.md)
- [UintLibrary](ExchangeV1.sol/contract.UintLibrary.md)
- [StringLibrary](ExchangeV1.sol/contract.StringLibrary.md)
- [BytesLibrary](ExchangeV1.sol/contract.BytesLibrary.md)
- [ExchangeDomainV1](ExchangeV1.sol/contract.ExchangeDomainV1.md)
- [ExchangeStateV1](ExchangeV1.sol/contract.ExchangeStateV1.md)
- [ExchangeOrdersHolderV1](ExchangeV1.sol/contract.ExchangeOrdersHolderV1.md)
- [HasSecondarySaleFees](ExchangeV1.sol/contract.HasSecondarySaleFees.md)
- [ExchangeV1](ExchangeV1.sol/contract.ExchangeV1.md)