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CurrencyManager

It allows adding/removing currencies for trading on the Bend exchange.

Methods

addCurrency

function addCurrency(address currency) external nonpayable
Add a currency in the system
Parameters
Name
Type
Description
currency
address
address of the currency to add

removeCurrency

function removeCurrency(address currency) external nonpayable
Remove a currency from the system
Parameters
Name
Type
Description
currency
address
address of the currency to remove

renounceOwnership

function renounceOwnership() external nonpayable
Leaves the contract without owner. It will not be possible to call onlyOwner functions anymore. Can only be called by the current owner. NOTE: Renouncing ownership will leave the contract without an owner, thereby removing any functionality that is only available to the owner.

transferOwnership

function transferOwnership(address newOwner) external nonpayable
Transfers ownership of the contract to a new account (newOwner). Can only be called by the current owner.
Parameters
Name
Type
Description
newOwner
address
address of the new owner

View methods

isCurrencyWhitelisted

function isCurrencyWhitelisted(address currency) external view returns (bool)
Returns if a currency is in the system
Parameters
Name
Type
Description
currency
address
address of the currency
Returns
Name
Type
Description
-
bool
whether currency is tradable

owner

function owner() external view returns (address)
Returns the address of the current owner.
Returns
Name
Type
Description
owner
address
address of the current owner

viewCountWhitelistedCurrencies

function viewCountWhitelistedCurrencies() external view returns (uint256)
View number of whitelisted currencies
Returns
Name
Type
Description
-
uint256
number of currencies valid on the exchange

viewWhitelistedCurrencies

function viewWhitelistedCurrencies(uint256 cursor, uint256 size) external view returns (address[], uint256)
See whitelisted currencies in the system
Parameters
Name
Type
Description
cursor
uint256
cursor (should start at 0 for first request)
size
uint256
size of the response (e.g., 50)
Returns
Name
Type
Description
-
address[]
array of currency addresses
cursor
uint256
cursor position

Events

CurrencyRemoved

event CurrencyRemoved(address indexed currency)
Parameters
Name
Type
Description
currency indexed
address
address of the currency

CurrencyWhitelisted

event CurrencyWhitelisted(address indexed currency)
Parameters
Name
Type
Description
currency indexed
address
address of the currency

OwnershipTransferred

event OwnershipTransferred(address indexed previousOwner, address indexed newOwner)
Parameters
Name
Type
Description
previousOwner indexed
address
address of the previous owner
newOwner indexed
address
address of the new owner