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ThemisOracle

ThemisOracle

Contract to get asset prices, manage price sources and update the fallback oracle. Themis Protocol V2 uses Chainlink Aggregators as the source of all asset prices.

View Methods

getAssetPrice

function getAssetPrice(address asset)
Returns the price of the supported asset in BASE_CURRENCY of the Themis Market in wei.

Return Value

Type
Description
uint256
Price in BASE_CURRENCY of the Themis market in wei.

getAssetsPrices

function getAssetsPrices(address[] calldata assets)
Returns the prices of the supported assets in BASE_CURRENCY of the Themis Market. All prices are in wei.

Call Params

Name
Type
Description
assets
address[]
The addresses of the assets for which price is being queried.

Return Value

Type
Description
uint256[]
Prices in BASE_CURRENCY of the Themis market in wei.

getSourceOfAsset

function getSourceOfAsset(address asset)
Returns the address of the price source for asset .

getFallbackOracle

function getFallbackOracle()
Returns the address of the fallback oracle.

Write Method

setAssetSources

function setAssetSources(address[] calldata assets, address[] calldata sources)
Sets the price source for given list of assets.
This method can be called only by POOL_ADMIN or ASSET_LISTING_ADMIN . Check ACLManager for details on system roles.

Call Params

Name
Type
Description
assets
address[]
The addresses of the assets for which source is being set.
sources
address[]
The address of the source of each asset. Length of assets and sources array should be same.

setFallbackOracle

function setFallbackOracle(address fallbackOracle)
Sets/updates the fallback oracle.
This method can be called only by POOL_ADMIN or ASSET_LISTING_ADMIN . CheckACLManagerfor details on system roles.

Call Params

Name
Type
Description
fallbackOracle
address
The address of the fallback oracle.