IPoolAdapter.sol defines interface each PoolAdapter contract has to implement. Pool adapters allows usage of funds locked in a pool such as Aave.
2. Important links
3. Implementation
// SPDX-License-Identifier: GPL-3.0-only
pragma solidity 0.8.16;
/**
* @title IPoolAdapter
* @notice Interface for pool adapters used to withdraw and supply assets to the pool.
*/
interface IPoolAdapter {
/**
* @notice Withdraw an asset from the pool on behalf of the owner.
* @dev Withdrawn asset remains in the owner. Caller must have the ACTIVE_LOAN tag in the hub.
* @param pool The address of the pool from which the asset is withdrawn.
* @param owner The address of the owner from whom the asset is withdrawn.
* @param asset The address of the asset to withdraw.
* @param amount The amount of the asset to withdraw.
*/
function withdraw(address pool, address owner, address asset, uint256 amount) external;
/**
* @notice Supply an asset to the pool on behalf of the owner.
* @dev Need to transfer the asset to the adapter before calling this function.
* @param pool The address of the pool to which the asset is supplied.
* @param owner The address of the owner on whose behalf the asset is supplied.
* @param asset The address of the asset to supply.
* @param amount The amount of the asset to supply.
*/
function supply(address pool, address owner, address asset, uint256 amount) external;
}
