# IPoolAddressesProvider

Defines the basic interface for a Pool Addresses Provider.

## MarketIdSet

```solidity
event MarketIdSet(string oldMarketId, string newMarketId)
```

*Emitted when the market identifier is updated.*

### Parameters

| Name        | Type   | Description              |
| ----------- | ------ | ------------------------ |
| oldMarketId | string | The old id of the market |
| newMarketId | string | The new id of the market |

## PoolUpdated

```solidity
event PoolUpdated(address oldAddress, address newAddress)
```

*Emitted when the pool is updated.*

### Parameters

| Name       | Type    | Description                 |
| ---------- | ------- | --------------------------- |
| oldAddress | address | The old address of the Pool |
| newAddress | address | The new address of the Pool |

## PoolConfiguratorUpdated

```solidity
event PoolConfiguratorUpdated(address oldAddress, address newAddress)
```

*Emitted when the pool configurator is updated.*

### Parameters

| Name       | Type    | Description                             |
| ---------- | ------- | --------------------------------------- |
| oldAddress | address | The old address of the PoolConfigurator |
| newAddress | address | The new address of the PoolConfigurator |

## PriceOracleUpdated

```solidity
event PriceOracleUpdated(address oldAddress, address newAddress)
```

*Emitted when the price oracle is updated.*

### Parameters

| Name       | Type    | Description                        |
| ---------- | ------- | ---------------------------------- |
| oldAddress | address | The old address of the PriceOracle |
| newAddress | address | The new address of the PriceOracle |

## ACLManagerUpdated

```solidity
event ACLManagerUpdated(address oldAddress, address newAddress)
```

*Emitted when the ACL manager is updated.*

### Parameters

| Name       | Type    | Description                       |
| ---------- | ------- | --------------------------------- |
| oldAddress | address | The old address of the ACLManager |
| newAddress | address | The new address of the ACLManager |

## ACLAdminUpdated

```solidity
event ACLAdminUpdated(address oldAddress, address newAddress)
```

*Emitted when the ACL admin is updated.*

### Parameters

| Name       | Type    | Description                     |
| ---------- | ------- | ------------------------------- |
| oldAddress | address | The old address of the ACLAdmin |
| newAddress | address | The new address of the ACLAdmin |

## PriceOracleSentinelUpdated

```solidity
event PriceOracleSentinelUpdated(address oldAddress, address newAddress)
```

*Emitted when the price oracle sentinel is updated.*

### Parameters

| Name       | Type    | Description                                |
| ---------- | ------- | ------------------------------------------ |
| oldAddress | address | The old address of the PriceOracleSentinel |
| newAddress | address | The new address of the PriceOracleSentinel |

## PoolDataProviderUpdated

```solidity
event PoolDataProviderUpdated(address oldAddress, address newAddress)
```

*Emitted when the pool data provider is updated.*

### Parameters

| Name       | Type    | Description                             |
| ---------- | ------- | --------------------------------------- |
| oldAddress | address | The old address of the PoolDataProvider |
| newAddress | address | The new address of the PoolDataProvider |

## ProxyCreated

```solidity
event ProxyCreated(bytes32 id, address proxyAddress, address implementationAddress)
```

*Emitted when a new proxy is created.*

### Parameters

| Name                  | Type    | Description                                |
| --------------------- | ------- | ------------------------------------------ |
| id                    | bytes32 | The identifier of the proxy                |
| proxyAddress          | address | The address of the created proxy contract  |
| implementationAddress | address | The address of the implementation contract |

## AddressSet

```solidity
event AddressSet(bytes32 id, address oldAddress, address newAddress)
```

*Emitted when a new non-proxied contract address is registered.*

### Parameters

| Name       | Type    | Description                     |
| ---------- | ------- | ------------------------------- |
| id         | bytes32 | The identifier of the contract  |
| oldAddress | address | The address of the old contract |
| newAddress | address | The address of the new contract |

## AddressSetAsProxy

```solidity
event AddressSetAsProxy(bytes32 id, address proxyAddress, address oldImplementationAddress, address newImplementationAddress)
```

*Emitted when the implementation of the proxy registered with id is updated*

### Parameters

| Name                     | Type    | Description                                    |
| ------------------------ | ------- | ---------------------------------------------- |
| id                       | bytes32 | The identifier of the contract                 |
| proxyAddress             | address | The address of the proxy contract              |
| oldImplementationAddress | address | The address of the old implementation contract |
| newImplementationAddress | address | The address of the new implementation contract |

## getMarketId

```solidity
function getMarketId() external view returns (string)
```

Returns the id of the Aave market to which this contract points to.

### Return Values

| Name | Type   | Description   |
| ---- | ------ | ------------- |
| \[0] | string | The market id |

## setMarketId

```solidity
function setMarketId(string newMarketId) external
```

Associates an id with a specific PoolAddressesProvider.

*This can be used to create an onchain registry of PoolAddressesProviders to*\
*identify and validate multiple Aave markets.*

### Parameters

| Name        | Type   | Description   |
| ----------- | ------ | ------------- |
| newMarketId | string | The market id |

## getAddress

```solidity
function getAddress(bytes32 id) external view returns (address)
```

Returns an address by its identifier.

*The returned address might be an EOA or a contract, potentially proxied*\
*It returns ZERO if there is no registered address with the given id*

### Parameters

| Name | Type    | Description |
| ---- | ------- | ----------- |
| id   | bytes32 | The id      |

### Return Values

| Name | Type    | Description                                        |
| ---- | ------- | -------------------------------------------------- |
| \[0] | address | The address of the registered for the specified id |

## setAddressAsProxy

```solidity
function setAddressAsProxy(bytes32 id, address newImplementationAddress) external
```

General function to update the implementation of a proxy registered with\
certain `id`. If there is no proxy registered, it will instantiate one and\
set as implementation the `newImplementationAddress`.

*IMPORTANT Use this function carefully, only for ids that don't have an explicit*\
*setter function, in order to avoid unexpected consequences*

### Parameters

| Name                     | Type    | Description                           |
| ------------------------ | ------- | ------------------------------------- |
| id                       | bytes32 | The id                                |
| newImplementationAddress | address | The address of the new implementation |

## setAddress

```solidity
function setAddress(bytes32 id, address newAddress) external
```

Sets an address for an id replacing the address saved in the addresses map.

*IMPORTANT Use this function carefully, as it will do a hard replacement*

### Parameters

| Name       | Type    | Description        |
| ---------- | ------- | ------------------ |
| id         | bytes32 | The id             |
| newAddress | address | The address to set |

## getPool

```solidity
function getPool() external view returns (address)
```

Returns the address of the Pool proxy.

### Return Values

| Name | Type    | Description            |
| ---- | ------- | ---------------------- |
| \[0] | address | The Pool proxy address |

## setPoolImpl

```solidity
function setPoolImpl(address newPoolImpl) external
```

Updates the implementation of the Pool, or creates a proxy\
setting the new `pool` implementation when the function is called for the first time.

### Parameters

| Name        | Type    | Description                 |
| ----------- | ------- | --------------------------- |
| newPoolImpl | address | The new Pool implementation |

## getPoolConfigurator

```solidity
function getPoolConfigurator() external view returns (address)
```

Returns the address of the PoolConfigurator proxy.

### Return Values

| Name | Type    | Description                        |
| ---- | ------- | ---------------------------------- |
| \[0] | address | The PoolConfigurator proxy address |

## setPoolConfiguratorImpl

```solidity
function setPoolConfiguratorImpl(address newPoolConfiguratorImpl) external
```

Updates the implementation of the PoolConfigurator, or creates a proxy\
setting the new `PoolConfigurator` implementation when the function is called for the first time.

### Parameters

| Name                    | Type    | Description                             |
| ----------------------- | ------- | --------------------------------------- |
| newPoolConfiguratorImpl | address | The new PoolConfigurator implementation |

## getPriceOracle

```solidity
function getPriceOracle() external view returns (address)
```

Returns the address of the price oracle.

### Return Values

| Name | Type    | Description                    |
| ---- | ------- | ------------------------------ |
| \[0] | address | The address of the PriceOracle |

## setPriceOracle

```solidity
function setPriceOracle(address newPriceOracle) external
```

Updates the address of the price oracle.

### Parameters

| Name           | Type    | Description                        |
| -------------- | ------- | ---------------------------------- |
| newPriceOracle | address | The address of the new PriceOracle |

## getACLManager

```solidity
function getACLManager() external view returns (address)
```

Returns the address of the ACL manager.

### Return Values

| Name | Type    | Description                   |
| ---- | ------- | ----------------------------- |
| \[0] | address | The address of the ACLManager |

## setACLManager

```solidity
function setACLManager(address newAclManager) external
```

Updates the address of the ACL manager.

### Parameters

| Name          | Type    | Description                       |
| ------------- | ------- | --------------------------------- |
| newAclManager | address | The address of the new ACLManager |

## getACLAdmin

```solidity
function getACLAdmin() external view returns (address)
```

Returns the address of the ACL admin.

### Return Values

| Name | Type    | Description                  |
| ---- | ------- | ---------------------------- |
| \[0] | address | The address of the ACL admin |

## setACLAdmin

```solidity
function setACLAdmin(address newAclAdmin) external
```

Updates the address of the ACL admin.

### Parameters

| Name        | Type    | Description                      |
| ----------- | ------- | -------------------------------- |
| newAclAdmin | address | The address of the new ACL admin |

## getPriceOracleSentinel

```solidity
function getPriceOracleSentinel() external view returns (address)
```

Returns the address of the price oracle sentinel.

### Return Values

| Name | Type    | Description                            |
| ---- | ------- | -------------------------------------- |
| \[0] | address | The address of the PriceOracleSentinel |

## setPriceOracleSentinel

```solidity
function setPriceOracleSentinel(address newPriceOracleSentinel) external
```

Updates the address of the price oracle sentinel.

### Parameters

| Name                   | Type    | Description                                |
| ---------------------- | ------- | ------------------------------------------ |
| newPriceOracleSentinel | address | The address of the new PriceOracleSentinel |

## getPoolDataProvider

```solidity
function getPoolDataProvider() external view returns (address)
```

Returns the address of the data provider.

### Return Values

| Name | Type    | Description                     |
| ---- | ------- | ------------------------------- |
| \[0] | address | The address of the DataProvider |

## setPoolDataProvider

```solidity
function setPoolDataProvider(address newDataProvider) external
```

Updates the address of the data provider.

### Parameters

| Name            | Type    | Description                         |
| --------------- | ------- | ----------------------------------- |
| newDataProvider | address | The address of the new DataProvider |