# SwapRouter02

### Functions <a href="#functions" id="functions"></a>

#### constructor <a href="#constructor" id="constructor"></a>

```solidity
constructor(address _factoryV1, address factoryV2, address _positionManager, address _WSEI)
    ImmutableState(_factoryV1, _positionManager)
    PeripheryImmutableState(factoryV2, _WSEI);
```