---
title: "init(xpConnectionBlock:uniqueIdentifier:)"
framework: matter
role: symbol
role_heading: Initializer
path: "matter/mtrxpcdevicecontrollerparameters/init(xpconnectionblock:uniqueidentifier:)-44d5q"
---

# init(xpConnectionBlock:uniqueIdentifier:)

## Declaration

```swift
init(xpConnectionBlock xpcConnectionBlock: @escaping () -> NSXPCConnection, uniqueIdentifier: UUID)
```