# accept(_:) Accepts an incoming session request from a client, delegating incoming dictionary messages to a separate object. ``` func accept(_ inactiveSessionHandler: (XPCSession) -> Handler) -> XPCListener.IncomingSessionRequest.Decision where Handler : XPCPeerHandler, Handler.Input == XPCDictionary, Handler.Output == XPCDictionary ``` ## Parameters `inactiveSessionHandler` A closure that receives an inactive incoming session and returns an object to handle messages in the session. ## Return Value A decision that indicates whether the listener accepts or rejects the incoming session. --- Copyright © 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)