| Connections | Entry point for advertising and discovering nearby apps and services, and communicating with them over established connections. |
| Connections.ConnectionRequestListener | Listener invoked when a remote endpoint requests a connection to a local endpoint. |
| Connections.ConnectionResponseCallback | Callback for responses to connection requests. |
| Connections.EndpointDiscoveryListener | Listener invoked during endpoint discovery. |
| Connections.MessageListener | Listener for messages from a remote endpoint. |
| Connections.StartAdvertisingResult | Result delivered when a local endpoint starts being advertised. |
| AppIdentifier | An identifier for an application; the value of the identifier should be the package name for an Android application to be installed or launched to discover and communicate with the advertised service (e.g. |
| AppMetadata | Metadata about an application. |
| ConnectionsStatusCodes | Status codes for nearby connections results. |