PolarDeviceToHostNotificationsApi

All Implemented Interfaces:
```
public interface PolarDeviceToHostNotificationsApi

                    
```
API for receiving device-to-host notifications from Polar devices.
Device to host notifications are used to inform client apps of important device state changes, such as negotiating data syncing, battery status updates, and training session changes.

Nested Class Summary

Nested Classes
Modifier and Type	Class	Description

Field Summary

Fields
Modifier and Type	Field	Description

Constructor Summary

Constructors
Constructor	Description

Enum Constant Summary

Enum Constants
Enum Constant	Description

Method Summary

Modifier and Type	Method	Description
`abstract Flow<PolarD2HNotificationData>`	`observeDeviceToHostNotifications(String identifier)`	Streams received device-to-host notifications endlessly.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
- Method Detail
  - observeDeviceToHostNotifications
```
 abstract Flow<PolarD2HNotificationData> observeDeviceToHostNotifications(String identifier)
```
    Streams received device-to-host notifications endlessly. Only cancellation or terminal operators stop the stream.
    
    Parameters:
    
    identifier - Polar device ID or BT address
    
    Returns:
    
    Flow stream of PolarD2HNotificationData Emits values after successfully received notifications. onError, see BlePsFtpException, BleGattException