AccessoryWithRotationSpeed (hap-java 2.0.7-SNAPSHOT API)

```
public interface AccessoryWithRotationSpeed
```
accessory with rotation speed characteristics.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`java.util.concurrent.CompletableFuture<java.lang.Double>`	`getRotationSpeed()`	Retrieves the current speed of the rotation
`java.util.concurrent.CompletableFuture<java.lang.Void>`	`setRotationSpeed(java.lang.Double speed)`	Sets the speed of the rotation
`void`	`subscribeRotationSpeed(HomekitCharacteristicChangeCallback callback)`	Subscribes to changes in the rotation speed.
`void`	`unsubscribeRotationSpeed()`	Unsubscribes from changes in the rotation speed.

- Method Detail
  - getRotationSpeed
```
java.util.concurrent.CompletableFuture<java.lang.Double> getRotationSpeed()
```
    Retrieves the current speed of the rotation
    
    Returns:
    
    a future that will contain the speed, expressed as an integer between 0 and 100.
  - setRotationSpeed
```
java.util.concurrent.CompletableFuture<java.lang.Void> setRotationSpeed(java.lang.Double speed)
                                                                 throws java.lang.Exception
```
    Sets the speed of the rotation
    
    Parameters:
    
    speed - the speed to set, expressed as an integer between 0 and 100.
    
    Returns:
    
    a future that completes when the change is made
    
    Throws:
    
    java.lang.Exception - when the change cannot be made
  - subscribeRotationSpeed
```
void subscribeRotationSpeed(HomekitCharacteristicChangeCallback callback)
```
    Subscribes to changes in the rotation speed.
    
    Parameters:
    
    callback - the function to call when the speed changes.
  - unsubscribeRotationSpeed
```
void unsubscribeRotationSpeed()
```
    Unsubscribes from changes in the rotation speed.