AccessoryWithVOCDensity (hap-java 2.0.7-SNAPSHOT API)

```
public interface AccessoryWithVOCDensity
```
Accessory with VOC Density characteristic.

Method Summary

All Methods Instance Methods Abstract Methods Default Methods
Modifier and Type	Method	Description
`default double`	`getMaxVOCDensity()`	return the max value for VOC density.
`default double`	`getMinStepVOCDensity()`	return the min step value for VOC density.
`default double`	`getMinVOCDensity()`	return the min value for VOC density.
`java.util.concurrent.CompletableFuture<java.lang.Double>`	`getVOCDensity()`	Retrieves the VOC density.
`void`	`subscribeVOCDensity(HomekitCharacteristicChangeCallback callback)`	Subscribes to changes in VOC density.
`void`	`unsubscribeVOCDensity()`	Unsubscribes from changes

- Method Detail
  - getVOCDensity
```
java.util.concurrent.CompletableFuture<java.lang.Double> getVOCDensity()
```
    Retrieves the VOC density.
    
    Returns:
    
    a future with the VOC density
  - getMinVOCDensity
```
default double getMinVOCDensity()
```
    return the min value for VOC density. overwrite if you want to change the default value.
    
    Returns:
    
    min VOC density
  - getMaxVOCDensity
```
default double getMaxVOCDensity()
```
    return the max value for VOC density. overwrite if you want to change the default value.
    
    Returns:
    
    max VOC density
  - getMinStepVOCDensity
```
default double getMinStepVOCDensity()
```
    return the min step value for VOC density. overwrite if you want to change the default value.
    
    Returns:
    
    min step VOC density
  - subscribeVOCDensity
```
void subscribeVOCDensity(HomekitCharacteristicChangeCallback callback)
```
    Subscribes to changes in VOC density.
    
    Parameters:
    
    callback - the function when VOC density changes
  - unsubscribeVOCDensity
```
void unsubscribeVOCDensity()
```
    Unsubscribes from changes