AccessoryWithPM25Density (hap-java 2.0.7-SNAPSHOT API)

```
public interface AccessoryWithPM25Density
```
Accessory with PM25 Density characteristic.

Method Summary

All Methods Instance Methods Abstract Methods Default Methods
Modifier and Type	Method	Description
`default double`	`getMaxPM25Density()`	return the max value for PM25 density.
`default double`	`getMinPM25Density()`	return the min value for PM25 density.
`default double`	`getMinStepPM25Density()`	return the min step value for PM25 density.
`java.util.concurrent.CompletableFuture<java.lang.Double>`	`getPM25Density()`	Retrieves the PM25 density.
`void`	`subscribePM25Density(HomekitCharacteristicChangeCallback callback)`	Subscribes to changes in PM25 density.
`void`	`unsubscribePM25Density()`	Unsubscribes from changes

- Method Detail
  - getPM25Density
```
java.util.concurrent.CompletableFuture<java.lang.Double> getPM25Density()
```
    Retrieves the PM25 density.
    
    Returns:
    
    a future with the PM25 density
  - getMinPM25Density
```
default double getMinPM25Density()
```
    return the min value for PM25 density. overwrite if you want to change the default value.
    
    Returns:
    
    min PM25 density
  - getMaxPM25Density
```
default double getMaxPM25Density()
```
    return the max value for PM25 density. overwrite if you want to change the default value.
    
    Returns:
    
    max PM25 density
  - getMinStepPM25Density
```
default double getMinStepPM25Density()
```
    return the min step value for PM25 density. overwrite if you want to change the default value.
    
    Returns:
    
    min step PM25 density
  - subscribePM25Density
```
void subscribePM25Density(HomekitCharacteristicChangeCallback callback)
```
    Subscribes to changes in PM25 density.
    
    Parameters:
    
    callback - the function when PM25 density changes
  - unsubscribePM25Density
```
void unsubscribePM25Density()
```
    Unsubscribes from changes