MapChangeListener (Realm 10.15.1)

Type Parameters:

K - the type of the keys stored in the map

V - the type of the values stored in the map
```
public interface MapChangeListener<K,V>
```
MapChangeListener can be registered with a RealmMap to receive a notification with a MapChangeSet to describe the details of what have been changed in the map since last time.
Realm instances on a thread without an Looper cannot register a MapChangeListener.

See Also:

RealmMap.addChangeListener(MapChangeListener)

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`onChange(RealmMap<K,V> map, MapChangeSet<K> changes)`	This will be called when the async query is finished the first time or the collection of objects has changed.

- Method Detail
  - onChange
```
void onChange(RealmMap<K,V> map,
              MapChangeSet<K> changes)
```
    This will be called when the async query is finished the first time or the collection of objects has changed.
    
    Parameters:
    
    map - the map this listener is registered to.
    
    changes - object with information about the change.