MapChangeSet (Realm 10.10.1)

```
public interface MapChangeSet<T>
```
This interface describes the changes made to a map during the last update.
MapChangeSet is passed to the MapChangeListener which is registered by RealmMap.addChangeListener(MapChangeListener).

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`T[]`	`getChanges()`	Array containing the keys that have been modified in the previous version of the map.
`T[]`	`getDeletions()`	The number of entries that have been deleted in the previous version of the map.
`T[]`	`getInsertions()`	Array containing the keys that have been inserted in the previous version of the map.
`boolean`	`isEmpty()`	Whether the change set is empty or not.

- Method Detail
  - getDeletions
```
T[] getDeletions()
```
    The number of entries that have been deleted in the previous version of the map.
    
    Returns:
    
    array with the keys that have been deleted.
  - getInsertions
```
T[] getInsertions()
```
    Array containing the keys that have been inserted in the previous version of the map.
    
    Returns:
    
    array with the keys that have been inserted.
  - getChanges
```
T[] getChanges()
```
    Array containing the keys that have been modified in the previous version of the map.
    
    Returns:
    
    array with the keys that have been modified.
  - isEmpty
```
boolean isEmpty()
```
    Whether the change set is empty or not. This is needed to detect whether a notification has been triggered right after subscription.
    
    Returns:
    
    whether the change set contains changes.