Interface MetadataStoreListener
- All Known Implementing Classes:
MetadataStoreListenerAdapter
public interface MetadataStoreListener
A callback to be invoked whenever a value changes in the data store.
- Since:
- 4.2
-
Method Summary
Modifier and Type Method Description void
onAdd(java.lang.String key, java.lang.String value)
Invoked when a key is added to the store.void
onRemove(java.lang.String key, java.lang.String oldValue)
Invoked when a key is removed from the store.void
onUpdate(java.lang.String key, java.lang.String newValue)
Invoked when a key is updated into the store.
-
Method Details
-
onAdd
void onAdd(java.lang.String key, java.lang.String value)Invoked when a key is added to the store.- Parameters:
key
- the key being addedvalue
- the value being added
-
onRemove
void onRemove(java.lang.String key, java.lang.String oldValue)Invoked when a key is removed from the store.- Parameters:
key
- the key being removedoldValue
- the value being removed
-
onUpdate
void onUpdate(java.lang.String key, java.lang.String newValue)Invoked when a key is updated into the store.- Parameters:
key
- the key being updatednewValue
- the new value
-