Added in API level 33

android.app.appsearch.observer

Interfaces

ObserverCallback An interface which apps can implement to subscribe to notifications of changes to AppSearch data. 

Classes

DocumentChangeInfo Contains information about an individual change detected by an ObserverCallback
ObserverSpec Configures the types, namespaces and other properties that ObserverCallback instances match against. 
ObserverSpec.Builder Builder for ObserverSpec instances. 
SchemaChangeInfo Contains information about a schema change detected by an ObserverCallback