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InvalidationTracker.Observer

An observer that can listen for changes in the database by subscribing to an InvalidationTracker.

Summary

Public constructors
Observer(tables: Array<String>)
android

Protected constructors
Observer(firstTable: String, vararg rest: String)

Creates an observer for the given tables and views.
android

Public functions
abstract Unit

Invoked when one of the observed tables is invalidated (changed).
android

Public constructors

Observer

android
Added in 2.0.0
Observer(tables: Array<String>)
Parameters
tables: Array<String>

The names of the tables this observer is interested in getting notified if they are modified.

Protected constructors

Observer

android
Added in 2.0.0
protected Observer(firstTable: String, vararg rest: String)

Creates an observer for the given tables and views.

Parameters
firstTable: String

The name of the table or view.
vararg rest: String

More names of tables or views.

Public functions

onInvalidated

android
Added in 2.0.0
abstract fun onInvalidated(tables: Set<String>): Unit

Invoked when one of the observed tables is invalidated (changed).

Parameters
tables: Set<String>

A set of invalidated tables. When the observer is interested in multiple tables, this set can be used to distinguish which of the observed tables were invalidated. When observing a database view the names of underlying tables will be in the set instead of the view name.
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