SharedPrefsStorage<E> class abstract

Storage implementation that uses SharedPreferences to store items.

Constructors

SharedPrefsStorage({required ToMap<E> toMap, required FromMap<E> fromMap, required String itemKey, SharedPreferences? sharedPreferences})

Makes a new instance using the provided fromMap and toMap item converters, itemKey as key in the sharedPreferences instance.

factory

SharedPrefsStorage.base(String itemKey, [SharedPreferences? sharedPreferences])

SharedPrefsStorage.primitive({required String itemKey, SharedPreferences? sharedPreferences})

Storage implementation that uses SharedPreferences to store primitive items that don't need a converter.

factory

Properties

hashCode → int

The hash code for this object.

no setter, inherited

itemKey → String

final

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

sharedPreferences ↔ SharedPreferences?

getter/setter pair

Methods

delete() → Future<void>

Deletes any written item. If no item is found completes without error.

override

ensurePreferencesSet() → Future<SharedPreferences>

get() → Future<E?>

Retrieves the saved item or returns null if no item is found.

inherited

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

save(E item) → Future<E>

Saves the given item, overriding any previous entries.

inherited

toString() → String

A string representation of this object.

inherited

Operators

operator ==(Object other) → bool

The equality operator.

inherited