JsonCacheSharedPreferences class final

Persistent preferences file cache.

Implemented types

Constructors

JsonCacheSharedPreferences(SharedPreferences _sharedPreferences)
Sets the SharedPreferences instance.
const

Properties

hashCode int
The hash code for this object.
no setterinherited
runtimeType Type
A representation of the runtime type of the object.
no setterinherited

Methods

clear() Future<void>
Frees up the preferences file space.
override
contains(String key) Future<bool>
Checks whether there is data in the preferences at key.
override
keys() Future<UnmodifiableListView<String>>
The cache keys.
override
noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
refresh(String key, Map<String, dynamic> value) Future<void>
Writes value to the preferences file.
override
remove(String key) Future<void>
Removes an entry from the preferences file storage at key.
override
toString() String
A string representation of this object.
inherited
value(String key) Future<Map<String, dynamic>?>
The value at key from the preferences file; it returns null if a cache miss occurs.
override

Operators

operator ==(Object other) bool
The equality operator.
inherited