CountryDataSource class abstract

Abstract data source for country data Enables pluggable backends (API, local JSON, etc.)

Implementers

• ApiCountryDataSource

Constructors

CountryDataSource()

Properties

hashCode → int

The hash code for this object.

no setter, inherited

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

Methods

fetchCountries() → Future<Map<String, Country>?>

Fetch country data from the source Returns null if fetch fails (silent fallback)

isAvailable() → Future<bool>

Optional: Check if source is available/reachable

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

toString() → String

A string representation of this object.

inherited

Operators

operator ==(Object other) → bool

The equality operator.

inherited