instanceFor static method
FirebaseFirestore
instanceFor({
- required FirebaseApp app,
- @Deprecated('`databaseURL` has been deprecated. Please use `databaseId` instead.') String? databaseURL,
- String? databaseId,
Returns an instance using a specified FirebaseApp
.
Implementation
static FirebaseFirestore instanceFor({
required FirebaseApp app,
@Deprecated(
'`databaseURL` has been deprecated. Please use `databaseId` instead.',
)
String? databaseURL,
String? databaseId,
}) {
String firestoreDatabaseId = databaseId ?? databaseURL ?? '(default)';
String cacheKey = '${app.name}|$firestoreDatabaseId';
if (_cachedInstances.containsKey(cacheKey)) {
return _cachedInstances[cacheKey]!;
}
FirebaseFirestore newInstance =
// Both databaseURL and databaseId are required so we have to pass both for now. We can remove databaseURL in a future release.
FirebaseFirestore._(
app: app,
databaseURL: firestoreDatabaseId,
databaseId: firestoreDatabaseId,
);
_cachedInstances[cacheKey] = newInstance;
return newInstance;
}