DocumentReference<T extends Object?> class abstract

A DocumentReference refers to a document location in a FirebaseFirestore database and can be used to write, read, or listen to the location.

The document at the referenced location may or may not exist. A DocumentReference can also be used to create a CollectionReference to a subcollection.

Available extensions
Annotations

Constructors

DocumentReference()

Properties

firestore → FirebaseFirestore
The Firestore instance associated with this document reference.
no setter
hashCode → int
The hash code for this object.
no setterinherited
id → String
This document's given ID within the collection.
no setter
parent → CollectionReference<T>
The parent CollectionReference of this document.
no setter
path → String
A string representing the path of the referenced document (relative to the root of the database).
no setter
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited

Methods

collection(String collectionPath) → CollectionReference<Map<String, dynamic>>
Gets a CollectionReference instance that refers to the collection at the specified path, relative from this DocumentReference.
delete() → Future<void>
Deletes the current document from the collection.
get([GetOptions? options]) → Future<DocumentSnapshot<T>>
Reads the document referenced by this DocumentReference.
noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
set(T data, [SetOptions? options]) → Future<void>
Sets data on the document, overwriting any existing data. If the document does not yet exist, it will be created.
snapshots({bool includeMetadataChanges = false}) → Stream<DocumentSnapshot<T>>
Notifies of document updates at this location.
toString() → String
A string representation of this object.
inherited
update(Map<String, Object?> data) → Future<void>
Updates data on the document. Data will be merged with any existing document data.
withConverter<R>({required FromFirestore<R> fromFirestore, required ToFirestore<R> toFirestore}) → DocumentReference<R>
Transforms a DocumentReference to manipulate a custom object instead of a Map<String, dynamic>.

Operators

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