VolatileSubject class
- Inheritance
-
- Object
- Stream<
String> - IPersistenceSubject<
String> - VolatileSubject
Constructors
- VolatileSubject(VolatilePersistence persistence, {String key = "mock-key", String initialValue = ""})
Properties
-
controller
↔ BehaviorSubject<
String> -
getter/setter pairinherited
-
first
→ Future<
String> -
The first element of this stream.
no setterinherited
- hashCode → int
-
The hash code for this object.
no setterinherited
- isBroadcast → bool
-
Whether this stream is a broadcast stream.
no setterinherited
-
isEmpty
→ Future<
bool> -
Whether this stream contains any elements.
no setterinherited
- key → String
-
final
-
last
→ Future<
String> -
The last element of this stream.
no setterinherited
-
length
→ Future<
int> -
The number of elements in this stream.
no setterinherited
- persistence → VolatilePersistence
-
final
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
-
single
→ Future<
String> -
The single element of this stream.
no setterinherited
- value → String?
-
no setterinherited
Methods
-
add(
String data) → Future< void> -
Adds
data
to the sink.inherited -
any(
bool test(String element)) → Future< bool> -
Checks whether
test
accepts any element provided by this stream.inherited -
asBroadcastStream(
{void onListen(StreamSubscription< String> subscription)?, void onCancel(StreamSubscription<String> subscription)?}) → Stream<String> -
Returns a multi-subscription stream that produces the same events as this.
inherited
-
asyncExpand<
E> (Stream< E> ? convert(String event)) → Stream<E> -
Transforms each element into a sequence of asynchronous events.
inherited
-
asyncMap<
E> (FutureOr< E> convert(String event)) → Stream<E> -
Creates a new stream with each data event of this stream asynchronously
mapped to a new event.
inherited
-
cast<
R> () → Stream< R> -
Adapt this stream to be a
Stream<R>
.inherited -
close(
) → Future -
Closes the sink.
inherited
-
contains(
Object? needle) → Future< bool> -
Returns whether
needle
occurs in the elements provided by this stream.inherited -
distinct(
[bool equals(String previous, String next)?]) → Stream< String> -
Skips data events if they are equal to the previous data event.
inherited
-
drain<
E> ([E? futureValue]) → Future< E> -
Discards all data on this stream, but signals when it is done or an error
occurred.
inherited
-
elementAt(
int index) → Future< String> -
Returns the value of the
index
th data event of this stream.inherited -
every(
bool test(String element)) → Future< bool> -
Checks whether
test
accepts all elements provided by this stream.inherited -
expand<
S> (Iterable< S> convert(String element)) → Stream<S> -
Transforms each element of this stream into a sequence of elements.
inherited
-
firstWhere(
bool test(String element), {String orElse()?}) → Future< String> -
Finds the first element of this stream matching
test
.inherited -
fold<
S> (S initialValue, S combine(S previous, String element)) → Future< S> -
Combines a sequence of values by repeatedly applying
combine
.inherited -
forEach(
void action(String element)) → Future< void> -
Executes
action
on each element of this stream.inherited -
fromMap(
Map map) → String -
override
-
handleError(
Function onError, {bool test(dynamic error)?}) → Stream< String> -
Creates a wrapper Stream that intercepts some errors from this stream.
inherited
-
initialize(
) → Future< void> -
inherited
-
join(
[String separator = ""]) → Future< String> -
Combines the string representation of elements into a single string.
inherited
-
lastWhere(
bool test(String element), {String orElse()?}) → Future< String> -
Finds the last element in this stream matching
test
.inherited -
listen(
void onData(String event)?, {Function? onError, void onDone()?, bool? cancelOnError}) → StreamSubscription< String> -
Adds a subscription to this stream.
inherited
-
map<
S> (S convert(String event)) → Stream< S> -
Transforms each element of this stream into a new stream event.
inherited
-
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
pipe(
StreamConsumer< String> streamConsumer) → Future -
Pipes the events of this stream into
streamConsumer
.inherited -
reduce(
String combine(String previous, String element)) → Future< String> -
Combines a sequence of values by repeatedly applying
combine
.inherited -
singleWhere(
bool test(String element), {String orElse()?}) → Future< String> -
Finds the single element in this stream matching
test
.inherited -
skip(
int count) → Stream< String> -
Skips the first
count
data events from this stream.inherited -
skipWhile(
bool test(String element)) → Stream< String> -
Skip data events from this stream while they are matched by
test
.inherited -
take(
int count) → Stream< String> -
Provides at most the first
count
data events of this stream.inherited -
takeWhile(
bool test(String element)) → Stream< String> -
Forwards data events while
test
is successful.inherited -
timeout(
Duration timeLimit, {void onTimeout(EventSink< String> sink)?}) → Stream<String> -
Creates a new stream with the same events as this stream.
inherited
-
toList(
) → Future< List< String> > -
Collects all elements of this stream in a
List
.inherited -
toMap(
String data) → Map -
override
-
toSet(
) → Future< Set< String> > -
Collects the data of this stream in a
Set
.inherited -
toString(
) → String -
A string representation of this object.
inherited
-
transform<
S> (StreamTransformer< String, S> streamTransformer) → Stream<S> -
Applies
streamTransformer
to this stream.inherited -
where(
bool test(String event)) → Stream< String> -
Creates a new stream from this stream that discards some elements.
inherited
Operators
-
operator ==(
Object other) → bool -
The equality operator.
inherited