StreamNotification<T> class abstract

A class that encapsulates the NotificationKind of event, value of the event in case of onData, or the Error in the case of onError. A container object that wraps the NotificationKind of event (OnData, OnDone, OnError), and the item or error that was emitted. In the case of onDone, no data is emitted as part of the StreamNotification.

Implementers

• DataNotification
• DoneNotification
• ErrorNotification

Available extensions

• StreamNotificationExtensions

Constructors

StreamNotification.data(T value)

Constructs a StreamNotification with NotificationKind.data and wraps a value

factory

StreamNotification.done()

Constructs a StreamNotification with NotificationKind.done.

const

factory

StreamNotification.error(Object error, [StackTrace? stackTrace])

Constructs a StreamNotification with NotificationKind.error and wraps an error and stackTrace

factory

Properties

hashCode → int

The hash code for this object.

no setter, inherited

kind → NotificationKind

References the NotificationKind of this StreamNotification event.

final

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

Methods

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