SampleStreamTransformer<T> class

A StreamTransformer that, when the specified sample stream emits an item or completes, emits the most recently emitted item (if any) emitted by the source stream since the previous emission from the sample stream.

Example

new Stream.fromIterable([1, 2, 3])
  .transform(new SampleStreamTransformer(new TimerStream(1, new Duration(seconds: 1)))
  .listen(print); // prints 3
Inheritance

Constructors

SampleStreamTransformer(Stream sampleStream, { bool sampleOnValueOnly: true })

Properties

transformer StreamTransformer<T, T>
final
hashCode int
The hash code for this object. [...]
read-only, inherited
runtimeType Type
A representation of the runtime type of the object.
read-only, inherited

Methods

bind(Stream<T> stream) Stream<T>
Transforms the provided stream. [...]
override
cast<RS, RT>() StreamTransformer<RS, RT>
Provides a StreamTransformer<RS, RT> view of this stream transformer. [...]
inherited
noSuchMethod(Invocation invocation) → dynamic
Invoked when a non-existent method or property is accessed. [...]
inherited
toString() String
Returns a string representation of this object.
inherited

Operators

operator ==(dynamic other) bool
The equality operator. [...]
inherited