blob: dcaf0c258dece3da3469abe880ea5713e93964cf [file] [log] [blame]
// Copyright (c) 2015, the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
import 'dart:async';
/// Simple delegating wrapper around a [StreamConsumer].
/// Subclasses can override individual methods, or use this to expose only the
/// [StreamConsumer] methods of a subclass.
class DelegatingStreamConsumer<T> implements StreamConsumer<T> {
final StreamConsumer _consumer;
/// Create a delegating consumer forwarding calls to [consumer].
DelegatingStreamConsumer(StreamConsumer consumer)
: _consumer = consumer;
Future addStream(Stream<T> stream) => _consumer.addStream(stream);
Future close() => _consumer.close();