1// Copyright (c) 2013 The Chromium Authors. All rights reserved. 2// Use of this source code is governed by a BSD-style license that can be 3// found in the LICENSE file. 4 5#include "content/browser/streams/stream_registry.h" 6 7#include "content/browser/streams/stream.h" 8 9namespace content { 10 11StreamRegistry::StreamRegistry() { 12} 13 14StreamRegistry::~StreamRegistry() { 15} 16 17void StreamRegistry::RegisterStream(scoped_refptr<Stream> stream) { 18 DCHECK(CalledOnValidThread()); 19 DCHECK(stream.get()); 20 DCHECK(!stream->url().is_empty()); 21 streams_[stream->url()] = stream; 22} 23 24scoped_refptr<Stream> StreamRegistry::GetStream(const GURL& url) { 25 DCHECK(CalledOnValidThread()); 26 StreamMap::const_iterator stream = streams_.find(url); 27 if (stream != streams_.end()) 28 return stream->second; 29 30 return NULL; 31} 32 33bool StreamRegistry::CloneStream(const GURL& url, const GURL& src_url) { 34 DCHECK(CalledOnValidThread()); 35 scoped_refptr<Stream> stream(GetStream(src_url)); 36 if (stream.get()) { 37 streams_[url] = stream; 38 return true; 39 } 40 return false; 41} 42 43void StreamRegistry::UnregisterStream(const GURL& url) { 44 DCHECK(CalledOnValidThread()); 45 streams_.erase(url); 46} 47 48} // namespace content 49