blob: 2f2ede6f4bfed4cf2e2ca8ca85b38667f4502fcc [file] [log] [blame]
// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/child/service_worker/service_worker_network_provider.h"
#include "base/atomic_sequence_num.h"
#include "content/child/child_thread.h"
#include "content/child/service_worker/service_worker_provider_context.h"
#include "content/common/service_worker/service_worker_messages.h"
namespace content {
namespace {
const char kUserDataKey[] = "SWProviderKey";
// Must be unique in the child process.
int GetNextProviderId() {
static base::StaticAtomicSequenceNumber sequence;
return sequence.GetNext(); // We start at zero.
}
} // namespace
void ServiceWorkerNetworkProvider::AttachToDocumentState(
base::SupportsUserData* datasource_userdata,
scoped_ptr<ServiceWorkerNetworkProvider> network_provider) {
datasource_userdata->SetUserData(&kUserDataKey, network_provider.release());
}
ServiceWorkerNetworkProvider* ServiceWorkerNetworkProvider::FromDocumentState(
base::SupportsUserData* datasource_userdata) {
return static_cast<ServiceWorkerNetworkProvider*>(
datasource_userdata->GetUserData(&kUserDataKey));
}
ServiceWorkerNetworkProvider::ServiceWorkerNetworkProvider()
: provider_id_(GetNextProviderId()),
context_(new ServiceWorkerProviderContext(provider_id_)) {
if (!ChildThread::current())
return; // May be null in some tests.
ChildThread::current()->Send(
new ServiceWorkerHostMsg_ProviderCreated(provider_id_));
}
ServiceWorkerNetworkProvider::~ServiceWorkerNetworkProvider() {
if (!ChildThread::current())
return; // May be null in some tests.
ChildThread::current()->Send(
new ServiceWorkerHostMsg_ProviderDestroyed(provider_id_));
}
void ServiceWorkerNetworkProvider::SetServiceWorkerVersionId(
int64 version_id) {
if (!ChildThread::current())
return; // May be null in some tests.
ChildThread::current()->Send(
new ServiceWorkerHostMsg_SetVersionId(provider_id_, version_id));
}
} // namespace content