EmbeddedWorker, browser side code

content/browser/service_worker/embedded_worker_registry.cc

+// Copyright 2013 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/browser/service_worker/embedded_worker_registry.h"
+
+#include "base/stl_util.h"
+#include "content/browser/service_worker/embedded_worker_instance.h"
+#include "content/browser/service_worker/service_worker_context_core.h"
+#include "content/common/service_worker_messages.h"
+#include "ipc/ipc_message.h"
+#include "ipc/ipc_sender.h"
+
+namespace content {
+
+EmbeddedWorkerRegistry::EmbeddedWorkerRegistry(
+    base::WeakPtr<ServiceWorkerContextCore> context)
+    : context_(context),
+      next_embedded_worker_id_(0) {}
+
+scoped_ptr<EmbeddedWorkerInstance> EmbeddedWorkerRegistry::CreateWorker() {
+  return scoped_ptr<EmbeddedWorkerInstance>(
+      new EmbeddedWorkerInstance(this, next_embedded_worker_id_++));
+}
+
+void EmbeddedWorkerRegistry::RemoveWorker(int embedded_worker_id) {
+  DCHECK(ContainsKey(worker_map_, embedded_worker_id));
+  worker_map_.erase(embedded_worker_id);
+}
+
+bool EmbeddedWorkerRegistry::StartWorker(
+    int process_id,
+    int embedded_worker_id,
+    int64 service_worker_version_id,
+    const GURL& script_url) {
+  return Send(process_id,
+              new ServiceWorkerMsg_StartWorker(embedded_worker_id,
+                                               service_worker_version_id,
+                                               script_url));
+}
+
+bool EmbeddedWorkerRegistry::StopWorker(int process_id,
+                                        int embedded_worker_id) {
+  return Send(process_id,
+              new ServiceWorkerMsg_TerminateWorker(embedded_worker_id));
+}
+
+void EmbeddedWorkerRegistry::AddChildProcessSender(
+    int process_id, IPC::Sender* sender) {
+  process_sender_map_[process_id] = sender;
+}
+
+void EmbeddedWorkerRegistry::RemoveChildProcessSender(int process_id) {
+  process_sender_map_.erase(process_id);
+}
+
+EmbeddedWorkerRegistry::~EmbeddedWorkerRegistry() {}
+
+bool EmbeddedWorkerRegistry::Send(int process_id, IPC::Message* message) {
+  if (!context_)
+    return false;
+  ProcessToSenderMap::iterator found = process_sender_map_.find(process_id);
+  if (found == process_sender_map_.end())
+    return false;
+  return found->second->Send(message);
+}
+
+}  // namespace content