Implemented initial version of server-issued notification client.

chrome/browser/sync/notifier/chrome_invalidation_client.cc

+// Copyright (c) 2010 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 "chrome/browser/sync/notifier/chrome_invalidation_client.h"
+
+#include <string>
+#include <vector>
+
+#include "base/logging.h"
+#include "chrome/browser/sync/notifier/cache_invalidation_packet_handler.h"
+#include "chrome/browser/sync/notifier/invalidation_util.h"
+#include "google/cacheinvalidation/invalidation-client-impl.h"
+
+namespace sync_notifier {
+
+ChromeInvalidationClient::ChromeInvalidationClient() {
+  DCHECK(non_thread_safe_.CalledOnValidThread());
+}
+
+ChromeInvalidationClient::~ChromeInvalidationClient() {
+  DCHECK(non_thread_safe_.CalledOnValidThread());
+  Stop();
+}
+
+void ChromeInvalidationClient::Start(
+    const std::string& app_name,
+    invalidation::InvalidationListener* listener,
+    buzz::XmppClient* xmpp_client) {
+  DCHECK(non_thread_safe_.CalledOnValidThread());
+  Stop();
+
+  chrome_system_resources_.StartScheduler();
+
+  invalidation::ClientType client_type;
+  client_type.set_type(invalidation::ClientType::CHROME_SYNC);
+  invalidation::ClientConfig ticl_config;
+  invalidation_client_.reset(
+      new invalidation::InvalidationClientImpl(
+          &chrome_system_resources_, client_type, app_name, listener,
+          ticl_config));
+  cache_invalidation_packet_handler_.reset(
+      new CacheInvalidationPacketHandler(xmpp_client,
+                                         invalidation_client_.get()));
+}
+
+void ChromeInvalidationClient::Stop() {
+  DCHECK(non_thread_safe_.CalledOnValidThread());
+  if (!invalidation_client_.get()) {
+    DCHECK(!cache_invalidation_packet_handler_.get());
+    return;
+  }
+
+  chrome_system_resources_.StopScheduler();
+
+  cache_invalidation_packet_handler_.reset();
+  invalidation_client_.reset();
+}
+
+void ChromeInvalidationClient::Register(
+    const invalidation::ObjectId& oid,
+    invalidation::RegistrationCallback* callback) {
+  DCHECK(non_thread_safe_.CalledOnValidThread());
+  invalidation_client_->Register(oid, callback);
+}
+
+void ChromeInvalidationClient::Unregister(
+    const invalidation::ObjectId& oid,
+    invalidation::RegistrationCallback* callback) {
+  DCHECK(non_thread_safe_.CalledOnValidThread());
+  invalidation_client_->Unregister(oid, callback);
+}
+
+}  // namespace sync_notifier