Introduce internal::ServiceRegistry to prepare for ServiceProvider split.

mojo/public/cpp/application/lib/application.cc

 // 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 "mojo/public/cpp/application/application.h"
 
 namespace mojo {
 
-Application::Application() {}
+Application::Application() : service_registry_(this) {}
 
 Application::Application(ScopedMessagePipeHandle service_provider_handle)
-    : internal::ServiceConnectorBase::Owner(service_provider_handle.Pass()) {
-}
+    : service_registry_(this, service_provider_handle.Pass()) {}
 
 Application::Application(MojoHandle service_provider_handle)
-    : internal::ServiceConnectorBase::Owner(
+    : service_registry_(
+          this,
           mojo::MakeScopedHandle(
               MessagePipeHandle(service_provider_handle)).Pass()) {}
 
-Application::~Application() {
-  for (NameToServiceConnectorMap::iterator i =
-           name_to_service_connector_.begin();
-       i != name_to_service_connector_.end(); ++i) {
-    delete i->second;
-  }
-  name_to_service_connector_.clear();
+Application::~Application() {}
+
+bool Application::AllowIncomingConnection(const mojo::String& service_name,
+                                          const mojo::String& requestor_url) {
+  return true;
+}
+
+void Application::BindServiceProvider(
+  ScopedMessagePipeHandle service_provider_handle) {
+  service_registry_.BindRemoteServiceProvider(service_provider_handle.Pass());
 }
 
 void Application::Initialize() {}
 
-void Application::AddServiceConnector(
-    internal::ServiceConnectorBase* service_connector) {
-  name_to_service_connector_[service_connector->name()] = service_connector;
-  set_service_connector_owner(service_connector, this);
-}
-
-void Application::RemoveServiceConnector(
-    internal::ServiceConnectorBase* service_connector) {
-  NameToServiceConnectorMap::iterator it =
-      name_to_service_connector_.find(service_connector->name());
-  assert(it != name_to_service_connector_.end());
-  delete it->second;
-  name_to_service_connector_.erase(it);
-  if (name_to_service_connector_.empty())
-    service_provider_.reset();
-}
-
-void Application::BindServiceProvider(
-    ScopedMessagePipeHandle service_provider_handle) {
-  service_provider_.Bind(service_provider_handle.Pass());
-  service_provider_.set_client(this);
-}
-
-void Application::ConnectToService(const mojo::String& service_url,
-                                   const mojo::String& service_name,
-                                   ScopedMessagePipeHandle client_handle,
-                                   const mojo::String& requestor_url) {
-  internal::ServiceConnectorBase* service_connector =
-      name_to_service_connector_[service_name];
-  assert(service_connector);
-  // requestor_url is ignored because the service_connector stores the url
-  // of the requestor safely.
-  return service_connector->ConnectToService(
-      service_url, service_name, client_handle.Pass());
-}
-
 }  // namespace mojo