import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

dom/flyweb/FlyWebDiscoveryManager.cpp

@@ -0,0 +1,125 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "nsString.h"
+#include "nsTHashtable.h"
+#include "nsClassHashtable.h"
+#include "nsIUUIDGenerator.h"
+#include "jsapi.h"
+#include "mozilla/StaticPtr.h"
+#include "mozilla/Logging.h"
+#include "nsComponentManagerUtils.h"
+#include "nsServiceManagerUtils.h"
+
+#include "mozilla/dom/FlyWebDiscoveryManager.h"
+#include "mozilla/dom/FlyWebDiscoveryManagerBinding.h"
+
+namespace mozilla {
+namespace dom {
+
+static LazyLogModule gFlyWebDiscoveryManagerLog("FlyWebDiscoveryManager");
+#undef LOG_I
+#define LOG_I(...) MOZ_LOG(mozilla::dom::gFlyWebDiscoveryManagerLog, mozilla::LogLevel::Debug, (__VA_ARGS__))
+#undef LOG_E
+#define LOG_E(...) MOZ_LOG(mozilla::dom::gFlyWebDiscoveryManagerLog, mozilla::LogLevel::Error, (__VA_ARGS__))
+
+
+NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE_0(FlyWebDiscoveryManager)
+
+NS_IMPL_CYCLE_COLLECTING_ADDREF(FlyWebDiscoveryManager)
+NS_IMPL_CYCLE_COLLECTING_RELEASE(FlyWebDiscoveryManager)
+NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(FlyWebDiscoveryManager)
+  NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
+  NS_INTERFACE_MAP_ENTRY(nsISupports)
+NS_INTERFACE_MAP_END
+
+FlyWebDiscoveryManager::FlyWebDiscoveryManager(nsISupports* aParent,
+                                               FlyWebService* aService)
+  : mParent(aParent)
+  , mService(aService)
+  , mNextId(0)
+{
+}
+
+FlyWebDiscoveryManager::~FlyWebDiscoveryManager()
+{
+  mService->UnregisterDiscoveryManager(this);
+}
+
+JSObject*
+FlyWebDiscoveryManager::WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto)
+{
+  return FlyWebDiscoveryManagerBinding::Wrap(aCx, this, aGivenProto);
+}
+
+nsISupports*
+FlyWebDiscoveryManager::GetParentObject() const
+{
+  return mParent;
+}
+
+/* static */ already_AddRefed<FlyWebDiscoveryManager>
+FlyWebDiscoveryManager::Constructor(const GlobalObject& aGlobal, ErrorResult& rv)
+{
+  RefPtr<FlyWebService> service = FlyWebService::GetOrCreate();
+  if (!service) {
+    return nullptr;
+  }
+
+  RefPtr<FlyWebDiscoveryManager> result = new FlyWebDiscoveryManager(
+                    aGlobal.GetAsSupports(), service);
+  return result.forget();
+}
+
+void
+FlyWebDiscoveryManager::ListServices(nsTArray<FlyWebDiscoveredService>& aServices)
+{
+  return mService->ListDiscoveredServices(aServices);
+}
+
+uint32_t
+FlyWebDiscoveryManager::StartDiscovery(FlyWebDiscoveryCallback& aCallback)
+{
+  uint32_t id = GenerateId();
+  mCallbackMap.Put(id, &aCallback);
+  mService->RegisterDiscoveryManager(this);
+  return id;
+}
+
+void
+FlyWebDiscoveryManager::StopDiscovery(uint32_t aId)
+{
+  mCallbackMap.Remove(aId);
+  if (mCallbackMap.Count() == 0) {
+    mService->UnregisterDiscoveryManager(this);
+  }
+}
+
+void
+FlyWebDiscoveryManager::PairWithService(const nsAString& aServiceId,
+                                        FlyWebPairingCallback& aCallback)
+{
+  mService->PairWithService(aServiceId, aCallback);
+}
+
+void
+FlyWebDiscoveryManager::NotifyDiscoveredServicesChanged()
+{
+  nsTArray<FlyWebDiscoveredService> services;
+  ListServices(services);
+  Sequence<FlyWebDiscoveredService> servicesSeq;
+  servicesSeq.SwapElements(services);
+  for (auto iter = mCallbackMap.Iter(); !iter.Done(); iter.Next()) {
+    FlyWebDiscoveryCallback *callback = iter.UserData();
+    ErrorResult err;
+    callback->OnDiscoveredServicesChanged(servicesSeq, err);
+    ENSURE_SUCCESS_VOID(err);
+  }
+}
+
+
+} // namespace dom
+} // namespace mozilla