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- // Copyright 2021 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 "android_webview/nonembedded/webview_apk_process.h"
- #include "android_webview/common/aw_paths.h"
- #include "base/android/library_loader/library_loader_hooks.h"
- #include "base/base_paths_android.h"
- #include "base/message_loop/message_pump_type.h"
- #include "base/path_service.h"
- #include "base/task/single_thread_task_executor.h"
- #include "base/task/thread_pool/thread_pool_instance.h"
- #include "components/component_updater/component_updater_paths.h"
- #include "components/prefs/json_pref_store.h"
- #include "components/prefs/pref_registry_simple.h"
- #include "components/prefs/pref_service.h"
- #include "components/prefs/pref_service_factory.h"
- #include "components/update_client/update_client.h"
- namespace android_webview {
- namespace {
- static WebViewApkProcess* g_webview_apk_process = nullptr;
- } // namespace
- // static
- WebViewApkProcess* WebViewApkProcess::GetInstance() {
- DCHECK(g_webview_apk_process);
- return g_webview_apk_process;
- }
- // static
- // Must be called exactly once during the process startup.
- void WebViewApkProcess::Init() {
- // TODO(crbug.com/1179303): Add check to assert this is only loaded by
- // LibraryProcessType PROCESS_WEBVIEW_NONEMBEDDED.
- // This doesn't have to be thread safe, because it should only happen once on
- // the main thread before any GetInstances calls are made.
- DCHECK(!g_webview_apk_process);
- g_webview_apk_process = new WebViewApkProcess();
- }
- WebViewApkProcess::WebViewApkProcess() {
- base::ThreadPoolInstance::CreateAndStartWithDefaultParams(
- "WebViewApkProcess");
- // There's no UI message pump in nonembedded WebView, using
- // `base::MessagePumpType::JAVA` so that the `SingleThreadExecutor` will bind
- // to the java thread the `WebViewApkProcess` is created on.
- main_task_executor_ = std::make_unique<base::SingleThreadTaskExecutor>(
- base::MessagePumpType::JAVA);
- RegisterPathProvider();
- component_updater::RegisterPathProvider(
- /*components_system_root_key=*/android_webview::DIR_COMPONENTS_ROOT,
- /*components_system_root_key_alt=*/android_webview::DIR_COMPONENTS_ROOT,
- /*components_user_root_key=*/android_webview::DIR_COMPONENTS_ROOT);
- CreatePrefService();
- }
- WebViewApkProcess::~WebViewApkProcess() = default;
- PrefService* WebViewApkProcess::GetPrefService() const {
- DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
- return pref_service_.get();
- }
- void WebViewApkProcess::CreatePrefService() {
- DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
- auto pref_registry = base::MakeRefCounted<PrefRegistrySimple>();
- PrefServiceFactory pref_service_factory;
- RegisterPrefs(pref_registry.get());
- base::FilePath app_data_dir;
- base::PathService::Get(base::DIR_ANDROID_APP_DATA, &app_data_dir);
- pref_service_factory.set_user_prefs(
- base::MakeRefCounted<JsonPrefStore>(app_data_dir.Append(
- FILE_PATH_LITERAL("WebView Nonembedded Preferences"))));
- pref_service_ = pref_service_factory.Create(pref_registry);
- }
- void WebViewApkProcess::RegisterPrefs(PrefRegistrySimple* pref_registry) {
- DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
- update_client::RegisterPrefs(pref_registry);
- }
- } // namespace android_webview
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