content/app/android/library_loader_hooks.cc

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "content/app/android/library_loader_hooks.h"
   6
   7 #include "base/android/base_jni_registrar.h"
   8 #include "base/android/command_line_android.h"
   9 #include "base/android/jni_android.h"
  10 #include "base/android/jni_registrar.h"
  11 #include "base/android/jni_string.h"
  12 #include "base/base_switches.h"
  13 #include "base/command_line.h"
  14 #include "base/files/file_path.h"
  15 #include "base/logging.h"
  16 #include "base/strings/string_util.h"
  17 #include "base/trace_event/trace_event.h"
  18 #include "base/tracked_objects.h"
  19 #include "components/tracing/startup_tracing.h"
  20 #include "content/app/android/app_jni_registrar.h"
  21 #include "content/browser/android/browser_jni_registrar.h"
  22 #include "content/common/android/common_jni_registrar.h"
  23 #include "content/common/content_constants_internal.h"
  24 #include "content/public/common/content_switches.h"
  25 #include "content/public/common/result_codes.h"
  26 #include "device/bluetooth/android/bluetooth_jni_registrar.h"
  27 #include "device/vibration/android/vibration_jni_registrar.h"
  28 #include "media/base/android/media_jni_registrar.h"
  29 #include "media/midi/midi_jni_registrar.h"
  30 #include "net/android/net_jni_registrar.h"
  31 #include "ui/android/ui_android_jni_registrar.h"
  32 #include "ui/base/android/ui_base_jni_registrar.h"
  33 #include "ui/gfx/android/gfx_jni_registrar.h"
  34 #include "ui/gl/android/gl_jni_registrar.h"
  35 #include "ui/shell_dialogs/android/shell_dialogs_jni_registrar.h"
  36
  37 namespace content {
  38
  39 bool EnsureJniRegistered(JNIEnv* env) {
  40   static bool g_jni_init_done = false;
  41
  42   if (!g_jni_init_done) {
  43     if (!base::android::RegisterJni(env))
  44       return false;
  45
  46     if (!gfx::android::RegisterJni(env))
  47       return false;
  48
  49     if (!net::android::RegisterJni(env))
  50       return false;
  51
  52     if (!ui::android::RegisterJni(env))
  53       return false;
  54
  55     if (!ui::gl::android::RegisterJni(env))
  56       return false;
  57
  58     if (!ui::shell_dialogs::RegisterJni(env))
  59       return false;
  60
  61     if (!content::android::RegisterCommonJni(env))
  62       return false;
  63
  64     if (!content::android::RegisterBrowserJni(env))
  65       return false;
  66
  67     if (!content::android::RegisterAppJni(env))
  68       return false;
  69
  70     if (!device::android::RegisterBluetoothJni(env))
  71       return false;
  72
  73     if (!device::android::RegisterVibrationJni(env))
  74       return false;
  75
  76     if (!media::RegisterJni(env))
  77       return false;
  78
  79     if (!media::midi::RegisterJni(env))
  80       return false;
  81
  82     if (!ui::RegisterUIAndroidJni(env))
  83       return false;
  84
  85     g_jni_init_done = true;
  86   }
  87
  88   return true;
  89 }
  90
  91 bool LibraryLoaded(JNIEnv* env, jclass clazz) {
  92   base::CommandLine* command_line = base::CommandLine::ForCurrentProcess();
  93
  94   if (command_line->HasSwitch(switches::kTraceStartup)) {
  95     base::trace_event::TraceConfig trace_config(
  96         command_line->GetSwitchValueASCII(switches::kTraceStartup), "");
  97     base::trace_event::TraceLog::GetInstance()->SetEnabled(
  98         trace_config, base::trace_event::TraceLog::RECORDING_MODE);
  99   } else {
 100     tracing::EnableStartupTracingIfConfigFileExists();
 101   }
 102
 103   // Android's main browser loop is custom so we set the browser
 104   // name here as early as possible.
 105   TRACE_EVENT_BEGIN_ETW("BrowserMain", 0, "");
 106   base::trace_event::TraceLog::GetInstance()->SetProcessName("Browser");
 107   base::trace_event::TraceLog::GetInstance()->SetProcessSortIndex(
 108       kTraceEventBrowserProcessSortIndex);
 109
 110   // Can only use event tracing after setting up the command line.
 111   TRACE_EVENT0("jni", "JNI_OnLoad continuation");
 112
 113   logging::LoggingSettings settings;
 114   settings.logging_dest = logging::LOG_TO_SYSTEM_DEBUG_LOG;
 115   logging::InitLogging(settings);
 116   // To view log output with IDs and timestamps use "adb logcat -v threadtime".
 117   logging::SetLogItems(false,    // Process ID
 118                        false,    // Thread ID
 119                        false,    // Timestamp
 120                        false);   // Tick count
 121   VLOG(0) << "Chromium logging enabled: level = " << logging::GetMinLogLevel()
 122           << ", default verbosity = " << logging::GetVlogVerbosity();
 123
 124   return true;
 125 }
 126
 127 }  // namespace content