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 "media/base/android/media_jni_registrar.h"
  28 #include "media/midi/midi_jni_registrar.h"
  29 #include "net/android/net_jni_registrar.h"
  30 #include "ui/android/ui_android_jni_registrar.h"
  31 #include "ui/base/android/ui_base_jni_registrar.h"
  32 #include "ui/gfx/android/gfx_jni_registrar.h"
  33 #include "ui/gl/android/gl_jni_registrar.h"
  34 #include "ui/shell_dialogs/android/shell_dialogs_jni_registrar.h"
  35
  36 namespace content {
  37
  38 bool EnsureJniRegistered(JNIEnv* env) {
  39   static bool g_jni_init_done = false;
  40
  41   if (!g_jni_init_done) {
  42     if (!base::android::RegisterJni(env))
  43       return false;
  44
  45     if (!gfx::android::RegisterJni(env))
  46       return false;
  47
  48     if (!net::android::RegisterJni(env))
  49       return false;
  50
  51     if (!ui::android::RegisterJni(env))
  52       return false;
  53
  54     if (!ui::gl::android::RegisterJni(env))
  55       return false;
  56
  57     if (!ui::shell_dialogs::RegisterJni(env))
  58       return false;
  59
  60     if (!content::android::RegisterCommonJni(env))
  61       return false;
  62
  63     if (!content::android::RegisterBrowserJni(env))
  64       return false;
  65
  66     if (!content::android::RegisterAppJni(env))
  67       return false;
  68
  69     if (!device::android::RegisterBluetoothJni(env))
  70       return false;
  71
  72     if (!media::RegisterJni(env))
  73       return false;
  74
  75     if (!media::midi::RegisterJni(env))
  76       return false;
  77
  78     if (!ui::RegisterUIAndroidJni(env))
  79       return false;
  80
  81     g_jni_init_done = true;
  82   }
  83
  84   return true;
  85 }
  86
  87 bool LibraryLoaded(JNIEnv* env, jclass clazz) {
  88   base::CommandLine* command_line = base::CommandLine::ForCurrentProcess();
  89
  90   if (command_line->HasSwitch(switches::kTraceStartup)) {
  91     base::trace_event::TraceConfig trace_config(
  92         command_line->GetSwitchValueASCII(switches::kTraceStartup), "");
  93     base::trace_event::TraceLog::GetInstance()->SetEnabled(
  94         trace_config, base::trace_event::TraceLog::RECORDING_MODE);
  95   } else {
  96     tracing::EnableStartupTracingIfConfigFileExists();
  97   }
  98
  99   // Android's main browser loop is custom so we set the browser
 100   // name here as early as possible.
 101   TRACE_EVENT_BEGIN_ETW("BrowserMain", 0, "");
 102   base::trace_event::TraceLog::GetInstance()->SetProcessName("Browser");
 103   base::trace_event::TraceLog::GetInstance()->SetProcessSortIndex(
 104       kTraceEventBrowserProcessSortIndex);
 105
 106   // Can only use event tracing after setting up the command line.
 107   TRACE_EVENT0("jni", "JNI_OnLoad continuation");
 108
 109   logging::LoggingSettings settings;
 110   settings.logging_dest = logging::LOG_TO_SYSTEM_DEBUG_LOG;
 111   logging::InitLogging(settings);
 112   // To view log output with IDs and timestamps use "adb logcat -v threadtime".
 113   logging::SetLogItems(false,    // Process ID
 114                        false,    // Thread ID
 115                        false,    // Timestamp
 116                        false);   // Tick count
 117   VLOG(0) << "Chromium logging enabled: level = " << logging::GetMinLogLevel()
 118           << ", default verbosity = " << logging::GetVlogVerbosity();
 119
 120   return true;
 121 }
 122
 123 }  // namespace content