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