src/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/child/android/child_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 "media/base/android/media_jni_registrar.h"
  27 #include "net/android/net_jni_registrar.h"
  28 #include "ui/base/android/ui_base_jni_registrar.h"
  29 #include "ui/gfx/android/gfx_jni_registrar.h"
  30 #include "ui/gl/android/gl_jni_registrar.h"
  31 #include "ui/shell_dialogs/android/shell_dialogs_jni_registrar.h"
  32
  33 namespace content {
  34
  35 bool EnsureJniRegistered(JNIEnv* env) {
  36   static bool g_jni_init_done = false;
  37
  38   if (!g_jni_init_done) {
  39     if (!base::android::RegisterJni(env))
  40       return false;
  41
  42     if (!gfx::android::RegisterJni(env))
  43       return false;
  44
  45     if (!net::android::RegisterJni(env))
  46       return false;
  47
  48     if (!ui::android::RegisterJni(env))
  49       return false;
  50
  51     if (!ui::gl::android::RegisterJni(env))
  52       return false;
  53
  54     if (!ui::shell_dialogs::RegisterJni(env))
  55       return false;
  56
  57     if (!content::android::RegisterChildJni(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 (!media::RegisterJni(env))
  70       return false;
  71
  72     g_jni_init_done = true;
  73   }
  74
  75   return true;
  76 }
  77
  78 bool LibraryLoaded(JNIEnv* env, jclass clazz,
  79                           jobjectArray init_command_line) {
  80   base::android::InitNativeCommandLineFromJavaArray(env, init_command_line);
  81
  82   CommandLine* command_line = CommandLine::ForCurrentProcess();
  83
  84   if (command_line->HasSwitch(switches::kTraceStartup)) {
  85     base::debug::CategoryFilter category_filter(
  86         command_line->GetSwitchValueASCII(switches::kTraceStartup));
  87     base::debug::TraceLog::GetInstance()->SetEnabled(category_filter,
  88         base::debug::TraceLog::RECORDING_MODE,
  89         base::debug::TraceLog::RECORD_UNTIL_FULL);
  90   }
  91
  92   // Android's main browser loop is custom so we set the browser
  93   // name here as early as possible.
  94   TRACE_EVENT_BEGIN_ETW("BrowserMain", 0, "");
  95   base::debug::TraceLog::GetInstance()->SetProcessName("Browser");
  96   base::debug::TraceLog::GetInstance()->SetProcessSortIndex(
  97       kTraceEventBrowserProcessSortIndex);
  98
  99   // Can only use event tracing after setting up the command line.
 100   TRACE_EVENT0("jni", "JNI_OnLoad continuation");
 101
 102   // Note: because logging is setup here right after copying the command line
 103   // array from java to native up top of this method, any code that adds the
 104   // --enable-dcheck switch must do so on the Java side.
 105   logging::LoggingSettings settings;
 106   settings.logging_dest = logging::LOG_TO_SYSTEM_DEBUG_LOG;
 107   settings.dcheck_state =
 108       command_line->HasSwitch(switches::kEnableDCHECK) ?
 109       logging::ENABLE_DCHECK_FOR_NON_OFFICIAL_RELEASE_BUILDS :
 110       logging::DISABLE_DCHECK_FOR_NON_OFFICIAL_RELEASE_BUILDS;
 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 EnsureJniRegistered(env);
 121 }
 122
 123 }  // namespace content