components/cronet/android/cronet_loader.cc

   1 // Copyright 2014 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 "base/android/base_jni_registrar.h"
   6 #include "base/android/jni_android.h"
   7 #include "base/android/jni_registrar.h"
   8 #include "base/at_exit.h"
   9 #include "components/cronet/android/chromium_url_request.h"
  10 #include "components/cronet/android/chromium_url_request_context.h"
  11 #include "components/cronet/android/cronet_url_request.h"
  12 #include "components/cronet/android/cronet_url_request_context.h"
  13 #include "components/cronet/android/histogram_manager.h"
  14 #include "net/android/net_jni_registrar.h"
  15 #include "url/android/url_jni_registrar.h"
  16 #include "url/url_util.h"
  17
  18 #if !defined(USE_ICU_ALTERNATIVES_ON_ANDROID)
  19 #include "base/i18n/icu_util.h"
  20 #endif
  21
  22 namespace cronet {
  23 namespace {
  24
  25 const base::android::RegistrationMethod kCronetRegisteredMethods[] = {
  26     {"BaseAndroid", base::android::RegisterJni},
  27     {"ChromiumUrlRequest", cronet::ChromiumUrlRequestRegisterJni},
  28     {"ChromiumUrlRequestContext", cronet::ChromiumUrlRequestContextRegisterJni},
  29     {"CronetUrlRequest", cronet::CronetUrlRequestRegisterJni},
  30     {"CronetUrlRequestContext", cronet::CronetUrlRequestContextRegisterJni},
  31     {"HistogramManager", cronet::HistogramManagerRegisterJni},
  32     {"NetAndroid", net::android::RegisterJni},
  33     {"UrlAndroid", url::android::RegisterJni},
  34 };
  35
  36 base::AtExitManager* g_at_exit_manager = NULL;
  37
  38 }  // namespace
  39
  40 // Checks the available version of JNI. Also, caches Java reflection artifacts.
  41 jint CronetOnLoad(JavaVM* vm, void* reserved) {
  42   JNIEnv* env;
  43   if (vm->GetEnv(reinterpret_cast<void**>(&env), JNI_VERSION_1_6) != JNI_OK) {
  44     return -1;
  45   }
  46
  47   base::android::InitVM(vm);
  48
  49   if (!base::android::RegisterNativeMethods(
  50           env, kCronetRegisteredMethods, arraysize(kCronetRegisteredMethods))) {
  51     return -1;
  52   }
  53
  54   g_at_exit_manager = new base::AtExitManager();
  55
  56 #if !defined(USE_ICU_ALTERNATIVES_ON_ANDROID)
  57   base::i18n::InitializeICU();
  58 #endif
  59
  60   url::Initialize();
  61
  62   return JNI_VERSION_1_6;
  63 }
  64
  65 void CronetOnUnLoad(JavaVM* jvm, void* reserved) {
  66   if (g_at_exit_manager) {
  67     delete g_at_exit_manager;
  68     g_at_exit_manager = NULL;
  69   }
  70 }
  71
  72 }  // namespace cronet