components/cronet/android/cronet_jni.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 "net/android/net_jni_registrar.h"
  12 #include "url/android/url_jni_registrar.h"
  13
  14 #if !defined(USE_ICU_ALTERNATIVES_ON_ANDROID)
  15 #include "base/i18n/icu_util.h"
  16 #endif
  17
  18 namespace {
  19
  20 const base::android::RegistrationMethod kCronetRegisteredMethods[] = {
  21     {"BaseAndroid", base::android::RegisterJni},
  22     {"ChromiumUrlRequest", cronet::ChromiumUrlRequestRegisterJni},
  23     {"ChromiumUrlRequestContext", cronet::ChromiumUrlRequestContextRegisterJni},
  24     {"NetAndroid", net::android::RegisterJni},
  25     {"UrlAndroid", url::android::RegisterJni},
  26 };
  27
  28 base::AtExitManager* g_at_exit_manager = NULL;
  29
  30 }  // namespace
  31
  32 // Checks the available version of JNI. Also, caches Java reflection artifacts.
  33 extern "C" jint JNI_OnLoad(JavaVM* vm, void* reserved) {
  34   JNIEnv* env;
  35   if (vm->GetEnv(reinterpret_cast<void**>(&env), JNI_VERSION_1_6) != JNI_OK) {
  36     return -1;
  37   }
  38
  39   base::android::InitVM(vm);
  40
  41   if (!base::android::RegisterNativeMethods(
  42           env, kCronetRegisteredMethods, arraysize(kCronetRegisteredMethods))) {
  43     return -1;
  44   }
  45
  46   g_at_exit_manager = new base::AtExitManager();
  47
  48 #if !defined(USE_ICU_ALTERNATIVES_ON_ANDROID)
  49   base::i18n::InitializeICU();
  50 #endif
  51
  52   return JNI_VERSION_1_6;
  53 }
  54
  55 extern "C" void JNIEXPORT JNICALL JNI_OnUnLoad(JavaVM* jvm, void* reserved) {
  56   if (g_at_exit_manager) {
  57     delete g_at_exit_manager;
  58     g_at_exit_manager = NULL;
  59   }
  60 }
  61