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