mojo/services/network/android_hooks.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 <vector>
   6
   7 #include "base/android/base_jni_onload.h"
   8 #include "base/android/jni_android.h"
   9 #include "base/android/library_loader/library_loader_hooks.h"
  10 #include "base/bind.h"
  11 #include "net/android/net_jni_registrar.h"
  12
  13 namespace {
  14 bool RegisterJNI(JNIEnv* env) {
  15   return net::android::RegisterJni(env);
  16 }
  17
  18 bool Init() {
  19   return true;
  20 }
  21 }  // namespace
  22
  23
  24 // This is called by the VM when the shared library is first loaded.
  25 JNI_EXPORT jint JNI_OnLoad(JavaVM* vm, void* reserved) {
  26   std::vector<base::android::RegisterCallback> register_callbacks;
  27   register_callbacks.push_back(base::Bind(&RegisterJNI));
  28
  29   std::vector<base::android::InitCallback> init_callbacks;
  30   init_callbacks.push_back(base::Bind(&Init));
  31
  32   if (!base::android::OnJNIOnLoadRegisterJNI(vm, register_callbacks) ||
  33       !base::android::OnJNIOnLoadInit(init_callbacks)) {
  34     return -1;
  35   }
  36
  37   // There cannot be two AtExitManagers at the same time. Remove the one from
  38   // LibraryLoader as ApplicationRunner also uses one.
  39   base::android::LibraryLoaderExitHook();
  40
  41   return JNI_VERSION_1_4;
  42 }
  43
  44 extern "C" JNI_EXPORT void InitApplicationContext(
  45     const base::android::JavaRef<jobject>& context) {
  46   JNIEnv* env = base::android::AttachCurrentThread();
  47   base::android::InitApplicationContext(env, context);
  48 }