android_webview/lib/main/webview_entry_point.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 "android_webview/common/aw_version_info_values.h"
   6 #include "android_webview/lib/main/webview_jni_onload.h"
   7 #include "base/android/jni_android.h"
   8 #include "base/android/library_loader/library_loader_hooks.h"
   9
  10 // This is called by the VM when the shared library is first loaded.
  11 // Most of the initialization is done in LibraryLoadedOnMainThread(), not here.
  12 JNI_EXPORT jint JNI_OnLoad(JavaVM* vm, void* reserved) {
  13   // WebView uses native JNI exports; disable manual JNI registration because
  14   // we don't have a good way to detect the JNI registrations which is called,
  15   // outside of OnJNIOnLoadRegisterJNI code path.
  16   base::android::DisableManualJniRegistration();
  17
  18   base::android::SetVersionNumber(PRODUCT_VERSION);
  19
  20   if (base::android::IsManualJniRegistrationDisabled()) {
  21     base::android::InitVM(vm);
  22   } else {
  23     if (android_webview::OnJNIOnLoadRegisterJNI(vm))
  24       return -1;
  25   }
  26
  27   if (!android_webview::OnJNIOnLoadInit()) {
  28     return -1;
  29   }
  30   return JNI_VERSION_1_4;
  31 }