1 // Copyright 2017 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/jni_android.h"
6 #include "base/android/jni_generator/sample_jni_registration.h"
7 #include "base/android/jni_utils.h"
8 
9 // This is called by the VM when the shared library is first loaded.
JNI_OnLoad(JavaVM * vm,void * reserved)10 JNI_EXPORT jint JNI_OnLoad(JavaVM* vm, void* reserved) {
11   // By default, all JNI methods are registered. However, since render processes
12   // don't need very much Java code, we enable selective JNI registration on the
13   // Java side and only register a subset of JNI methods.
14   base::android::InitVM(vm);
15   JNIEnv* env = base::android::AttachCurrentThread();
16 
17   if (!base::android::IsSelectiveJniRegistrationEnabled(env)) {
18     if (!RegisterNonMainDexNatives(env)) {
19       return -1;
20     }
21   }
22 
23   if (!RegisterMainDexNatives(env)) {
24     return -1;
25   }
26   return JNI_VERSION_1_4;
27 }
28