Method InitializeJNI

test-app/runtime/src/main/cpp/ObjectManager.cpp:48–86

}

void ObjectManager::InitializeJNI() {
  if (GET_JAVAOBJECT_BY_ID_METHOD_ID != nullptr) {
    return;
  }
  JEnv env;
  auto runtimeClass = env.FindClass("com/tns/Runtime");
  assert(runtimeClass != nullptr);
  GET_JAVAOBJECT_BY_ID_METHOD_ID = env.GetMethodID(
      runtimeClass, "getJavaObjectByID", "(I)Ljava/lang/Object;");
  assert(GET_JAVAOBJECT_BY_ID_METHOD_ID != nullptr);

  GET_OR_CREATE_JAVA_OBJECT_ID_METHOD_ID = env.GetMethodID(
      runtimeClass, "getOrCreateJavaObjectID", "(Ljava/lang/Object;)I");
  assert(GET_OR_CREATE_JAVA_OBJECT_ID_METHOD_ID != nullptr);

  MAKE_INSTANCE_WEAK_BATCH_METHOD_ID = env.GetMethodID(
      runtimeClass, "makeInstanceWeak", "(Ljava/nio/ByteBuffer;IZ)V");
  assert(MAKE_INSTANCE_WEAK_BATCH_METHOD_ID != nullptr);

  MAKE_INSTANCE_WEAK_AND_CHECK_IF_ALIVE_METHOD_ID =
      env.GetMethodID(runtimeClass, "makeInstanceWeakAndCheckIfAlive", "(I)Z");
  assert(MAKE_INSTANCE_WEAK_AND_CHECK_IF_ALIVE_METHOD_ID != nullptr);

  RELEASE_NATIVE_INSTANCE_METHOD_ID =
      env.GetMethodID(runtimeClass, "releaseNativeCounterpart", "(I)V");
  assert(RELEASE_NATIVE_INSTANCE_METHOD_ID != nullptr);

  CHECK_WEAK_OBJECTS_ARE_ALIVE_METHOD_ID =
      env.GetMethodID(runtimeClass, "checkWeakObjectAreAlive",
                      "(Ljava/nio/ByteBuffer;Ljava/nio/ByteBuffer;I)V");
  assert(CHECK_WEAK_OBJECTS_ARE_ALIVE_METHOD_ID != nullptr);

  JAVA_LANG_CLASS = env.FindClass("java/lang/Class");
  assert(JAVA_LANG_CLASS != nullptr);

  GET_NAME_METHOD_ID =
      env.GetMethodID(JAVA_LANG_CLASS, "getName", "()Ljava/lang/String;");
  assert(GET_NAME_METHOD_ID != nullptr);
}

void ObjectManager::SetInstanceIsolate(Isolate* isolate) {
  m_isolate = isolate;