newInstance Class — pytorch Architecture

Source Code

android/pytorch_android/src/main/cpp/pytorch_jni_common.cpp lines 65–89

template <typename K = jobject, typename V = jobject>
struct JHashMap
    : facebook::jni::JavaClass<JHashMap<K, V>, facebook::jni::JMap<K, V>> {
  constexpr static auto kJavaDescriptor = "Ljava/util/HashMap;";

  using Super =
      facebook::jni::JavaClass<JHashMap<K, V>, facebook::jni::JMap<K, V>>;

  static facebook::jni::local_ref<JHashMap<K, V>> create() {
    return Super::newInstance();
  }

  void put(
      facebook::jni::alias_ref<facebook::jni::JObject::javaobject> key,
      facebook::jni::alias_ref<facebook::jni::JObject::javaobject> value) {
    static auto putMethod =
        Super::javaClassStatic()
            ->template getMethod<facebook::jni::alias_ref<
                facebook::jni::JObject::javaobject>(
                facebook::jni::alias_ref<facebook::jni::JObject::javaobject>,
                facebook::jni::alias_ref<facebook::jni::JObject::javaobject>)>(
                "put");
    putMethod(Super::self(), key, value);
  }
};