Files
yoga/lib/fb/src/main/cpp/include/jni/LocalReference.h
Sophie Alpert a2b6ddb7b1 Update license headers for MIT license
Summary:
Includes React Native and its dependencies Fresco, Metro, and Yoga. Excludes samples/examples/docs.

find: ^(?:( *)|( *(?:[\*~#]|::))( )? *)?Copyright (?:\(c\) )?(\d{4})\b.+Facebook[\s\S]+?BSD[\s\S]+?(?:this source tree|the same directory)\.$
replace: $1$2$3Copyright (c) $4-present, Facebook, Inc.\n$2\n$1$2$3This source code is licensed under the MIT license found in the\n$1$2$3LICENSE file in the root directory of this source tree.

Reviewed By: TheSavior, yungsters

Differential Revision: D7007050

fbshipit-source-id: 37dd6bf0ffec0923bfc99c260bb330683f35553e
2018-02-16 18:27:33 -08:00

36 lines
803 B
C++

/*
* Copyright (c) 2015-present, Facebook, Inc.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
#pragma once
#include <memory>
#include <type_traits>
#include <jni.h>
#include <fb/Environment.h>
namespace facebook {
namespace jni {
template<class T>
struct LocalReferenceDeleter {
static_assert(std::is_convertible<T, jobject>::value,
"LocalReferenceDeleter<T> instantiated with type that is not convertible to jobject");
void operator()(T localReference) {
if (localReference != nullptr) {
Environment::current()->DeleteLocalRef(localReference);
}
}
};
template<class T>
using LocalReference =
std::unique_ptr<typename std::remove_pointer<T>::type, LocalReferenceDeleter<T>>;
} }