1 /* 2 * Copyright (c) Facebook, Inc. and its affiliates. 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #pragma once 18 19 #include <fbjni/fbjni.h> 20 21 #include <functional> 22 23 namespace facebook { 24 namespace jni { 25 26 struct JRunnable : public JavaClass<JRunnable> { 27 static auto constexpr kJavaDescriptor = "Ljava/lang/Runnable;"; 28 }; 29 30 struct JNativeRunnable : public HybridClass<JNativeRunnable, JRunnable> { 31 public: 32 static auto constexpr kJavaDescriptor = "Lcom/facebook/jni/NativeRunnable;"; 33 JNativeRunnableJNativeRunnable34 JNativeRunnable(std::function<void()>&& runnable) 35 : runnable_(std::move(runnable)) {} 36 OnLoadJNativeRunnable37 static void OnLoad() { 38 registerHybrid({ 39 makeNativeMethod("run", JNativeRunnable::run), 40 }); 41 } 42 runJNativeRunnable43 void run() { 44 runnable_(); 45 } 46 47 private: 48 std::function<void()> runnable_; 49 }; 50 51 } // namespace jni 52 } // namespace facebook 53