/* * Copyright (C) 2011 The Android Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #ifndef ANDROID_FUNCTOR_H #define ANDROID_FUNCTOR_H #include <utils/Errors.h> namespace android { // DO NOT USE: please use // - C++ lambda // - class with well-defined and specific functionality and semantics class Functor { public: Functor() {} virtual ~Functor() {} virtual status_t operator()(int /*what*/, void* /*data*/) { return OK; } }; } // namespace android #endif // ANDROID_FUNCTOR_H