| /* | 
 |  * 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 { | 
 |  | 
 | class Functor { | 
 | public: | 
 |     Functor() {} | 
 |     virtual ~Functor() {} | 
 |     virtual status_t operator ()(int what, void* data) { return NO_ERROR; } | 
 | }; | 
 |  | 
 | }; // namespace android | 
 |  | 
 | #endif // ANDROID_FUNCTOR_H |