| /* $Id$ |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to you 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 __ETCHIDGENERATOR_H__ |
| #define __ETCHIDGENERATOR_H__ |
| |
| #include "capu/os/Mutex.h" |
| #include "common/EtchConfig.h" |
| |
| /** |
| * Synchronously generates long id numbers. |
| */ |
| class EtchIdGenerator { |
| public: |
| |
| /** |
| * Constructs the IdGenerator with the default starting point of 1 |
| * and the default stride of 1. |
| */ |
| EtchIdGenerator(); |
| |
| /** |
| * Constructs the IdGenerator with the specified starting point |
| * and the default stride of 1. |
| * |
| * @param nextId |
| */ |
| EtchIdGenerator(capu::uint64_t nextId); |
| |
| /** |
| * Constructs the IdGenerator with the specified starting point |
| * and the specified stride; |
| * @param nextId |
| * @param stride |
| */ |
| EtchIdGenerator(capu::uint64_t nextId, capu::uint32_t stride); |
| /** |
| * Destructor |
| */ |
| virtual ~EtchIdGenerator(); |
| |
| /** |
| * @return the next id in sequence. |
| */ |
| capu::uint64_t next(); |
| |
| private: |
| |
| capu::uint64_t mNextId; |
| const capu::uint32_t mStride; |
| capu::Mutex mMutex; |
| }; |
| |
| #endif /* ETCHIDGENERATOR_H */ |