| /* |
| * 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 |
| * |
| * https://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 avro_Layout_hh__ |
| #define avro_Layout_hh__ |
| |
| #include <boost/noncopyable.hpp> |
| #include "Config.hh" |
| |
| /// \file Layout.hh |
| /// |
| |
| namespace avro { |
| |
| class AVRO_DECL Layout : private boost::noncopyable { |
| |
| protected: |
| |
| Layout(size_t offset = 0) : |
| offset_(offset) |
| {} |
| |
| public: |
| |
| size_t offset() const { |
| return offset_; |
| } |
| |
| virtual ~Layout() {} |
| |
| private: |
| |
| const size_t offset_; |
| }; |
| |
| class AVRO_DECL PrimitiveLayout : public Layout { |
| |
| public: |
| |
| PrimitiveLayout(size_t offset = 0) : |
| Layout(offset) |
| {} |
| }; |
| |
| class AVRO_DECL CompoundLayout : public Layout { |
| |
| public: |
| |
| CompoundLayout(size_t offset = 0) : |
| Layout(offset) |
| {} |
| |
| void add(std::unique_ptr<Layout> &layout) { |
| layouts_.push_back(std::move(layout)); |
| } |
| |
| const Layout &at (size_t idx) const { |
| return *layouts_.at(idx); |
| } |
| |
| private: |
| |
| std::vector<std::unique_ptr<Layout> > layouts_; |
| }; |
| |
| } // namespace avro |
| |
| #endif |