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/*
* 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
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