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//
// Copyright (C) 2017 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 PROPERTY_INFO_SERIALIZER_TRIE_SERIALIZER_H
#define PROPERTY_INFO_SERIALIZER_TRIE_SERIALIZER_H
#include <string>
#include <vector>
#include "property_info_parser/property_info_parser.h"
#include "trie_builder.h"
#include "trie_node_arena.h"
namespace android {
namespace properties {
class TrieSerializer {
public:
TrieSerializer();
std::string SerializeTrie(const TrieBuilder& trie_builder);
private:
void SerializeStrings(const std::set<std::string>& strings);
uint32_t WritePropertyEntry(const PropertyEntryBuilder& property_entry);
// Writes a new TrieNode to arena, and recursively writes its children.
// Returns the offset within arena.
uint32_t WriteTrieNode(const TrieBuilderNode& builder_node);
const PropertyInfoArea* serialized_info() const {
return reinterpret_cast<const PropertyInfoArea*>(arena_->data().data());
}
std::unique_ptr<TrieNodeArena> arena_;
};
} // namespace properties
} // namespace android
#endif
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