| /* |
| * Copyright (C) 2013, 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 LATINIME_VER4_PATRICIA_TRIE_NODE_READER_H |
| #define LATINIME_VER4_PATRICIA_TRIE_NODE_READER_H |
| |
| #include "defines.h" |
| #include "dictionary/structure/pt_common/pt_node_params.h" |
| #include "dictionary/structure/pt_common/pt_node_reader.h" |
| |
| namespace latinime { |
| |
| class BufferWithExtendableBuffer; |
| class HeaderPolicy; |
| class LanguageModelDictContent; |
| |
| /* |
| * This class is used for helping to read nodes of ver4 patricia trie. This class handles moved |
| * node and reads node attributes. |
| */ |
| class Ver4PatriciaTrieNodeReader : public PtNodeReader { |
| public: |
| explicit Ver4PatriciaTrieNodeReader(const BufferWithExtendableBuffer *const buffer) |
| : mBuffer(buffer) {} |
| |
| ~Ver4PatriciaTrieNodeReader() {} |
| |
| virtual const PtNodeParams fetchPtNodeParamsInBufferFromPtNodePos(const int ptNodePos) const { |
| return fetchPtNodeInfoFromBufferAndProcessMovedPtNode(ptNodePos, |
| NOT_A_DICT_POS /* siblingNodePos */); |
| } |
| |
| private: |
| DISALLOW_COPY_AND_ASSIGN(Ver4PatriciaTrieNodeReader); |
| |
| const BufferWithExtendableBuffer *const mBuffer; |
| |
| const PtNodeParams fetchPtNodeInfoFromBufferAndProcessMovedPtNode(const int ptNodePos, |
| const int siblingNodePos) const; |
| }; |
| } // namespace latinime |
| #endif /* LATINIME_VER4_PATRICIA_TRIE_NODE_READER_H */ |