1 /* 2 * Copyright (C) 2012 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef LATINIME_BINARY_DICTIONARY_SHORTCUT_ITERATOR_H 18 #define LATINIME_BINARY_DICTIONARY_SHORTCUT_ITERATOR_H 19 20 #include "defines.h" 21 #include "dictionary/interface/dictionary_shortcuts_structure_policy.h" 22 23 namespace latinime { 24 25 class BinaryDictionaryShortcutIterator { 26 public: BinaryDictionaryShortcutIterator(const DictionaryShortcutsStructurePolicy * const shortcutStructurePolicy,const int shortcutPos)27 BinaryDictionaryShortcutIterator( 28 const DictionaryShortcutsStructurePolicy *const shortcutStructurePolicy, 29 const int shortcutPos) 30 : mShortcutStructurePolicy(shortcutStructurePolicy), 31 mPos(shortcutStructurePolicy->getStartPos(shortcutPos)), 32 mHasNextShortcutTarget(shortcutPos != NOT_A_DICT_POS) {} 33 BinaryDictionaryShortcutIterator(const BinaryDictionaryShortcutIterator && shortcutIterator)34 BinaryDictionaryShortcutIterator(const BinaryDictionaryShortcutIterator &&shortcutIterator) noexcept 35 : mShortcutStructurePolicy(shortcutIterator.mShortcutStructurePolicy), 36 mPos(shortcutIterator.mPos), 37 mHasNextShortcutTarget(shortcutIterator.mHasNextShortcutTarget) {} 38 hasNextShortcutTarget()39 AK_FORCE_INLINE bool hasNextShortcutTarget() const { 40 return mHasNextShortcutTarget; 41 } 42 43 // Gets the shortcut target itself as an int string and put it to outTarget, put its length 44 // to outTargetLength, put whether it is allowlist to outIsAllowed. nextShortcutTarget(const int maxDepth,int * const outTarget,int * const outTargetLength,bool * const outIsAllowed)45 AK_FORCE_INLINE void nextShortcutTarget( 46 const int maxDepth, int *const outTarget, int *const outTargetLength, 47 bool *const outIsAllowed) { 48 mShortcutStructurePolicy->getNextShortcut(maxDepth, outTarget, outTargetLength, 49 outIsAllowed, &mHasNextShortcutTarget, &mPos); 50 } 51 52 private: 53 DISALLOW_DEFAULT_CONSTRUCTOR(BinaryDictionaryShortcutIterator); 54 DISALLOW_ASSIGNMENT_OPERATOR(BinaryDictionaryShortcutIterator); 55 56 const DictionaryShortcutsStructurePolicy *const mShortcutStructurePolicy; 57 int mPos; 58 bool mHasNextShortcutTarget; 59 }; 60 } // namespace latinime 61 #endif // LATINIME_BINARY_DICTIONARY_SHORTCUT_ITERATOR_H 62