| // Copyright (C) 2012 The Libphonenumber Authors |
| // |
| // 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. |
| // |
| // Author: Patrick Mezard |
| // |
| // Default class for storing area codes. |
| |
| #ifndef I18N_PHONENUMBERS_DEFAULT_MAP_STORAGE_H_ |
| #define I18N_PHONENUMBERS_DEFAULT_MAP_STORAGE_H_ |
| |
| #include "phonenumbers/base/basictypes.h" |
| |
| namespace i18n { |
| namespace phonenumbers { |
| |
| struct PrefixDescriptions; |
| |
| // Default area code map storage strategy that is used for data not |
| // containing description duplications. It is mainly intended to avoid |
| // the overhead of the string table management when it is actually |
| // unnecessary (i.e no string duplication). |
| class DefaultMapStorage { |
| public: |
| DefaultMapStorage(); |
| virtual ~DefaultMapStorage(); |
| |
| // Returns the phone number prefix located at the provided index. |
| int32 GetPrefix(int index) const; |
| |
| // Gets the description corresponding to the phone number prefix located |
| // at the provided index. If the description is not available in the current |
| // language an empty string is returned. |
| const char* GetDescription(int index) const; |
| |
| // Sets the internal state of the underlying storage implementation from the |
| // provided area_codes that maps phone number prefixes to description strings. |
| void ReadFromMap(const PrefixDescriptions* descriptions); |
| |
| // Returns the number of entries contained in the area code map. |
| int GetNumOfEntries() const; |
| |
| // Returns an array containing the possible lengths of prefixes sorted in |
| // ascending order. |
| const int* GetPossibleLengths() const; |
| |
| // Returns the number of elements in GetPossibleLengths() array. |
| int GetPossibleLengthsSize() const; |
| |
| private: |
| // Sorted sequence of phone number prefixes. |
| const int32* prefixes_; |
| int prefixes_size_; |
| // Sequence of prefix descriptions, in the same order than prefixes_. |
| const char** descriptions_; |
| // Sequence of unique possible lengths in ascending order. |
| const int32* possible_lengths_; |
| int possible_lengths_size_; |
| |
| DISALLOW_COPY_AND_ASSIGN(DefaultMapStorage); |
| }; |
| |
| } // namespace phonenumbers |
| } // namespace i18n |
| |
| #endif /* I18N_PHONENUMBERS_DEFAULT_MAP_STORAGE_H_ */ |