| // Copyright (C) 2011 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. |
| |
| #ifndef I18N_PHONENUMBERS_STL_UTIL_H_ |
| #define I18N_PHONENUMBERS_STL_UTIL_H_ |
| |
| namespace i18n { |
| namespace phonenumbers { |
| |
| // Compares the first attribute of two pairs. |
| struct OrderByFirst { |
| template <typename T> |
| bool operator()(const T& p1, const T& p2) const { |
| return p1.first < p2.first; |
| } |
| }; |
| |
| // Deletes the second attribute (pointer type expected) of the pairs contained |
| // in the provided range. |
| template <typename ForwardIterator> |
| void STLDeleteContainerPairSecondPointers(const ForwardIterator& begin, |
| const ForwardIterator& end) { |
| for (ForwardIterator it = begin; it != end; ++it) { |
| delete it->second; |
| } |
| } |
| |
| // Deletes the pointers contained in the provided container. |
| template <typename T> |
| void STLDeleteElements(T* container) { |
| for (typename T::iterator it = container->begin(); it != container->end(); |
| ++it) { |
| delete *it; |
| } |
| } |
| |
| } // namespace phonenumbers |
| } // namespace i18n |
| |
| #endif // I18N_PHONENUMBERS_STL_UTIL_H_ |