| // |
| // Copyright (C) 2012 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 SHILL_SERVICE_SORTER_H_ |
| #define SHILL_SERVICE_SORTER_H_ |
| |
| #include <vector> |
| |
| #include "shill/refptr_types.h" |
| #include "shill/service.h" |
| |
| namespace shill { |
| |
| class Manager; |
| |
| // This is a closure used by the Manager for STL sorting of the |
| // Service array. We pass instances of this object to STL sort(), |
| // which in turn will call the selected function in the Manager to |
| // compare two Service objects at a time. |
| class ServiceSorter { |
| public: |
| ServiceSorter(Manager* manager, |
| bool compare_connectivity_state, |
| const std::vector<Technology::Identifier>& tech_order) |
| : manager_(manager), |
| compare_connectivity_state_(compare_connectivity_state), |
| technology_order_(tech_order) {} |
| bool operator() (ServiceRefPtr a, ServiceRefPtr b) { |
| const char* reason; |
| return Service::Compare(manager_, a, b, compare_connectivity_state_, |
| technology_order_, &reason); |
| } |
| |
| private: |
| Manager* manager_; |
| const bool compare_connectivity_state_; |
| const std::vector<Technology::Identifier>& technology_order_; |
| // We can't DISALLOW_COPY_AND_ASSIGN since this is passed by value to STL |
| // sort. |
| }; |
| |
| } // namespace shill |
| |
| #endif // SHILL_SERVICE_SORTER_H_ |