| /** @file |
| |
| A brief file description |
| |
| @section license License |
| |
| Licensed to the Apache Software Foundation (ASF) under one |
| or more contributor license agreements. See the NOTICE file |
| distributed with this work for additional information |
| regarding copyright ownership. The ASF licenses this file |
| to you 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. |
| */ |
| |
| /***************************************************************************** |
| * |
| * ParentRoundRobin.h - Implementation of various round robin strategies. |
| * |
| *****************************************************************************/ |
| |
| #pragma once |
| |
| #include "ParentSelection.h" |
| |
| class ParentRoundRobin : public ParentSelectionStrategy |
| { |
| ParentRR_t round_robin_type; |
| int latched_parent; |
| pRecord *parents; |
| int num_parents; |
| |
| public: |
| ParentRoundRobin(ParentRecord *_parent_record, ParentRR_t _round_robin_type); |
| ~ParentRoundRobin() override; |
| pRecord * |
| getParents(ParentResult *result) override |
| { |
| return parents; |
| } |
| void selectParent(bool firstCall, ParentResult *result, RequestData *rdata, unsigned int fail_threshold, |
| unsigned int retry_time) override; |
| uint32_t numParents(ParentResult *result) const override; |
| }; |