| /* |
| * 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. |
| */ |
| #include "StaticNameServerResolver.h" |
| |
| #include "absl/strings/str_split.h" |
| #include <atomic> |
| #include <cstdint> |
| |
| ROCKETMQ_NAMESPACE_BEGIN |
| |
| StaticNameServerResolver::StaticNameServerResolver(absl::string_view name_server_list) |
| : name_server_list_(absl::StrSplit(name_server_list, ';')) { |
| } |
| |
| std::string StaticNameServerResolver::current() { |
| std::uint32_t index = index_.load(std::memory_order_relaxed) % name_server_list_.size(); |
| return name_server_list_[index]; |
| } |
| |
| std::string StaticNameServerResolver::next() { |
| index_.fetch_add(1, std::memory_order_relaxed); |
| return current(); |
| } |
| |
| std::vector<std::string> StaticNameServerResolver::resolve() { |
| return name_server_list_; |
| } |
| |
| ROCKETMQ_NAMESPACE_END |