| /** |
| * 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. |
| */ |
| #pragma once |
| |
| #include <chrono> |
| #include <functional> |
| #include <thread> |
| |
| namespace pulsar { |
| |
| template <typename Rep, typename Period> |
| inline void waitUntil(std::chrono::duration<Rep, Period> timeout, std::function<bool()> condition) { |
| auto timeoutMs = std::chrono::duration_cast<std::chrono::milliseconds>(timeout).count(); |
| while (timeoutMs > 0) { |
| auto now = std::chrono::high_resolution_clock::now(); |
| if (condition()) { |
| break; |
| } |
| std::this_thread::sleep_for(std::chrono::milliseconds(10)); |
| auto elapsed = std::chrono::duration_cast<std::chrono::milliseconds>( |
| std::chrono::high_resolution_clock::now() - now) |
| .count(); |
| timeoutMs -= elapsed; |
| } |
| } |
| |
| } // namespace pulsar |