2 * Copyright 2016 Facebook, Inc.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
21 #include <folly/portability/SysTypes.h>
27 explicit TimePoint(bool set = true)
36 bool isUnset() const {
37 return (timeStart_.time_since_epoch().count() == 0 &&
38 timeEnd_.time_since_epoch().count() == 0 &&
39 timeWaiting_.count() == 0);
42 std::chrono::system_clock::time_point getTime() const {
46 std::chrono::system_clock::time_point getTimeStart() const {
50 std::chrono::system_clock::time_point getTimeEnd() const {
54 std::chrono::milliseconds getTimeWaiting() const {
58 pid_t getTid() const {
63 std::chrono::system_clock::time_point timeStart_;
64 std::chrono::system_clock::time_point timeEnd_;
65 std::chrono::milliseconds timeWaiting_{0};
69 std::ostream& operator<<(std::ostream& os, const TimePoint& timePoint);
71 bool checkTimeout(const TimePoint& start,
73 std::chrono::milliseconds expectedMS,
75 std::chrono::milliseconds tolerance =
76 std::chrono::milliseconds(5));