GRPC C++  1.46.2
time.h
Go to the documentation of this file.
1 /*
2  *
3  * Copyright 2015 gRPC authors.
4  *
5  * Licensed under the Apache License, Version 2.0 (the "License");
6  * you may not use this file except in compliance with the License.
7  * You may obtain a copy of the License at
8  *
9  * http://www.apache.org/licenses/LICENSE-2.0
10  *
11  * Unless required by applicable law or agreed to in writing, software
12  * distributed under the License is distributed on an "AS IS" BASIS,
13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14  * See the License for the specific language governing permissions and
15  * limitations under the License.
16  *
17  */
18 
19 #ifndef GRPCPP_IMPL_CODEGEN_TIME_H
20 #define GRPCPP_IMPL_CODEGEN_TIME_H
21 
22 // IWYU pragma: private, include <grpcpp/support/time.h>
23 
24 #include <chrono>
25 
28 
29 namespace grpc {
30 
41 template <typename T>
42 class TimePoint {
43  public:
44  // If you see the error with methods below, you may need either
45  // i) using the existing types having a conversion class such as
46  // gpr_timespec and std::chrono::system_clock::time_point or
47  // ii) writing a new TimePoint<YourType> to address your case.
48  TimePoint(const T& /*time*/) = delete;
49  gpr_timespec raw_time() = delete;
50 };
51 
52 template <>
54  public:
55  /* NOLINTNEXTLINE(google-explicit-constructor) */
56  TimePoint(const gpr_timespec& time) : time_(time) {}
57  gpr_timespec raw_time() { return time_; }
58 
59  private:
60  gpr_timespec time_;
61 };
62 
63 } // namespace grpc
64 
65 namespace grpc {
66 
67 // from and to should be absolute time.
68 void Timepoint2Timespec(const std::chrono::system_clock::time_point& from,
69  gpr_timespec* to);
71  const std::chrono::high_resolution_clock::time_point& from,
72  gpr_timespec* to);
73 
74 std::chrono::system_clock::time_point Timespec2Timepoint(gpr_timespec t);
75 
76 template <>
77 class TimePoint<std::chrono::system_clock::time_point> {
78  public:
79  /* NOLINTNEXTLINE(google-explicit-constructor) */
80  TimePoint(const std::chrono::system_clock::time_point& time) {
81  Timepoint2Timespec(time, &time_);
82  }
83  gpr_timespec raw_time() const { return time_; }
84 
85  private:
86  gpr_timespec time_;
87 };
88 
89 } // namespace grpc
90 
91 #endif // GRPCPP_IMPL_CODEGEN_TIME_H
grpc
An Alarm posts the user-provided tag to its associated completion queue or invokes the user-provided ...
Definition: alarm.h:33
config.h
grpc::TimePoint< std::chrono::system_clock::time_point >::TimePoint
TimePoint(const std::chrono::system_clock::time_point &time)
Definition: time.h:80
grpc::TimePoint< std::chrono::system_clock::time_point >::raw_time
gpr_timespec raw_time() const
Definition: time.h:83
grpc_types.h
grpc::TimePoint< gpr_timespec >::TimePoint
TimePoint(const gpr_timespec &time)
Definition: time.h:56
grpc::TimePoint::raw_time
gpr_timespec raw_time()=delete
std
Definition: async_unary_call.h:407
grpc::Timepoint2Timespec
void Timepoint2Timespec(const std::chrono::system_clock::time_point &from, gpr_timespec *to)
grpc::TimepointHR2Timespec
void TimepointHR2Timespec(const std::chrono::high_resolution_clock::time_point &from, gpr_timespec *to)
grpc::TimePoint< gpr_timespec >::raw_time
gpr_timespec raw_time()
Definition: time.h:57
grpc::TimePoint::TimePoint
TimePoint(const T &)=delete
gpr_timespec
Analogous to struct timespec.
Definition: gpr_types.h:49
grpc::Timespec2Timepoint
std::chrono::system_clock::time_point Timespec2Timepoint(gpr_timespec t)
grpc::TimePoint
If you are trying to use CompletionQueue::AsyncNext with a time class that isn't either gpr_timespec ...
Definition: time.h:42