1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
|
/*
*
* Copyright 2014, Google Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
#include <grpc++/client_context.h>
#include <grpc/grpc.h>
#include "src/cpp/util/time.h"
using std::chrono::system_clock;
namespace grpc {
ClientContext::ClientContext()
: call_(nullptr), cq_(nullptr), absolute_deadline_(gpr_inf_future) {}
ClientContext::~ClientContext() {
if (call_) {
grpc_call_destroy(call_);
}
if (cq_) {
grpc_completion_queue_shutdown(cq_);
// Drain cq_.
grpc_event *ev;
grpc_completion_type t;
do {
ev = grpc_completion_queue_next(cq_, gpr_inf_future);
t = ev->type;
grpc_event_finish(ev);
} while (t != GRPC_QUEUE_SHUTDOWN);
grpc_completion_queue_destroy(cq_);
}
}
void ClientContext::set_absolute_deadline(
const system_clock::time_point &deadline) {
Timepoint2Timespec(deadline, &absolute_deadline_);
}
system_clock::time_point ClientContext::absolute_deadline() {
return Timespec2Timepoint(absolute_deadline_);
}
void ClientContext::AddMetadata(const grpc::string &meta_key,
const grpc::string &meta_value) {
return;
}
void ClientContext::StartCancel() {}
} // namespace grpc
|
