xref: /aosp_15_r20/external/grpc-grpc/src/cpp/server/channel_argument_option.cc (revision cc02d7e222339f7a4f6ba5f422e6413f4bd931f2)
1 //
2 //
3 // Copyright 2017 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 #include <memory>
20 #include <string>
21 #include <vector>
22 
23 #include <grpcpp/impl/channel_argument_option.h>
24 #include <grpcpp/impl/server_builder_option.h>
25 #include <grpcpp/impl/server_builder_plugin.h>
26 #include <grpcpp/support/channel_arguments.h>
27 
28 namespace grpc {
29 
MakeChannelArgumentOption(const std::string & name,const std::string & value)30 std::unique_ptr<ServerBuilderOption> MakeChannelArgumentOption(
31     const std::string& name, const std::string& value) {
32   class StringOption final : public ServerBuilderOption {
33    public:
34     StringOption(const std::string& name, const std::string& value)
35         : name_(name), value_(value) {}
36 
37     void UpdateArguments(ChannelArguments* args) override {
38       args->SetString(name_, value_);
39     }
40     void UpdatePlugins(
41         std::vector<std::unique_ptr<ServerBuilderPlugin>>* /*plugins*/)
42         override {}
43 
44    private:
45     const std::string name_;
46     const std::string value_;
47   };
48   return std::unique_ptr<ServerBuilderOption>(new StringOption(name, value));
49 }
50 
MakeChannelArgumentOption(const std::string & name,int value)51 std::unique_ptr<ServerBuilderOption> MakeChannelArgumentOption(
52     const std::string& name, int value) {
53   class IntOption final : public ServerBuilderOption {
54    public:
55     IntOption(const std::string& name, int value)
56         : name_(name), value_(value) {}
57 
58     void UpdateArguments(ChannelArguments* args) override {
59       args->SetInt(name_, value_);
60     }
61     void UpdatePlugins(
62         std::vector<std::unique_ptr<ServerBuilderPlugin>>* /*plugins*/)
63         override {}
64 
65    private:
66     const std::string name_;
67     const int value_;
68   };
69   return std::unique_ptr<ServerBuilderOption>(new IntOption(name, value));
70 }
71 
MakeChannelArgumentOption(const std::string & name,void * value)72 std::unique_ptr<ServerBuilderOption> MakeChannelArgumentOption(
73     const std::string& name, void* value) {
74   class PointerOption final : public ServerBuilderOption {
75    public:
76     PointerOption(const std::string& name, void* value)
77         : name_(name), value_(value) {}
78 
79     void UpdateArguments(ChannelArguments* args) override {
80       args->SetPointer(name_, value_);
81     }
82     void UpdatePlugins(
83         std::vector<std::unique_ptr<ServerBuilderPlugin>>* /*plugins*/)
84         override {}
85 
86    private:
87     const std::string name_;
88     void* value_;
89   };
90   return std::unique_ptr<ServerBuilderOption>(new PointerOption(name, value));
91 }
92 
93 }  // namespace grpc
94