examples/tips/publisher.cc

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#include <grpc++/client_context.h>

#include "examples/tips/publisher.h"

using tech::pubsub::Topic;
using tech::pubsub::DeleteTopicRequest;
using tech::pubsub::GetTopicRequest;
using tech::pubsub::PublisherService;
using tech::pubsub::ListTopicsRequest;
using tech::pubsub::ListTopicsResponse;
using tech::pubsub::PublishRequest;
using tech::pubsub::PubsubMessage;

namespace grpc {
namespace examples {
namespace tips {

Publisher::Publisher(std::shared_ptr<ChannelInterface> channel)
    : stub_(PublisherService::NewStub(channel)) {
}

void Publisher::Shutdown() {
  stub_.reset();
}

Status Publisher::CreateTopic(grpc::string topic) {
  Topic request;
  Topic response;
  request.set_name(topic);
  ClientContext context;

  return stub_->CreateTopic(&context, request, &response);
}

Status Publisher::ListTopics() {
  ListTopicsRequest request;
  ListTopicsResponse response;
  ClientContext context;

  return stub_->ListTopics(&context, request, &response);
}

Status Publisher::GetTopic(grpc::string topic) {
  GetTopicRequest request;
  Topic response;
  ClientContext context;

  request.set_topic(topic);

  return stub_->GetTopic(&context, request, &response);
}

Status Publisher::DeleteTopic(grpc::string topic) {
  DeleteTopicRequest request;
  proto2::Empty response;
  ClientContext context;

  request.set_topic(topic);

  return stub_->DeleteTopic(&context, request, &response);
}

Status Publisher::Publish(const grpc::string& topic,
                          const grpc::string& data) {
  PublishRequest request;
  proto2::Empty response;
  ClientContext context;

  request.mutable_message()->set_data(data);
  request.set_topic(topic);

  return stub_->Publish(&context, request, &response);
}

}  // namespace tips
}  // namespace examples
}  // namespace grpc