/// <summary>Snippet for ListTopicSubscriptions</summary>
public async Task ListTopicSubscriptionsRequestObjectAsync()
{
// Snippet: ListTopicSubscriptionsAsync(ListTopicSubscriptionsRequest, CallSettings)
// Create client
PublisherServiceApiClient publisherServiceApiClient = await PublisherServiceApiClient.CreateAsync();
// Initialize request argument(s)
ListTopicSubscriptionsRequest request = new ListTopicSubscriptionsRequest
{
TopicAsTopicName = TopicName.FromProjectTopic("[PROJECT]", "[TOPIC]"),
};
// Make the request
PagedAsyncEnumerable <ListTopicSubscriptionsResponse, string> response = publisherServiceApiClient.ListTopicSubscriptionsAsync(request);
// Iterate over all response items, lazily performing RPCs as required
await response.ForEachAsync((string item) =>
{
// Do something with each item
Console.WriteLine(item);
});
// Or iterate over pages (of server-defined size), performing one RPC per page
await response.AsRawResponses().ForEachAsync((ListTopicSubscriptionsResponse page) =>
{
// Do something with each page of items
Console.WriteLine("A page of results:");
foreach (string item in page)
{
// Do something with each item
Console.WriteLine(item);
}
});
// Or retrieve a single page of known size (unless it's the final page), performing as many RPCs as required
int pageSize = 10;
Page <string> singlePage = await response.ReadPageAsync(pageSize);
// Do something with the page of items
Console.WriteLine($"A page of {pageSize} results (unless it's the final page):");
foreach (string item in singlePage)
{
// Do something with each item
Console.WriteLine(item);
}
// Store the pageToken, for when the next page is required.
string nextPageToken = singlePage.NextPageToken;
// End snippet
}
/// <summary>
/// Lists the name of the subscriptions for this topic.
/// </summary>
/// <param name="topic">The name of the topic that subscriptions are attached to.</param>
/// <param name="callSettings">If not null, applies overrides to this RPC call.</param>
/// <returns>The RPC response.</returns>
public override IEnumerable <string> ListTopicSubscriptions(
string topic,
CallSettings callSettings = null)
{
ListTopicSubscriptionsRequest request = new ListTopicSubscriptionsRequest
{
Topic = topic,
};
return(s_listTopicSubscriptionsPageStreamer.Fetch(
request,
pageStreamRequest => GrpcClient.ListTopicSubscriptions(
pageStreamRequest,
_clientHelper.BuildCallOptions(null, callSettings))
));
}
/// <summary>
/// Lists the name of the subscriptions for this topic.
/// </summary>
/// <param name="topic">The name of the topic that subscriptions are attached to.</param>
/// <param name="callSettings">If not null, applies overrides to this RPC call.</param>
/// <returns>A Task containing the RPC response.</returns>
public override IAsyncEnumerable <string> ListTopicSubscriptionsAsync(
string topic,
CallSettings callSettings = null)
{
ListTopicSubscriptionsRequest request = new ListTopicSubscriptionsRequest
{
Topic = topic,
};
return(s_listTopicSubscriptionsPageStreamer.FetchAsync(
request,
(pageStreamRequest, cancellationToken) => GrpcClient.ListTopicSubscriptionsAsync(
pageStreamRequest,
_clientHelper.BuildCallOptions(cancellationToken, callSettings)
).ResponseAsync
));
}
public void ListTopicSubscriptions_RequestObject()
{
// Snippet: ListTopicSubscriptions(ListTopicSubscriptionsRequest,CallSettings)
// Create client
PublisherClient publisherClient = PublisherClient.Create();
// Initialize request argument(s)
ListTopicSubscriptionsRequest request = new ListTopicSubscriptionsRequest
{
TopicAsTopicName = new TopicName("[PROJECT]", "[TOPIC]"),
};
// Make the request
PagedEnumerable <ListTopicSubscriptionsResponse, SubscriptionName> response =
publisherClient.ListTopicSubscriptions(request);
// Iterate over all response items, lazily performing RPCs as required
foreach (SubscriptionName item in response)
{
// Do something with each item
Console.WriteLine(item);
}
// Or iterate over pages (of server-defined size), performing one RPC per page
foreach (ListTopicSubscriptionsResponse page in response.AsRawResponses())
{
// Do something with each page of items
Console.WriteLine("A page of results:");
foreach (SubscriptionName item in page)
{
Console.WriteLine(item);
}
}
// Or retrieve a single page of known size (unless it's the final page), performing as many RPCs as required
int pageSize = 10;
Page <SubscriptionName> singlePage = response.ReadPage(pageSize);
// Do something with the page of items
Console.WriteLine($"A page of {pageSize} results (unless it's the final page):");
foreach (SubscriptionName item in singlePage)
{
Console.WriteLine(item);
}
// Store the pageToken, for when the next page is required.
string nextPageToken = singlePage.NextPageToken;
// End snippet
}
