/// <summary>Snippet for SampleRowKeys</summary>
public async Task SampleRowKeys()
{
// Snippet: SampleRowKeys(SampleRowKeysRequest,CallSettings)
// Create client
BigtableServiceApiClient bigtableServiceApiClient = BigtableServiceApiClient.Create();
// Initialize request argument
SampleRowKeysRequest request = new SampleRowKeysRequest
{
TableNameAsTableName = new TableName("[PROJECT]", "[INSTANCE]", "[TABLE]"),
};
// Make the request, returning a streaming response
BigtableServiceApiClient.SampleRowKeysStream streamingResponse = bigtableServiceApiClient.SampleRowKeys(request);
// Read streaming responses from server until complete
IAsyncEnumerator <SampleRowKeysResponse> responseStream = streamingResponse.ResponseStream;
while (await responseStream.MoveNext())
{
SampleRowKeysResponse response = responseStream.Current;
// Do something with streamed response
}
// The response stream has completed
// End snippet
}
/// <summary>Snippet for SampleRowKeys</summary>
public async Task SampleRowKeysRequestObject()
{
// Snippet: SampleRowKeys(SampleRowKeysRequest, CallSettings)
// Create client
BigtableClient bigtableClient = BigtableClient.Create();
// Initialize request argument(s)
SampleRowKeysRequest request = new SampleRowKeysRequest
{
TableNameAsTableName = TableName.FromProjectInstanceTable("[PROJECT]", "[INSTANCE]", "[TABLE]"),
AppProfileId = "",
};
// Make the request, returning a streaming response
BigtableClient.SampleRowKeysStream response = bigtableClient.SampleRowKeys(request);
// Read streaming responses from server until complete
// Note that C# 8 code can use await foreach
AsyncResponseStream <SampleRowKeysResponse> responseStream = response.GetResponseStream();
while (await responseStream.MoveNextAsync())
{
SampleRowKeysResponse responseItem = responseStream.Current;
// Do something with streamed response
}
// The response stream has completed
// End snippet
}
private IObservable <BigRow.Sample> BigRowSampleObservable(BigTable table, SampleRowKeysRequest request)
{
// Return an observable for response
return(new BigtableObservable <SampleRowKeysResponse, BigRow.Sample>(async token =>
{
// Send read rows request
var response = _client.SampleRowKeys(request);
// Await initial response
await response.ResponseHeadersAsync;
return response.ResponseStream;
}, row => new BigRow.Sample(table, row.RowKey, row.OffsetBytes)));
}
public async Task <IEnumerable <BigRow.Sample> > SampleRowKeysAsync(string tableName, Encoding encoding, CancellationToken cancellationToken)
{
var request = new SampleRowKeysRequest
{
TableName = tableName.ToTableId(ClusterId)
};
var response = _client.SampleRowKeys(request, cancellationToken: cancellationToken);
await response.ResponseHeadersAsync;
await Task.Yield();
var stream = response.ResponseStream;
var results = new List <BigRow.Sample>();
while (await stream.MoveNext(cancellationToken))
{
var item = stream.Current;
results.Add(new BigRow.Sample(item.RowKey, item.OffsetBytes, encoding));
}
await Task.Yield();
return(results);
}
public override BigtableServiceApiClient.SampleRowKeysStream SampleRowKeys(SampleRowKeysRequest request, CallSettings callSettings = null) => throw new RequestMadeException();
public override SampleRowKeysStream SampleRowKeys(SampleRowKeysRequest request, CallSettings callSettings = null) => throw new RequestMadeException();
