public static async Task <SpannerClient> AcquireClientAsync(
ITokenAccess credentials = null,
ServiceEndpoint endpoint = null)
{
var key = new ClientPoolKey(credentials, endpoint ?? SpannerClient.DefaultEndpoint);
var poolEntry = s_clientEntryPool.GetOrAdd(key, k => new ClientPoolEntry(key));
var result = await poolEntry.AcquireClientFromEntryAsync().ConfigureAwait(false);
Logger.LogPerformanceCounter("SpannerClient.Count", () => s_clientEntryPool.Count);
return(result);
}
public ClientPoolEntry(ClientPoolKey key) => _key = key;
