private InfluxDBClient(IInfluxDBHttpClient httpClient, string database, string?retentionPolicy,
Action <Exception>?errorCallback, int initialBufferSize,
int maxBufferSize, CancellationTokenSource cancellationTokenSource, TimeSpan?forceFlushInterval,
ArrayPool <byte> arrayPool)
{
_errorCallback = errorCallback;
var path = retentionPolicy == null
? $"write?db={Uri.EscapeDataString(database)}&precision=ms"
: $"write?db={Uri.EscapeDataString(database)}&precision=ms&rp={Uri.EscapeDataString(retentionPolicy)}";
_bufferSize = initialBufferSize;
_maxBufferSize = maxBufferSize;
_arrayPool = arrayPool;
_cancellationTokenSource = cancellationTokenSource ?? new CancellationTokenSource();
_memory = _arrayPool.Rent(initialBufferSize);
if (forceFlushInterval != null)
{
_forceFlushInterval = forceFlushInterval.Value;
_timer = new Timer(ForceFlush, null, _forceFlushInterval, _forceFlushInterval);
}
_output = new InfluxDBOutput(httpClient, path);
_task = Run(_cancellationTokenSource.Token);
}