private static async Task ListBlobsFlatListingAsync(CloudBlobContainer container, int?segmentSize)
{
BlobContinuationToken continuationToken = null;
CloudBlob blob;
try
{
// Call the listing operation and enumerate the result segment.
// When the continuation token is null, the last segment has been returned
// and execution can exit the loop.
do
{
BlobResultSegment resultSegment = await container.ListBlobsSegmentedAsync(string.Empty, true, BlobListingDetails.Metadata, segmentSize, continuationToken, null, null);
_sensorData = new List <SensorData>();
foreach (var blobItem in resultSegment.Results)
{
// A flat listing operation returns only blobs, not virtual directories.
blob = (CloudBlob)blobItem;
using (var mStream = new MemoryStream())
{
if (!blob.Name.Contains("historical") && !blob.Name.Contains("metadata"))
{
SensorData item = null;
if (blob.Name.Contains("humidity"))
{
item = new Humidity();
}
else if (blob.Name.Contains("rainfall"))
{
item = new Rainfall();
}
else if (blob.Name.Contains("temperature"))
{
item = new Temperature();
}
await ParseAndAddDataStream(mStream, item, blob);
}
}
// Write out some blob properties.
Console.WriteLine("Blob name: {0}", blob.Name);
}
foreach (var item in _sensorData)
{
if (item.GetType().Name.ToLower() == "temperature" && item.MeasurementDay.Date.ToString("yyyy-MM-dd") == "2019-01-10")
{
Console.WriteLine($"Is temperature on date: {item.MeasurementDay.ToString()}");
}
}
// Get the continuation token and loop until it is null.
continuationToken = resultSegment.ContinuationToken;
} while (continuationToken != null);
}
catch (StorageException e)
{
Console.WriteLine(e.Message);
Console.ReadLine();
throw;
}
}
private static async Task ListBlobsFlatListingAsync(CloudBlobContainer container, int?segmentSize)
{
BlobContinuationToken continuationToken = null;
CloudBlob blob;
try
{
// Call the listing operation and enumerate the result segment.
// When the continuation token is null, the last segment has been returned
// and execution can exit the loop.
do
{
BlobResultSegment resultSegment = await container.ListBlobsSegmentedAsync(string.Empty, true, BlobListingDetails.Metadata, segmentSize, continuationToken, null, null);
List <SensorData> sensorData = new List <SensorData>();
foreach (var blobItem in resultSegment.Results)
{
// A flat listing operation returns only blobs, not virtual directories.
blob = (CloudBlob)blobItem;
using (var mStream = new MemoryStream())
{
if (!blob.Name.Contains("historical") && !blob.Name.Contains("metadata"))
{
SensorData item = null;
if (blob.Name.Contains("humidity"))
{
item = new Humidity();
}
else if (blob.Name.Contains("rainfall"))
{
item = new Rainfall();
}
else if (blob.Name.Contains("temperature"))
{
item = new Temperature();
}
await blob.DownloadToStreamAsync(mStream);
var result = mStream.ToArray();
string converted = Encoding.UTF8.GetString(result, 0, result.Length);
string[] words = converted.Split("\r\n");
item.MeasurementData = new List <double>();
item.MeasurementDay = DateTime.Now;
item.MeasurementTime = new List <DateTime>();
sensorData.Add(item);
}
}
// Write out some blob properties.
Console.WriteLine("Blob name: {0}", blob.Name);
}
foreach (var item in sensorData)
{
var result = item.GetType();
}
Console.WriteLine();
// Get the continuation token and loop until it is null.
continuationToken = resultSegment.ContinuationToken;
} while (continuationToken != null);
}
catch (StorageException e)
{
Console.WriteLine(e.Message);
Console.ReadLine();
throw;
}
}
