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using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using Microsoft.AspNetCore.Mvc;
using Microsoft.AspNetCore.Mvc.RazorPages;
using Microsoft.Extensions.Configuration;
using Microsoft.WindowsAzure.Storage;
using Microsoft.WindowsAzure.Storage.Blob;
namespace WebAppsWithSecrets.Pages
public class IndexModel : PageModel
private static string blobStorageConnectionString;
//decorate this property with BindProperty so we can access it on the page
public List<string> BlobUris { get; set; }
//Create a constructor to inject IConfiguration object from DI
public IndexModel(IConfiguration configurations)
blobStorageConnectionString = configurations.GetConnectionString("StorageAccountConnectionString");
//make this async
public async Task OnGet()
BlobUris = await ListBlobsAsync();
private static async Task<List<string>> ListBlobsAsync()
List<string> blobUris = new List<string>();
// Create the CloudBlobClient that represents the Blob storage endpoint for the storage account.
CloudStorageAccount storageAccount;
CloudStorageAccount.TryParse(blobStorageConnectionString, out storageAccount);
CloudBlobClient cloudBlobClient = storageAccount.CreateCloudBlobClient();
// Create a container called 'quickstartblobs' and append a GUID value to it to make the name unique.
var cloudBlobContainer = cloudBlobClient.GetContainerReference("demoblobs");
await cloudBlobContainer.CreateIfNotExistsAsync(BlobContainerPublicAccessType.Container, null, null);
CloudBlockBlob cloudBlockBlob = cloudBlobContainer.GetBlockBlobReference("testblob");
await cloudBlockBlob.UploadTextAsync("test file uploaded for demo");
BlobContinuationToken blobContinuationToken = null;
var results = await cloudBlobContainer.ListBlobsSegmentedAsync(null, blobContinuationToken);
// Get the value of the continuation token returned by the listing call.
blobContinuationToken = results.ContinuationToken;
foreach (IListBlobItem item in results.Results)
} while (blobContinuationToken != null);
return blobUris;
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