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How to use BlobContainer class of PetImages.Storage package

Best Coyote code snippet using PetImages.Storage.BlobContainer

ImageController.cs

Source:ImageController.cs

...15    public class ImageController : ControllerBase16    {17        private readonly ICosmosContainer AccountContainer;18        private readonly ICosmosContainer ImageContainer;19        private readonly IBlobContainer BlobContainer;20        private readonly IMessagingClient MessagingClient;21        public ImageController(ICosmosContainer accountContainer, ICosmosContainer imageContainer,22            IBlobContainer blobContainer, IMessagingClient messagingClient)23        {24            this.AccountContainer = accountContainer;25            this.ImageContainer = imageContainer;26            this.BlobContainer = blobContainer;27            this.MessagingClient = messagingClient;28        }29        /// <summary>30        /// Scenario 2 - Buggy CreateImageAsync version.31        /// </summary>32        [HttpPost]33        public async Task<ActionResult<Image>> CreateImageAsync(string accountName, Image image)34        {35            if (!await StorageHelper.DoesItemExist<AccountItem>(this.AccountContainer, partitionKey: accountName, id: accountName))36            {37                return this.NotFound();38            }39            var imageItem = image.ToItem();40            // We upload the image to Azure Storage, before adding an entry to Cosmos DB41            // so that it is guaranteed to be there when user does a GET request.42            // Note: we're calling CreateOrUpdateBlobAsync because Azure Storage doesn't43            // have a create-only API.44            await this.BlobContainer.CreateContainerIfNotExistsAsync(accountName);45            await this.BlobContainer.CreateOrUpdateBlobAsync(accountName, image.Name, image.Content);46            try47            {48                imageItem = await this.ImageContainer.CreateItem(imageItem);49            }50            catch (DatabaseItemAlreadyExistsException)51            {52                return this.Conflict();53            }54            catch (DatabaseException)55            {56                // We handle an exception thrown by Cosmos DB layer, perhaps due to some57                // intermittent failure, by cleaning up the image to not waste resources.58                await this.BlobContainer.DeleteBlobIfExistsAsync(accountName, image.Name);59                return this.StatusCode(503);60            }61            return this.Ok(imageItem.ToImage());62        }63        /// <summary>64        /// Scenario 2 - Fixed CreateImageAsync version.65        /// </summary>66        [HttpPost]67        public async Task<ActionResult<Image>> CreateImageAsyncFixed(string accountName, Image image)68        {69            if (!await StorageHelper.DoesItemExist<AccountItem>(this.AccountContainer, partitionKey: accountName, id: accountName))70            {71                return this.NotFound();72            }73            var imageItem = image.ToItem();74            await this.BlobContainer.CreateContainerIfNotExistsAsync(accountName);75            await this.BlobContainer.CreateOrUpdateBlobAsync(accountName, image.Name, image.Content);76            try77            {78                imageItem = await this.ImageContainer.CreateItem(imageItem);79            }80            catch (DatabaseItemAlreadyExistsException)81            {82                return this.Conflict();83            }84            // We don't delete the blob in the controller; orphaned blobs (i.e., blobs with no corresponding85            // Cosmos DB entry) are cleaned up asynchronously by a background "garbage collector" worker86            // (not shown in this sample).87            return this.Ok(imageItem.ToImage());88        }89        [HttpGet]90        public async Task<ActionResult<byte[]>> GetImageContentsAsync(string accountName, string imageName)91        {92            if (!await StorageHelper.DoesItemExist<AccountItem>(this.AccountContainer, partitionKey: accountName, id: accountName))93            {94                return this.NotFound();95            }96            ImageItem imageItem;97            try98            {99                imageItem = await this.ImageContainer.GetItem<ImageItem>(partitionKey: imageName, id: imageName);100            }101            catch (DatabaseItemDoesNotExistException)102            {103                return this.NotFound();104            }105            if (!await this.BlobContainer.ExistsBlobAsync(accountName, imageItem.StorageName))106            {107                return this.NotFound();108            }109            return this.Ok(await this.BlobContainer.GetBlobAsync(accountName, imageItem.StorageName));110        }111        [HttpGet]112        public async Task<ActionResult<byte[]>> GetImageThumbnailAsync(string accountName, string imageName)113        {114            if (!await StorageHelper.DoesItemExist<AccountItem>(this.AccountContainer, partitionKey: accountName, id: accountName))115            {116                return this.NotFound();117            }118            ImageItem imageItem;119            try120            {121                imageItem = await this.ImageContainer.GetItem<ImageItem>(partitionKey: imageName, id: imageName);122            }123            catch (DatabaseItemDoesNotExistException)124            {125                return this.NotFound();126            }127            var containerName = accountName + Constants.ThumbnailContainerNameSuffix;128            var blobName = imageItem.StorageName + Constants.ThumbnailSuffix;129            if (!await this.BlobContainer.ExistsBlobAsync(containerName, blobName))130            {131                return this.NotFound();132            }133            return this.Ok(await this.BlobContainer.GetBlobAsync(containerName, blobName));134        }135        /// <summary>136        /// Scenario 3 - Buggy CreateOrUpdateImageAsync version.137        /// </summary>138        [HttpPut]139        public async Task<ActionResult<Image>> CreateOrUpdateImageAsync(string accountName, Image image)140        {141            if (!await StorageHelper.DoesItemExist<AccountItem>(this.AccountContainer, partitionKey: accountName, id: accountName))142            {143                return this.NotFound();144            }145            var imageItem = image.ToItem();146            await this.BlobContainer.CreateContainerIfNotExistsAsync(accountName);147            await this.BlobContainer.CreateOrUpdateBlobAsync(accountName, image.Name, image.Content);148            imageItem = await this.ImageContainer.UpsertItem(imageItem);149            await this.MessagingClient.SubmitMessage(new GenerateThumbnailMessage()150            {151                AccountName = accountName,152                ImageStorageName = image.Name153            });154            return this.Ok(imageItem.ToImage());155        }156        /// <summary>157        /// Scenario 3 - Fixed CreateOrUpdateImageAsync version.158        /// </summary>159        [HttpPut]160        public async Task<ActionResult<Image>> CreateOrUpdateImageAsyncFixed(string accountName, Image image)161        {162            if (!await StorageHelper.DoesItemExist<AccountItem>(this.AccountContainer, partitionKey: accountName, id: accountName))163            {164                return this.NotFound();165            }166            var imageItem = image.ToItem();167            var uniqueId = Guid.NewGuid().ToString();168            imageItem.StorageName = uniqueId;169            await this.BlobContainer.CreateContainerIfNotExistsAsync(accountName);170            await this.BlobContainer.CreateOrUpdateBlobAsync(accountName, imageItem.StorageName, image.Content);171            imageItem = await this.ImageContainer.UpsertItem(imageItem);172            await this.MessagingClient.SubmitMessage(new GenerateThumbnailMessage()173            {174                AccountName = accountName,175                ImageStorageName = imageItem.StorageName176            });177            return this.Ok(imageItem.ToImage());178        }179    }180}...

TestPetImagesClient.cs

Source:TestPetImagesClient.cs

...14    public class TestPetImagesClient : IPetImagesClient15    {16        private readonly ICosmosContainer AccountContainer;17        private readonly ICosmosContainer ImageContainer;18        private readonly IBlobContainer BlobContainer;19        private readonly IMessagingClient MessagingClient;20        public TestPetImagesClient(ICosmosContainer accountContainer)21        {22            this.AccountContainer = accountContainer;23        }24        public TestPetImagesClient(ICosmosContainer accountContainer, ICosmosContainer imageContainer, IBlobContainer blobContainer)25        {26            this.AccountContainer = accountContainer;27            this.ImageContainer = imageContainer;28            this.BlobContainer = blobContainer;29        }30        public TestPetImagesClient(ICosmosContainer accountContainer, ICosmosContainer imageContainer,31            IBlobContainer blobContainer, IMessagingClient messagingClient)32        {33            this.AccountContainer = accountContainer;34            this.ImageContainer = imageContainer;35            this.BlobContainer = blobContainer;36            this.MessagingClient = messagingClient;37        }38        public async Task<ServiceResponse<Account>> CreateAccountAsync(Account account)39        {40            var accountCopy = TestHelper.Clone(account);41            return await Task.Run(async () =>42            {43                var controller = new AccountController(this.AccountContainer);44                var actionResult = await InvokeControllerAction(async () => await controller.CreateAccountAsync(accountCopy));45                return ExtractServiceResponse<Account>(actionResult.Result);46            });47        }48        public async Task<ServiceResponse<Image>> CreateImageAsync(string accountName, Image image)49        {50            var imageCopy = TestHelper.Clone(image);51            return await Task.Run(async () =>52            {53                var controller = new ImageController(this.AccountContainer, this.ImageContainer, this.BlobContainer, this.MessagingClient);54                var actionResult = await InvokeControllerAction(async () => await controller.CreateImageAsync(accountName, imageCopy));55                return ExtractServiceResponse<Image>(actionResult.Result);56            });57        }58        public async Task<ServiceResponse<Image>> CreateOrUpdateImageAsync(string accountName, Image image)59        {60            var imageCopy = TestHelper.Clone(image);61            return await Task.Run(async () =>62            {63                var controller = new ImageController(this.AccountContainer, this.ImageContainer, this.BlobContainer, this.MessagingClient);64                var actionResult = await InvokeControllerAction(async () => await controller.CreateOrUpdateImageAsync(accountName, imageCopy));65                return ExtractServiceResponse<Image>(actionResult.Result);66            });67        }68        public async Task<ServiceResponse<byte[]>> GetImageAsync(string accountName, string imageName)69        {70            return await Task.Run(async () =>71            {72                var controller = new ImageController(this.AccountContainer, this.ImageContainer, this.BlobContainer, this.MessagingClient);73                var actionResult = await InvokeControllerAction(async () => await controller.GetImageContentsAsync(accountName, imageName));74                return ExtractServiceResponse<byte[]>(actionResult.Result);75            });76        }77        public async Task<ServiceResponse<byte[]>> GetImageThumbnailAsync(string accountName, string imageName)78        {79            return await Task.Run(async () =>80            {81                var controller = new ImageController(this.AccountContainer, this.ImageContainer, this.BlobContainer, this.MessagingClient);82                var actionResult = await InvokeControllerAction(async () => await controller.GetImageThumbnailAsync(accountName, imageName));83                return ExtractServiceResponse<byte[]>(actionResult.Result);84            });85        }86        /// <summary>87        /// Simulate middleware by wrapping invocation of controller in exception handling88        /// code which runs in middleware in production.89        /// </summary>90        private static async Task<ActionResult<T>> InvokeControllerAction<T>(Func<Task<ActionResult<T>>> lambda)91        {92            try93            {94                return await lambda();95            }...

GenerateThumbnailWorker.cs

Source:GenerateThumbnailWorker.cs

...6namespace PetImages.Worker7{8    public class GenerateThumbnailWorker : IWorker9    {10        private readonly IBlobContainer BlobContainer;11        public GenerateThumbnailWorker(12            IBlobContainer imageBlobContainer)13        {14            this.BlobContainer = imageBlobContainer;15        }16        public async Task ProcessMessage(Message message)17        {18            var thumbnailMessage = (GenerateThumbnailMessage)message;19            var accountName = thumbnailMessage.AccountName;20            var imageStorageName = thumbnailMessage.ImageStorageName;21            var imageContents = await this.BlobContainer.GetBlobAsync(accountName, imageStorageName);22            var thumbnail = GenerateThumbnail(imageContents);23            var containerName = accountName + Constants.ThumbnailContainerNameSuffix;24            var blobName = imageStorageName + Constants.ThumbnailSuffix;25            await this.BlobContainer.CreateContainerIfNotExistsAsync(containerName);26            await this.BlobContainer.CreateOrUpdateBlobAsync(containerName, blobName, thumbnail);27        }28        /// <summary>29        /// Dummy implementation of GenerateThumbnail that returns the same bytes as the image.30        /// </summary>31        private static byte[] GenerateThumbnail(byte[] imageContents) => imageContents;32    }33}...

BlobContainer

Using AI Code Generation

1using PetImages.Storage;2using System;3using System.Threading.Tasks;4{5    {6        static void Main(string[] args)7        {8            Console.WriteLine("Hello World!");9            Console.ReadLine();10        }11    }12}13using PetImages.Storage;14using System;15using System.Threading.Tasks;16{17    {18        static void Main(string[] args)19        {20            Console.WriteLine("Hello World!");21            Console.ReadLine();22        }23    }24}25using PetImages.Storage;26using System;27using System.Threading.Tasks;28{29    {30        static void Main(string[] args)31        {32            Console.WriteLine("Hello World!");33            Console.ReadLine();34        }35    }36}37using PetImages.Storage;38using System;39using System.Threading.Tasks;40{41    {42        static void Main(string[] args)43        {44            Console.WriteLine("Hello World!");45            Console.ReadLine();46        }47    }48}49using PetImages.Storage;50using System;51using System.Threading.Tasks;52{53    {54        static void Main(string[] args)55        {56            Console.WriteLine("Hello World!");57            Console.ReadLine();58        }59    }60}61using PetImages.Storage;62using System;63using System.Threading.Tasks;64{65    {66        static void Main(string[] args)67        {68            Console.WriteLine("Hello World!");69            Console.ReadLine();70        }71    }72}73using PetImages.Storage;74using System;75using System.Threading.Tasks;76{77    {78        static void Main(string[] args)79        {80            Console.WriteLine("Hello World!");81            Console.ReadLine();82        }83    }84}85using PetImages.Storage;86using System;

BlobContainer

Using AI Code Generation

1using PetImages.Storage;2var blobContainer = new BlobContainer("myConnectionString", "myContainerName");3using PetImages.Storage;4var blobContainer = new BlobContainer("myConnectionString", "myContainerName");5using PetImages.Storage;6var blobContainer = new BlobContainer("myConnectionString", "myContainerName");7using PetImages.Storage;8var blobContainer = new BlobContainer("myConnectionString", "myContainerName");9using PetImages.Storage;10var blobContainer = new BlobContainer("myConnectionString", "myContainerName");11using PetImages.Storage;12var blobContainer = new BlobContainer("myConnectionString", "myContainerName");13using PetImages.Storage;14var blobContainer = new BlobContainer("myConnectionString", "myContainerName");15using PetImages.Storage;16var blobContainer = new BlobContainer("myConnectionString", "myContainerName");17using PetImages.Storage;18var blobContainer = new BlobContainer("myConnectionString", "myContainerName");19using PetImages.Storage;20var blobContainer = new BlobContainer("myConnectionString", "myContainerName");21using PetImages.Storage;22var blobContainer = new BlobContainer("myConnectionString", "myContainerName");23using PetImages.Storage;24var blobContainer = new BlobContainer("myConnectionString", "myContainerName");

BlobContainer

Using AI Code Generation

1var container = new BlobContainer("connectionString", "containerName");2var container = new BlobContainer("connectionString", "containerName");3var container = new BlobContainer("connectionString", "containerName");4var container = new BlobContainer("connectionString", "containerName");5var container = new BlobContainer("connectionString", "containerName");6var container = new BlobContainer("connectionString", "containerName");7var container = new BlobContainer("connectionString", "containerName");8var container = new BlobContainer("connectionString", "containerName");9var container = new BlobContainer("connectionString", "containerName");10var container = new BlobContainer("connectionString", "containerName");11var container = new BlobContainer("connectionString", "containerName");12var container = new BlobContainer("connectionString", "containerName");13var container = new BlobContainer("connectionString", "containerName");14var container = new BlobContainer("connectionString", "containerName");15var container = new BlobContainer("connectionString", "containerName");

BlobContainer

Using AI Code Generation

1using PetImages.Storage;2{3    {4        public BlobContainer()5        {6            var container = new BlobContainer();7        }8    }9}10using PetImages.Storage;11{12    {13        public BlobContainer()14        {15            var container = new BlobContainer();16        }17    }18}19using PetImages.Storage;20{21    {22        public BlobContainer()23        {24            var container = new PetImages.Storage.BlobContainer();25        }26    }27}28using PetImages.Storage;29{30    {31        public BlobContainer()32        {33            var container = new PetImages.Storage.BlobContainer();34        }35    }36}

BlobContainer

Using AI Code Generation

1using PetImages.Storage;2{3    {4        public BlobContainer(string connectionString)5        {6        }7    }8}9using PetImages.Storage;10{11    {12        public BlobContainer(string connectionString)13        {14        }15    }16}17using PetImages.Storage;18{19    {20        public BlobContainer(string connectionString)21        {22        }23    }24}25using PetImages.Storage;26{27    {28        public BlobContainer(string connectionString)29        {30        }31    }32}33using PetImages.Storage;34{35    {36        public BlobContainer(string connectionString)37        {38        }39    }40}41using PetImages.Storage;42{43    {44        public BlobContainer(string connectionString)45        {46        }47    }48}49using PetImages.Storage;50{51    {52        public BlobContainer(string connectionString)53        {54        }55    }56}57using PetImages.Storage;58{59    {60        public BlobContainer(string connectionString)61        {62        }63    }64}65using PetImages.Storage;66{

BlobContainer

Using AI Code Generation

1using PetImages.Storage;2using PetImages.Storage.Models;3{4    {5        public async Task UploadImage(Image image)6        {7        }8    }9}10using PetImages.Storage;11using PetImages.Storage.Models;12{13    {14        public async Task UploadImage(Image image)15        {16        }17    }18}19using PetImages.Storage;20using PetImages.Storage.Models;21{22    {23        public async Task UploadImage(Image image)24        {25        }26    }27}

BlobContainer

Using AI Code Generation

1public void Foo()2{3    var blobContainer = new BlobContainer("foo", "bar");4    blobContainer.Upload("file1.txt", "content1");5    blobContainer.Upload("file2.txt", "content2");6}7public void Foo()8{9    var blobContainer = new BlobContainer("foo", "bar");10    blobContainer.Upload("file1.txt", "content1");11    blobContainer.Upload("file2.txt", "content2");12}13public void Foo()14{15    var blobContainer = new BlobContainer("foo", "bar");16    blobContainer.Upload("file1.txt", "content1");17    blobContainer.Upload("file2.txt", "content2");18}19public void Foo()20{21    var blobContainer = new BlobContainer("foo", "bar");22    blobContainer.Upload("file1.txt", "content1");23    blobContainer.Upload("file2.txt", "content2");24}25public void Foo()26{27    var blobContainer = new BlobContainer("foo", "bar");28    blobContainer.Upload("file1.txt", "content1");29    blobContainer.Upload("file2.txt", "content2");30}31public void Foo()32{33    var blobContainer = new BlobContainer("foo", "bar");34    blobContainer.Upload("file1.txt", "content1");35    blobContainer.Upload("file2.txt", "content2");36}37public void Foo()38{39    var blobContainer = new BlobContainer("foo", "bar");40    blobContainer.Upload("file1.txt", "content1");41    blobContainer.Upload("file2.txt", "content2");42}43public void Foo()44{45    var blobContainer = new BlobContainer("foo", "bar");46    blobContainer.Upload("file1.txt", "content1");

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