AWS Code Sample

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UploadFileMPUHighLevelAPITest.cs demonstrates how to upload an objetc using the TransferUtility class.

/** * Copyright 2010-2019, Inc. or its affiliates. All Rights Reserved. * * This file is licensed under the Apache License, Version 2.0 (the "License"). * You may not use this file except in compliance with the License. A copy of * the License is located at * * * * This file is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR * CONDITIONS OF ANY KIND, either express or implied. See the License for the * specific language governing permissions and limitations under the License. */ using Amazon.S3; using Amazon.S3.Transfer; using System; using System.IO; using System.Threading.Tasks; namespace Amazon.DocSamples.S3 { class UploadFileMPUHighLevelAPITest { private const string bucketName = "*** provide bucket name ***"; private const string keyName = "*** provide a name for the uploaded object ***"; private const string filePath = "*** provide the full path name of the file to upload ***"; // Specify your bucket region (an example region is shown). private static readonly RegionEndpoint bucketRegion = RegionEndpoint.USWest2; private static IAmazonS3 s3Client; public static void Main() { s3Client = new AmazonS3Client(bucketRegion); UploadFileAsync().Wait(); } private static async Task UploadFileAsync() { try { var fileTransferUtility = new TransferUtility(s3Client); // Option 1. Upload a file. The file name is used as the object key name. await fileTransferUtility.UploadAsync(filePath, bucketName); Console.WriteLine("Upload 1 completed"); // Option 2. Specify object key name explicitly. await fileTransferUtility.UploadAsync(filePath, bucketName, keyName); Console.WriteLine("Upload 2 completed"); // Option 3. Upload data from a type of System.IO.Stream. using (var fileToUpload = new FileStream(filePath, FileMode.Open, FileAccess.Read)) { await fileTransferUtility.UploadAsync(fileToUpload, bucketName, keyName); } Console.WriteLine("Upload 3 completed"); // Option 4. Specify advanced settings. var fileTransferUtilityRequest = new TransferUtilityUploadRequest { BucketName = bucketName, FilePath = filePath, StorageClass = S3StorageClass.StandardInfrequentAccess, PartSize = 6291456, // 6 MB. Key = keyName, CannedACL = S3CannedACL.PublicRead }; fileTransferUtilityRequest.Metadata.Add("param1", "Value1"); fileTransferUtilityRequest.Metadata.Add("param2", "Value2"); await fileTransferUtility.UploadAsync(fileTransferUtilityRequest); Console.WriteLine("Upload 4 completed"); } catch (AmazonS3Exception e) { Console.WriteLine("Error encountered on server. Message:'{0}' when writing an object", e.Message); } catch (Exception e) { Console.WriteLine("Unknown encountered on server. Message:'{0}' when writing an object", e.Message); } } } }

Sample Details

Service: s3

Last tested: 2018-04-30

Author: AWS

Type: full-example

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