S3 Transfer Acceleration の有効化と使用

次の例では、高速化エンドポイントを使用して、オブジェクトを Amazon S3 にアップロードする方法を示しています。この例では、次のような処理を実行します。

Transfer Acceleration の使用方法については、「Amazon S3 Transfer Acceleration の開始方法」を参照してください。作業サンプルの作成およびテストの手順については、「AWS SDK for Java のデベロッパーガイド」の「使用開始」を参照してください。

import com.amazonaws.AmazonServiceException;
import com.amazonaws.SdkClientException;
import com.amazonaws.auth.profile.ProfileCredentialsProvider;
import com.amazonaws.regions.Regions;
import com.amazonaws.services.s3.AmazonS3;
import com.amazonaws.services.s3.AmazonS3ClientBuilder;
import com.amazonaws.services.s3.model.BucketAccelerateConfiguration;
import com.amazonaws.services.s3.model.BucketAccelerateStatus;
import com.amazonaws.services.s3.model.GetBucketAccelerateConfigurationRequest;
import com.amazonaws.services.s3.model.SetBucketAccelerateConfigurationRequest;

public class TransferAcceleration {
    public static void main(String[] args) {
        Regions clientRegion = Regions.DEFAULT_REGION;
        String bucketName = "*** Bucket name ***";
        String keyName = "*** Key name ***";

        try {
            // Create an Amazon S3 client that is configured to use the accelerate endpoint.
            AmazonS3 s3Client = AmazonS3ClientBuilder.standard()
                    .withRegion(clientRegion)
                    .withCredentials(new ProfileCredentialsProvider())
                    .enableAccelerateMode()
                    .build();

            // Enable Transfer Acceleration for the specified bucket.
            s3Client.setBucketAccelerateConfiguration(
                    new SetBucketAccelerateConfigurationRequest(bucketName,
                            new BucketAccelerateConfiguration(
                                    BucketAccelerateStatus.Enabled)));

            // Verify that transfer acceleration is enabled for the bucket.
            String accelerateStatus = s3Client.getBucketAccelerateConfiguration(
                    new GetBucketAccelerateConfigurationRequest(bucketName))
                    .getStatus();
            System.out.println("Bucket accelerate status: " + accelerateStatus);

            // Upload a new object using the accelerate endpoint.
            s3Client.putObject(bucketName, keyName, "Test object for transfer acceleration");
            System.out.println("Object \"" + keyName + "\" uploaded with transfer acceleration.");
        } catch (AmazonServiceException e) {
            // The call was transmitted successfully, but Amazon S3 couldn't process
            // it, so it returned an error response.
            e.printStackTrace();
        } catch (SdkClientException e) {
            // Amazon S3 couldn't be contacted for a response, or the client
            // couldn't parse the response from Amazon S3.
            e.printStackTrace();
        }
    }
}

using Amazon;
using Amazon.S3;
using Amazon.S3.Model;
using System;
using System.Threading.Tasks;

namespace Amazon.DocSamples.S3
{
    class TransferAccelerationTest
    {
        private const string bucketName = "*** bucket name ***";
        // 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);
            EnableAccelerationAsync().Wait();
        }

        static async Task EnableAccelerationAsync()
        {
                try
                {
                    var putRequest = new PutBucketAccelerateConfigurationRequest
                    {
                        BucketName = bucketName,
                        AccelerateConfiguration = new AccelerateConfiguration
                        {
                            Status = BucketAccelerateStatus.Enabled
                        }
                    };
                    await s3Client.PutBucketAccelerateConfigurationAsync(putRequest);

                    var getRequest = new GetBucketAccelerateConfigurationRequest
                    {
                        BucketName = bucketName
                    };
                    var response = await s3Client.GetBucketAccelerateConfigurationAsync(getRequest);

                    Console.WriteLine("Acceleration state = '{0}' ", response.Status);
                }
                catch (AmazonS3Exception amazonS3Exception)
                {
                    Console.WriteLine(
                        "Error occurred. Message:'{0}' when setting transfer acceleration",
                        amazonS3Exception.Message);
                }
        }
    }
}