There are more AWS SDK examples available in the [AWS Doc SDK Examples](https://github.com/awsdocs/aws-doc-sdk-examples) GitHub repo.

# Recursively upload a local directory to an Amazon Simple Storage Service (Amazon S3) bucket
<a name="s3_example_s3_UploadDirectoryToBucket_section"></a>

The following code example shows how to upload a local directory recursively to an Amazon Simple Storage Service (Amazon S3) bucket.

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#### [ Java ]

**SDK for Java 2.x**  
 There's more on GitHub. Find the complete example and learn how to set up and run in the [AWS Code Examples Repository](https://github.com/awsdocs/aws-doc-sdk-examples/tree/main/javav2/example_code/s3#code-examples). 
Use an [S3TransferManager](https://sdk.amazonaws.com/java/api/latest/software/amazon/awssdk/transfer/s3/S3TransferManager.html) to [upload a local directory](https://sdk.amazonaws.com/java/api/latest/software/amazon/awssdk/transfer/s3/S3TransferManager.html#uploadDirectory(software.amazon.awssdk.transfer.s3.UploadDirectoryRequest)). View the [complete file](https://github.com/awsdocs/aws-doc-sdk-examples/blob/main/javav2/example_code/s3/src/main/java/com/example/s3/transfermanager/UploadADirectory.java) and [test](https://github.com/awsdocs/aws-doc-sdk-examples/blob/main/javav2/example_code/s3/src/test/java/TransferManagerTest.java).  

```
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import software.amazon.awssdk.services.s3.model.ObjectIdentifier;
import software.amazon.awssdk.transfer.s3.S3TransferManager;
import software.amazon.awssdk.transfer.s3.model.CompletedDirectoryUpload;
import software.amazon.awssdk.transfer.s3.model.DirectoryUpload;
import software.amazon.awssdk.transfer.s3.model.UploadDirectoryRequest;

import java.net.URI;
import java.net.URISyntaxException;
import java.net.URL;
import java.nio.file.Paths;
import java.util.UUID;

    public Integer uploadDirectory(S3TransferManager transferManager,
            URI sourceDirectory, String bucketName) {
        DirectoryUpload directoryUpload = transferManager.uploadDirectory(UploadDirectoryRequest.builder()
                .source(Paths.get(sourceDirectory))
                .bucket(bucketName)
                .build());

        CompletedDirectoryUpload completedDirectoryUpload = directoryUpload.completionFuture().join();
        completedDirectoryUpload.failedTransfers()
                .forEach(fail -> logger.warn("Object [{}] failed to transfer", fail.toString()));
        return completedDirectoryUpload.failedTransfers().size();
    }
```
+  For API details, see [UploadDirectory](https://docs.aws.amazon.com/goto/SdkForJavaV2/s3-2006-03-01/UploadDirectory) in *AWS SDK for Java 2.x API Reference*. 

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