Deleting AWS S3 Objects in Java

You can delete S3 objects using the AWS SDK for Java.

Delete one object

You can delete the specified object by specifying the bucket name and object key.

try {
    final AmazonS3 s3 = new AmazonS3Client();
    s3.deleteObject(bucket_name, object_key);
} catch (AmazonServiceException e) {

Delete all objects in the specified folder

If you specify the bucket name and folder name, you can delete all the objects in the specified folder.

try {
    final AmazonS3 s3 = new AmazonS3Client();
  ObjectListing objListing = s3.listObjects(bucket_name,folder_nm);
    List<S3ObjectSummary> objList = objListing.getObjectSummaries();
    for (S3ObjectSummary obj : objList) {
         s3.deleteObject(bucket_name, obj.getKey());
} catch (AmazonServiceException e) {

The following policy settings are required for s3.listObjects.

      Version: 2012-10-17
        - Effect: Allow
          Action: "s3:*"
            - "arn:aws:s3:::bucket-test-01"
            - "arn:aws:s3:::bucket-test-01/*"

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