Fix silent failure when downloading a directory with AWS SDK v2 (#6266) [ci fast]

Signed-off-by: jorgee <jorge.ejarque@seqera.io>

Author: jorgee

plugins/nf-amazon/src/main/nextflow/cloud/aws/nio/S3Client.java

@@ -506,7 +506,11 @@ public void downloadDirectory(S3Path source, File targetFile) throws IOException
 
 		DirectoryDownload downloadDirectory = transferManager().downloadDirectory(downloadDirRequest);
 		try{
-			downloadDirectory.completionFuture().get();
+			CompletedDirectoryDownload completed = downloadDirectory.completionFuture().get();
+            if (!completed.failedTransfers().isEmpty()){
+				log.debug("S3 download directory: s3://{}/{} failed transfers", source.getBucket(), source.getKey());
+				throw new IOException("Some transfers in S3 download directory: s3://"+ source.getBucket() +"/"+ source.getKey() +" has failed - Transfers: " +  completed.failedTransfers() );
+			}
 		} catch (InterruptedException e){
 			log.debug("S3 download directory: s3://{}/{} interrupted", source.getBucket(), source.getKey());
 			Thread.currentThread().interrupt();