AWS upload file

AWS upload file

	// save uploaded file to a defined location on the server
	private Response saveFile(InputStream uploadedInputStream, String fileName,
			String name, String description, String albumId, String userId) {
		try {
			File tempFile = File.createTempFile("doc-" + userId + "-"
					+ albumId, ".tmp");
			// tempFile.createNewFile();
			tempFile.deleteOnExit();
			File thumbFile = File.createTempFile("doc-" + userId + "-"
					+ albumId + "thumb", ".tmp");
			thumbFile.deleteOnExit();
			try (OutputStream outpuStream = new FileOutputStream(tempFile)) {
				IOUtils.copy(uploadedInputStream, outpuStream);
			}

			BufferedImage thumbnail = Scalr.resize(ImageIO.read(tempFile),
					Scalr.Method.QUALITY, Scalr.Mode.AUTOMATIC, 100, 100,
					Scalr.OP_ANTIALIAS);
			ImageIO.write(thumbnail, "jpeg", thumbFile);
			TransferManager tx = new TransferManager(
					new PropertiesCredentials(
							Photo.class
									.getResourceAsStream("/com/api/AwsCredentials.properties")));

			AmazonS3 s3Conn = new AmazonS3Client(
					new PropertiesCredentials(
							Photo.class
									.getResourceAsStream("/com/api/AwsCredentials.properties")));
			String key = albumId + "/" + fileName;
			String thumbKey = albumId + "/thumb-" + fileName;
			java.util.List<Bucket> buckets = s3Conn.listBuckets();
			if (!buckets.contains("doc-photo")) {
				CreateBucketRequest createBucket = new CreateBucketRequest(
						"doc-photo")
						.withCannedAcl(CannedAccessControlList.PublicRead);
				s3Conn.createBucket(createBucket);
			}
			// PutObjectResult resFull=s3Conn.putObject("doc-" +
			// /*userId123+ "-" + albumId, key, tempFile);
			Upload photoUpload = tx.upload(new PutObjectRequest(
					"doc-photo", key, tempFile)
					.withCannedAcl(CannedAccessControlList.PublicRead));
			Upload thumbUpload = tx.upload(new PutObjectRequest(
					"doc-photo", thumbKey, thumbFile)
					.withCannedAcl(CannedAccessControlList.PublicRead));

			// TODO:return asynchronous message of transferred bytes.
			while (photoUpload.isDone() == false) {
				// used transferred for showing % uploaded content
				Long transfered = photoUpload.getProgress()
						.getBytesTransfered();
			}
			while (thumbUpload.isDone() == false) {
				Long transfered = thumbUpload.getProgress()
						.getBytesTransfered();
			}

			tx.shutdownNow();
			if (!photoUpload.isDone() || !thumbUpload.isDone()) {
				return Response
						.status(Status.INTERNAL_SERVER_ERROR)
						.entity("{\"photo\" : \""
								+ name
								+ "\" , \"status\" : \"not uploaded\",\"error\" : {"
								+ utils.createErrorResponse(
										Status.INTERNAL_SERVER_ERROR,
										"Oops it seems an error occured while uploading your photo, please try again.")
								+ " }}").cacheControl(utils.cacheControl())
						.build();
			}

			return uploadToDatabase(albumId, name, description,
					"http://s3.amazonaws.com/doc-photo/" + key,
					"http://s3.amazonaws.com/doc-photo/" + thumbKey,
					userId);

		} catch (Exception e) {
			log.error(e.getMessage());
			e.printStackTrace();
			return Response
					.status(Status.INTERNAL_SERVER_ERROR)
					.entity("{\"photo\" : \""
							+ name
							+ "\" , \"status\" : \"not uploaded\",\"error\" : {"
							+ utils.createErrorResponse(
									Status.INTERNAL_SERVER_ERROR,
									"Oops it seems an error occured while uploading your photo, please try again.")
							+ " }}").cacheControl(utils.cacheControl()).build();
		} finally {
			if (uploadedInputStream != null) {
				try {
					uploadedInputStream.close();
				} catch (IOException e) {
					log.error(e.getMessage());
					e.printStackTrace();
				}
			}
		}

	}