drive uploader java code

gistfile1.java

@Service
public class GoogleDriveResumeUploader implements ResumeUploader {

  /** Global Drive API client. */
  private Drive drive;

  @Resource
  private Environment environment;
  
  private static final Logger LOGGER = LoggerFactory.getLogger(GoogleDriveResumeUploader.class);

  @Autowired
  public void setDrive(Drive drive) {
    this.drive = drive;
  }

  @Async
  public void uploadResume(UploadData data, byte[] uploadFile) throws GeneralSecurityException, IOException {

    LOGGER.info("Uploading file type {} of size {} to Drive",data.getContentType(),uploadFile.length);
    File file = new File();

    List<ParentReference> referneces = new ArrayList<ParentReference>();
    referneces.add(buildParentReference(data.getApplication().getRole()));

    file.setTitle(data.getFileName());
    file.setParents(referneces);
    file.setCopyable(true);
    file.setEditable(true);
    file.setWritersCanShare(true);
    file.setTitle(data.getFileName());

    ByteArrayInputStream inputBytes = new ByteArrayInputStream(uploadFile);

    InputStreamContent fileUpload = new InputStreamContent(data.getContentType(), new BufferedInputStream(inputBytes));
    fileUpload.setLength(uploadFile.length);

    Drive.Files.Insert request = drive.files().insert(file, fileUpload);
    request.getMediaHttpUploader().setProgressListener(getProgressListener());
    request.execute();
  }

  private ParentReference buildParentReference(String role) {

    ParentReference reference = new ParentReference();
    reference.setId(environment.getProperty(role + ".id"));
    reference.setKind("drive#parentReference");
    reference.setIsRoot(false);

    return reference;

  }

  private MediaHttpUploaderProgressListener getProgressListener() {
    return new MediaHttpUploaderProgressListener() {

      @Override
      public void progressChanged(MediaHttpUploader uploader) throws IOException {
        switch (uploader.getUploadState()) {
          case INITIATION_STARTED:
            System.out.println("Initiation has started!");
            break;
          case INITIATION_COMPLETE:
            System.out.println("Initiation is complete!");
            break;
          case MEDIA_IN_PROGRESS:
            System.out.println(uploader.getProgress());
            break;
          case MEDIA_COMPLETE:
            System.out.println("Upload is complete!");
        }
      }
    };
  }
}