code: @Override
      public void initialize() {
          this.fileAlterationObserver = new FileAlterationObserver(directory, fileFilter);
          this.fileAlterationObserver.addListener(this);
          try {
              this.fileAlterationObserver.initialize();
          } catch (Exception e) {
          }
      }
docs: /* (non-Javadoc)
  @see org.opoo.press.monitor.Observer#initialize()