code: @Cmd
  	public String prompt(final String configKey, final String message) {
  		System.out.print(resolveProperty(message) + " "); //NOSONAR
  		BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
  		try {
  			String value = StringUtils.trim(in.readLine());
  			config.put(configKey, value);
  			return value;
  			// Stream nicht schliessen
  		} catch (IOException ex) {
  			throw new IllegalStateException(ex);
  		}
  	}
docs: Prompts for closure-line input. the input is stored in the configuration under the specified
  key.
  
  @param configKey
  the key for storing the input in the configuration
  @param message
  the prompt message
  @return the input