code: public static String extractParameter(String name, Map parameters) {
  		Object value = parameters.get(name);
  		return (value != null) ? xssEscape(value.toString()) : "";
  	}
docs: <p>extractParameter.</p>
  
  @param name a {@link java.lang.String} object.
  @param parameters a {@link java.util.Map} object.
  @return a {@link java.lang.String} object.