code: public boolean registerType(Class<?> type) {
  		if (!configuration.isRegisteredType(type) && ConverterConfiguration.isEligibleType(type)) {
  			return configuration.registerType(type);
  		}
  		return false;
  	}
docs: Registers new type to be used with this converter instance.
  @param type {@link Class} type to register
  @return <code>true</code> if type was registed, else <code>false</code> (in case type was registered already or
  type is not eligible for registering ie. missing required annotations)