code: @Override
      public String resolve(MessageResolver messageResolver) {
          MessageResolver.assertThatIsNotNull(messageResolver);
  
          return messageResolver.resolve(this.code, this.arguments);
      }
docs: /*
  (non-Javadoc)
  @see es.sandbox.ui.messages.resolver.Resolvable#resolve(es.sandbox.ui.messages.resolver.MessageResolver)