组件渲染

class StringInputCustomRenderer implements Function<StringInputContext, List<AttributedString>> {
	@Override
	public List<AttributedString> apply(StringInputContext context) {
		AttributedStringBuilder builder = new AttributedStringBuilder();
		builder.append(context.getName());
		builder.append(" ");
		if (context.getResultValue() != null) {
			builder.append(context.getResultValue());
		}
		else  {
			String input = context.getInput();
			if (StringUtils.hasText(input)) {
				builder.append(input);
			}
			else {
				builder.append("[Default " + context.getDefaultValue() + "]");
			}
		}
		return Arrays.asList(builder.toAttributedString());
	}
}

@ShellMethod(key = "component stringcustom", value = "String input", group = "Components")
public String stringInputCustom(boolean mask) {
	StringInput component = new StringInput(getTerminal(), "Enter value", "myvalue",
			new StringInputCustomRenderer());
	component.setResourceLoader(getResourceLoader());
	component.setTemplateExecutor(getTemplateExecutor());
	if (mask) {
		component.setMaskCharacter('*');
	}
	StringInputContext context = component.run(StringInputContext.empty());
	return "Got value " + context.getResultValue();
}