[TypeConverter] WebApplication, Formatter 적용

• WebApplication에 적용해보자.

1. Formmater 등록

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• addFormatters()를 사용하면됨.

@Configuration
public class WebConfig implements WebMvcConfigurer {

    @Override
    public void addFormatters(FormatterRegistry registry) {

        //Sting<->Integer는 아래forammter에서 지원. converter가 우선순위 높음.
        //registry.addConverter(new StringToIntegerConverter());
        registry.addConverter(new StringToIpPortConverter());

        //registry.addConverter(new IntegerToStringConverter());
        registry.addConverter(new IpPortToStringConverter());

        //추가가
       registry.addFormatter(new MyNumberFormatter());
    }
}

 

2. 결과

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• 숫자 -> 문자

• 문자 -> 숫자
  • http://localhost:8080/hello-v2?data=10,000

2021-10-02 14:10:53.143  INFO 31896 --- [nio-8080-exec-3] h.t.formatter.MyNumberFormatter
: text=10,000, locale=ko
data = 10000

 

3. GitHub : 211002 Formatter, WebApplication

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GitHub - bsh6463/TypeConverter