[Java] ToStringBuilder 사용법 > 질문답변

<dependency>
  <groupId>org.apache.commons</groupId>
  <artifactId>commons-lang3</artifactId>
  <version>3.4</version>
</dependency>



// Duck.class
@Override
public String toString() {
  return ToStringBuilder.reflectionToString(this, ToStringStyle.JSON_STYLE);
}