@ConfigurationProperties(

        prefix = "hello.properties"

)

public class MyProperties {


    private String myKey;

    private List<String> stringList;

    private Duration duration;


    public String getMyKey() {

        return myKey;

    }


    public void setMyKey(String myKey) {

        this.myKey = myKey;

    }


    public List<String> getStringList() {

        return stringList;

    }


    public void setStringList(List<String> stringList) {

        this.stringList = stringList;

    }


    public Duration getDuration() {

        return duration;

    }


    public void setDuration(Duration duration) {

        this.duration = duration;

    }


    @Override

    public String toString() {

        return "MyProperties{" +

                "myKey=‘" + myKey + ‘\‘‘ +

                ", stringList=" + stringList +

                ", duration=" + duration +

                ‘}‘;

    }

}