JacksonExampleEnum.java

import com.fasterxml.jackson.annotation.JsonFormat;

@JsonFormat(shape = JsonFormat.Shape.OBJECT)
public enum JacksonExampleEnum {
    OPTION_1("0", "0"), OPTION_2("1", "1");

    private String a;
    private String b;

    JacksonTestEnum(String a, String b) {
        this.a = a;
        this.b = b;
    }

    public String getA() {
        return a;
    }

    public String getB() {
        return b;
    }
}