Serialize/Deserialize values into an enum

gistfile1.txt

import com.fasterxml.jackson.annotation.JsonCreator;
import com.fasterxml.jackson.annotation.JsonValue;

import java.util.HashMap;
import java.util.Map;

public enum DeviceScheduleFormat {

    WEEKDAY("weekday"),
    EVEN_ODD("even-odd"),
    INTERVAL("interval");

    private final String statusCode;

    DeviceScheduleFormat(final String statusCode) {
        this.statusCode = statusCode;
        Holder.MAP.put(statusCode, this);
    }

    //For deserialization
    @JsonCreator
    public static DeviceScheduleFormat fromValue(final String value) {
        return Holder.MAP.get(value);
    }

    //For serialization
    @JsonValue
    public String toValue() {
        return this.statusCode;
    }

    @SuppressWarnings({"squid:S1118", "squid:S3008"})
    private static class Holder {
        static Map<String, DeviceScheduleFormat> MAP = new HashMap<>();
    }

}