EventLogTranslator.java

public class BaseTranslator {

    public static class EventLogTranslator extends EventLog implements EventTranslator<EventLog>
    {
        @Override
        public void translateTo(EventLog eventLog, long sequence) {
            eventLog.setVersion(this.getVersion());
            eventLog.setEventType(this.getEventType());
            eventLog.setValue(this.getValue());
        }
    }
}

public class BaseEvent {

    private String version;

    private String eventType;

    /**
     * event log json string.
     */
    private String value;

    public String getVersion() {
        return version;
    }

    public void setVersion(String version) {
        this.version = version;
    }

    public String getEventType() {
        return eventType;
    }

    public void setEventType(String eventType) {
        this.eventType = eventType;
    }

    public String getValue() {
        return value;
    }

    public void setValue(String value) {
        this.value = value;
    }
}

public class EventLog extends BaseEvent {

    public final static EventFactory<EventLog> FACTORY = EventLog::new;
}

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