switch (form.crudMode) {
        case CrudMode.CREATE:
            return OptionalEntity.of(new DuplicateHost()).map(entity -> {
                entity.setCreatedBy(username);
                entity.setCreatedTime(currentTime);
                return entity;
            });
        case CrudMode.EDIT:
            if (form instanceof EditForm) {

        switch (form.crudMode) {
        case CrudMode.CREATE:
            return OptionalEntity.of(new KeyMatch()).map(entity -> {
                entity.setCreatedBy(username);
                entity.setCreatedTime(currentTime);
                return entity;
            });
        case CrudMode.EDIT:
            if (form instanceof EditForm) {

                    } else if (badWord == null) {
                        badWord = new BadWord();
                        badWord.setSuggestWord(targetWord);
                        badWord.setCreatedBy(Constants.SYSTEM_USER);
                        badWord.setCreatedTime(now);
                        badWordBhv.insert(badWord);
                    } else {

    //                                       ---------------
    protected final Map<String, PropertyGateway> _epgMap = newHashMap();
    {
        setupEpg(_epgMap, et -> ((BadWord) et).getCreatedBy(), (et, vl) -> ((BadWord) et).setCreatedBy(DfTypeUtil.toString(vl)),
                "createdBy");
        setupEpg(_epgMap, et -> ((BadWord) et).getCreatedTime(), (et, vl) -> ((BadWord) et).setCreatedTime(DfTypeUtil.toLong(vl)),
                "createdTime");

                (et, vl) -> ((WebAuthentication) et).setAuthRealm(DfTypeUtil.toString(vl)), "authRealm");
        setupEpg(_epgMap, et -> ((WebAuthentication) et).getCreatedBy(),
                (et, vl) -> ((WebAuthentication) et).setCreatedBy(DfTypeUtil.toString(vl)), "createdBy");
        setupEpg(_epgMap, et -> ((WebAuthentication) et).getCreatedTime(),
                (et, vl) -> ((WebAuthentication) et).setCreatedTime(DfTypeUtil.toLong(vl)), "createdTime");

        this.configParameter = value;
    }

    public String getCreatedBy() {
        checkSpecifiedProperty("createdBy");
        return convertEmptyToNull(createdBy);
    }

    public void setCreatedBy(String value) {
        registerModifiedProperty("createdBy");
        this.createdBy = value;
    }

    public Long getCreatedTime() {
        checkSpecifiedProperty("createdTime");

            final RESULT result = entityType.newInstance();
            result.setAvailable(DfTypeUtil.toBoolean(source.get("available")));
            result.setBoost(DfTypeUtil.toFloat(source.get("boost")));
            result.setCreatedBy(DfTypeUtil.toString(source.get("createdBy")));
            result.setCreatedTime(DfTypeUtil.toLong(source.get("createdTime")));
            result.setDescription(DfTypeUtil.toString(source.get("description")));

    protected <RESULT extends LabelType> RESULT createEntity(Map<String, Object> source, Class<? extends RESULT> entityType) {
        try {
            final RESULT result = entityType.newInstance();
            result.setCreatedBy(DfTypeUtil.toString(source.get("createdBy")));
            result.setCreatedTime(DfTypeUtil.toLong(source.get("createdTime")));
            result.setExcludedPaths(DfTypeUtil.toString(source.get("excludedPaths")));

        try {
            final RESULT result = entityType.newInstance();
            result.setBoostExpr(DfTypeUtil.toString(source.get("boostExpr")));
            result.setCreatedBy(DfTypeUtil.toString(source.get("createdBy")));
            result.setCreatedTime(DfTypeUtil.toLong(source.get("createdTime")));
            result.setSortOrder(DfTypeUtil.toInteger(source.get("sortOrder")));

        try {
            final RESULT result = entityType.newInstance();
            result.setContent(DfTypeUtil.toString(source.get("content")));
            result.setCreatedBy(DfTypeUtil.toString(source.get("createdBy")));
            result.setCreatedTime(DfTypeUtil.toLong(source.get("createdTime")));
            result.setSortOrder(DfTypeUtil.toInteger(source.get("sortOrder")));