try {
                webConfig = webConfigService.getWebConfig(getWebConfigId()).get();
            } catch (final Exception e) {
                logger.warn("Web Config {} does not exist.", getWebConfigId(), e);
            }
        }
        return webConfig;
    }

    @Override
    public String toString() {

            try {
                webConfig = webConfigService.getWebConfig(getWebConfigId()).get();
            } catch (final Exception e) {
                logger.warn("Web Config {} does not exist.", getWebConfigId(), e);
            }
        }
        return webConfig;
    }

    public String getId() {
        return asDocMeta().id();
    }

        return convertEmptyToNull(value);
    }

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

    public String getWebConfigId() {
        checkSpecifiedProperty("webConfigId");
        return convertEmptyToNull(webConfigId);
    }

    public void setWebConfigId(String value) {
        registerModifiedProperty("webConfigId");

        setupEpg(_epgMap, et -> ((RequestHeader) et).getValue(), (et, vl) -> ((RequestHeader) et).setValue(DfTypeUtil.toString(vl)),
                "value");
        setupEpg(_epgMap, et -> ((RequestHeader) et).getWebConfigId(),
                (et, vl) -> ((RequestHeader) et).setWebConfigId(DfTypeUtil.toString(vl)), "webConfigId");
    }

    @Override
    public PropertyGateway findPropertyGateway(final String prop) {

        return convertEmptyToNull(username);
    }

    public void setUsername(String value) {
        registerModifiedProperty("username");
        this.username = value;
    }

    public String getWebConfigId() {
        checkSpecifiedProperty("webConfigId");
        return convertEmptyToNull(webConfigId);
    }

    public void setWebConfigId(String value) {
        registerModifiedProperty("webConfigId");

        setupEpg(_epgMap, et -> ((WebAuthentication) et).getUsername(),
                (et, vl) -> ((WebAuthentication) et).setUsername(DfTypeUtil.toString(vl)), "username");
        setupEpg(_epgMap, et -> ((WebAuthentication) et).getWebConfigId(),
                (et, vl) -> ((WebAuthentication) et).setWebConfigId(DfTypeUtil.toString(vl)), "webConfigId");
    }

    @Override
    public PropertyGateway findPropertyGateway(final String prop) {