appendJson("user", entity.getUser(), buf).append(',');
                    appendJson("search-word", entity.getSearchWord(), buf).append(',');
                    appendJson("hit-count", entity.getHitCount(), buf).append(',');
                    appendJson("query-page-size", entity.getQueryPageSize(), buf).append(',');

        assertFalse(isNotNull.apply(null));
    }

    public void test_apply_boolean() {
        BooleanFunction<Boolean> identity = b -> b != null && b;

        assertTrue(identity.apply(true));
        assertFalse(identity.apply(false));
        assertFalse(identity.apply(null));
    }

    public void test_lambda_expression() {

        return getEntity(form, username, currentTime).map(entity -> {
            entity.setUpdatedBy(username);
            entity.setUpdatedTime(currentTime);
            copyBeanToBean(form, entity, op -> op.exclude(Constants.COMMON_CONVERSION_RULE));
            return entity;
        });
    }

        return getEntity(form, username, currentTime).map(entity -> {
            entity.setUpdatedBy(username);
            entity.setUpdatedTime(currentTime);
            copyBeanToBean(form, entity, op -> op.exclude(Constants.COMMON_CONVERSION_RULE));
            return entity;
        });
    }

    /**
     * Creates an EditBody from a KuromojiItem entity for API responses.
     *
     * @param entity the KuromojiItem entity to convert
     * @param dictId the dictionary ID
     * @return the converted EditBody object
     */
    protected EditBody createEditBody(final KuromojiItem entity, final String dictId) {
        final EditBody body = new EditBody();
        body.id = entity.getId();
        body.dictId = dictId;

    /**
     * Creates an EditBody from a RelatedQuery entity for API responses.
     *
     * @param entity the RelatedQuery entity to convert
     * @return EditBody containing the entity data formatted for editing
     */
    protected EditBody createEditBody(final RelatedQuery entity) {
        final EditBody body = new EditBody();
        copyBeanToBean(entity, body, copyOp -> {
            copyOp.excludeNull();

    }

    /**
     * Creates an EditBody from a User entity.
     *
     * @param entity the user entity to convert
     * @return the converted EditBody
     */
    protected EditBody createEditBody(final User entity) {
        final EditBody body = new EditBody();
        copyBeanToBean(entity, body, copyOp -> {
            copyOp.excludeNull();
        });
        body.password = null;

     * Create an EditBody DTO from a ProtwordsItem entity.
     *
     * @param entity source entity with protected words data
     * @param dictId identifier of the dictionary
     * @return populated EditBody for API responses
     */
    protected EditBody createEditBody(final ProtwordsItem entity, final String dictId) {
        final EditBody body = new EditBody();
        body.id = entity.getId();
        body.dictId = dictId;

    @Override
    public void acceptPrimaryKeyMap(Entity entity, Map<String, ? extends Object> primaryKeyMap) {
    }

    @Override
    public void acceptAllColumnMap(Entity entity, Map<String, ? extends Object> allColumnMap) {
    }

    @Override
    public Map<String, Object> extractPrimaryKeyMap(Entity entity) {
        return null;
    }

    @Override

            }
        }).map(entity -> {
            entity.setErrorCount(entity.getErrorCount() + 1);
            return entity;
        }).orElseGet(() -> {
            final FailureUrl entity = new FailureUrl();
            entity.setErrorCount(1);
            entity.setUrl(url);
            if (crawlingConfig != null) {
                entity.setConfigId(crawlingConfig.getConfigId());
            }