}

    public static String join(final Object input) {
        String[] values = null;
        if (input instanceof String[]) {
            values = (String[]) input;
        } else if (input instanceof List) {
            values = ((List<?>) input).stream().filter(Objects::nonNull).map(Object::toString).toArray(n -> new String[n]);
        } else if (input instanceof String) {

        BsCrawlingInfoCB cb = this;
        cb.query().docMeta().setId_Equal(id);
        return (CrawlingInfoCB) this;
    }

    @Override
    public void acceptPrimaryKeyMap(Map<String, ? extends Object> primaryKeyMap) {
        acceptPK((String) primaryKeyMap.get("_id"));
    }

    // ===================================================================================

        BsGroupCB cb = this;
        cb.query().docMeta().setId_Equal(id);
        return (GroupCB) this;
    }

    @Override
    public void acceptPrimaryKeyMap(Map<String, ? extends Object> primaryKeyMap) {
        acceptPK((String) primaryKeyMap.get("_id"));
    }

    // ===================================================================================

  <function>
    <description>Concatenate strings.</description>
    <name>join</name>
    <function-class>org.codelibs.fess.taglib.FessFunctions</function-class>
    <function-signature>java.lang.String join(java.lang.Object)</function-signature>
    <example>${fe:join(values)}</example>
  </function>

  <function>
    <description>
      Returns a string resulting from replacing in an input string all occurrences

 * <p>
 * 次のように使います．
 * </p>
 *
 * <pre>
 * import static org.codelibs.core.collection.MultiIterator.*;
 *
 * List&lt;String&gt; list = ...;
 * Set&lt;String&gt; set = ...;
 * Map&lt;String, Object&gt; map = ...;
 * for (String element : iterable(list, set, map.keySet())) {
 *     ...
 * }
 * </pre>
 *
 * @author koichik
 * @param <E>
 *            要素の型
 */

        BsFailureUrlCB cb = this;
        cb.query().docMeta().setId_Equal(id);
        return (FailureUrlCB) this;
    }

    @Override
    public void acceptPrimaryKeyMap(Map<String, ? extends Object> primaryKeyMap) {
        acceptPK((String) primaryKeyMap.get("_id"));
    }

    // ===================================================================================

        BsLabelTypeCB cb = this;
        cb.query().docMeta().setId_Equal(id);
        return (LabelTypeCB) this;
    }

    @Override
    public void acceptPrimaryKeyMap(Map<String, ? extends Object> primaryKeyMap) {
        acceptPK((String) primaryKeyMap.get("_id"));
    }

    // ===================================================================================

        BsThumbnailQueueCB cb = this;
        cb.query().docMeta().setId_Equal(id);
        return (ThumbnailQueueCB) this;
    }

    @Override
    public void acceptPrimaryKeyMap(Map<String, ? extends Object> primaryKeyMap) {
        acceptPK((String) primaryKeyMap.get("_id"));
    }

    // ===================================================================================

        BsDataConfigCB cb = this;
        cb.query().docMeta().setId_Equal(id);
        return (DataConfigCB) this;
    }

    @Override
    public void acceptPrimaryKeyMap(Map<String, ? extends Object> primaryKeyMap) {
        acceptPK((String) primaryKeyMap.get("_id"));
    }

    // ===================================================================================

            } else if (scheduledJob.isLoggingEnabled() && logger.isInfoEnabled()) {
                logger.info("Starting Job {}.", id);
            }

            final Object ret = jobExecutor.execute(Constants.DEFAULT_SCRIPT, script);
            if (ret == null) {
                if (scheduledJob.isLoggingEnabled() && logger.isInfoEnabled()) {
                    logger.info("Finished Job {}.", id);