final Settings settings) {
        super(indexSettings, name, settings);

        final List<String> tagList = Analysis.parseWordList(environment, settings, "tags", s -> s);
        if (tagList != null) {
            posTags.addAll(tagList);
        }
    }

    @Override
    public TokenStream create(final TokenStream tokenStream) {

        List<SuggestItem> items = null;
        final List<String> tagList = new ArrayList<>();
        for (final String tagFieldName : tagFieldNames) {
            tagList.addAll(Arrays.asList(getFieldValues(document, tagFieldName)));
        }
        final String[] tags = tagList.toArray(new String[tagList.size()]);
        final String[] roles = getFieldValues(document, roleFieldName);

            final List<String> tagList = new ArrayList<>();
            final String key = ComponentUtil.getVirtualHostHelper().getVirtualHostKey();
            if (StringUtil.isNotBlank(key)) {
                tagList.add(key);
            }
            runtime.registerData("popularWords", popularWordHelper.getWordList(SearchRequestType.SEARCH, null,
                    tagList.toArray(new String[tagList.size()]), null, null, null));

// xlistList elements do not exist (targsList and xlistList are nil) or the elements are nil.
// For each partially instantiated generic function operand, the corresponding targsList and
// xlistList elements are the operand's partial type arguments and type expression lists.
func (check *Checker) genericExprList(elist []syntax.Expr) (resList []*operand, targsList [][]Type, xlistList [][]syntax.Expr) {

        final List<String> tagList = new ArrayList<>(item1.getTags().length + item2.getTags().length);
        Collections.addAll(tagList, item1.getTags());
        for (final String tag : item2.getTags()) {
            if (!tagList.contains(tag)) {
                tagList.add(tag);
            }
        }
        mergedItem.tags = tagList.toArray(new String[tagList.size()]);

// xlistList elements do not exist (targsList and xlistList are nil) or the elements are nil.
// For each partially instantiated generic function operand, the corresponding targsList and
// xlistList elements are the operand's partial type arguments and type expression lists.
func (check *Checker) genericExprList(elist []ast.Expr) (resList []*operand, targsList [][]Type, xlistList [][]ast.Expr) {

		// share the same type expression. Only check type if it's a new type.
		if i == 0 || f.Type != prev {
			typ = check.varType(f.Type)
			prev = f.Type
		}
		tag = ""
		if i < len(e.TagList) {
			tag = check.tag(e.TagList[i])
		}
		if f.Name != nil {
			// named field
			add(f.Name, false)
		} else {
			// embedded field
			// spec: "An embedded type must be specified as a type name T or as a

			m = n.Elem
		case *DotsType:
			m = n.Elem
		case *StructType:
			if l := lastField(n.FieldList); l != nil {
				m = l
				continue
			}
			return n.Pos()
			// TODO(gri) need to take TagList into account
		case *Field:
			if n.Type != nil {
				m = n.Type
				continue
			}
			m = n.Name
		case *InterfaceType:
			if l := lastField(n.MethodList); l != nil {
				m = l
				continue

	if tag != nil {
		for i := len(styp.FieldList) - len(styp.TagList); i > 0; i-- {
			styp.TagList = append(styp.TagList, nil)
		}
		styp.TagList = append(styp.TagList, tag)
	}

	f := new(Field)
	f.pos = pos
	f.Name = name
	f.Type = typ
	styp.FieldList = append(styp.FieldList, f)

	if debug && tag != nil && len(styp.FieldList) != len(styp.TagList) {
		panic("inconsistent struct field list")
	}
}

func generateImageTags() []string {
	var tagList []string
	// Generate > MaxNamesPerImageInNodeStatus tags so that the test can verify
	// that kubelet report up to MaxNamesPerImageInNodeStatus tags.
	count := rand.IntnRange(nodestatus.MaxNamesPerImageInNodeStatus+1, maxImageTagsForTest+1)
	for ; count > 0; count-- {
		tagList = append(tagList, "registry.k8s.io:v"+strconv.Itoa(count))
	}
	return tagList
}