@Override
    public void apply(FaceletContext ctx, UIComponent parent) throws IOException, FacesException, ELException {
        if (showTagBody()) {
            this.nextHandler.apply(ctx, parent);
        }
    }
Base TagHandler for Tags that check for authentication.
support/jakarta-ee/src/main/java/org/apache/shiro/ee/faces/tags/AuthenticationTagHandler.java