<sly data-sly-use.component="com.rheck.aem.models.MyComponent">
    <ul>
        <sly data-sly-list="${component.listItems}">
            <li data-sly-test="${item.link}">
                <a href="${item.link @ extension='html'}">
                    <span>${item.label}</span>
                </a>
            </li>
        </sly>
    </ul>
</sly>