public static HelpForm getInstance() {
        if (helpForm == null) {
            helpForm = new HelpForm();
        }
        return helpForm;
    }
<pre>
HelpForm
</pre>

@author <a href="https://github.com/rememberber">RememBerBer</a>
@since 2019/5/6.
src/main/java/com/fangxuele/tool/push/ui/form/HelpForm.java