protected void appendClassName(StringBuffer buffer, Object object) {
        if (useClassName && object != null) {
            register(object);
            if (useShortClassName) {
                buffer.append(getShortClassName(object.getClass()));
            } else {
                buffer.append(object.getClass().getName());
            }
        }
    }
<p>Append to the <code>toString</code> the class name.</p>

@param buffer  the <code>StringBuffer</code> to populate
@param object  the <code>Object</code> whose name to output
android/android_framework/base/src/main/java/lang3/builder/ToStringStyle.java