public void appendStart(StringBuffer buffer, Object object) {
        if (object != null) {
            appendClassName(buffer, object);
            appendIdentityHashCode(buffer, object);
            appendContentStart(buffer);
            if (fieldSeparatorAtStart) {
                appendFieldSeparator(buffer);
            }
        }
    }
<p>Append to the <code>toString</code> the start of data indicator.</p>

@param buffer  the <code>StringBuffer</code> to populate
@param object  the <code>Object</code> to build a <code>toString</code> for
android/android_framework/base/src/main/java/lang3/builder/ToStringStyle.java