public void appendEnd(StringBuffer buffer, Object object) {
        if (this.fieldSeparatorAtEnd == false) {
            removeLastFieldSeparator(buffer);
        }
        appendContentEnd(buffer);
        unregister(object);
    }
<p>Append to the <code>toString</code> the end 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