protected void appendCyclicObject(StringBuffer buffer, String fieldName, Object value) {
       ObjectUtils.identityToString(buffer, value);
    }
<p>Append to the <code>toString</code> an <code>Object</code>
value that has been detected to participate in a cycle. This
implementation will print the standard string value of the value.</p>

@param buffer  the <code>StringBuffer</code> to populate
@param fieldName  the field name, typically not used as already appended
@param value  the value to add to the <code>toString</code>,
 not <code>null</code>

@since 2.2
android/android_framework/base/src/main/java/lang3/builder/ToStringStyle.java