code: public void setAttributeFieldInfos(JmxAttributeFieldInfo[] attributeFieldInfos) {
  		if (this.attributeFieldInfos == null) {
  			this.attributeFieldInfos = arrayToList(attributeFieldInfos);
  		} else {
  			for (JmxAttributeFieldInfo attributeFieldInfo : attributeFieldInfos) {
  				this.attributeFieldInfos.add(attributeFieldInfo);
  			}
  		}
  	}
docs: Optional setting which defines the fields to be exposed as attribute via JMX. If you just need to list the field
  names then you should use {@link #setAttributeFieldNames(String)}.