Return a string that uniquely identifies a Java object reference, in the
	 * form "classname@id", where 'classname' is the simple or package qualified
	 * name of the object's class, and 'id' is the hash code.
Return a string that uniquely identifies a Java object reference, in the
	 * form "classname@id", where 'classname' is the simple or package qualified
	 * name of the object's class, and 'id' is the hash code. | LoggingUtils.java