Method wrap

PCGen-base/code/src/java/pcgen/base/util/MappedDeque.java:166–170

Wraps the null object, since Deque does not support null values

(Object o)

	 * Wraps the null object, since Deque does not support null values
	 */
	@SuppressWarnings("PMD.CompareObjectsWithEquals")
	private static Object wrap(Object o)
	{
		return (o == null) ? NULL : o;
	}
}