public void addChange(String name, Enum<?> before, Enum<?> after) {
        String beforeStr = before != null ? before.name() : null;
        String afterStr = after != null ? after.name() : null;
        addChange(name, beforeStr, afterStr);
    }
Adds a single change.
@param name the name
@param before the before state
@param after the after state
manager/api/beans/src/main/java/io/apiman/manager/api/beans/audit/data/EntityUpdatedData.java