/** * Returns a JSON string representation of this key which can be turned back * into a Key instance via * {@link Key#fromJson(ErraiEntityManager, String, boolean)}. * * @see #toJsonObject() * @return a JSON-formatted string. Never null. */ public String toJson() { return toJsonObject().toString(); }
ref = new Key<Y, Object>(attrEntityType, idToReference).toJsonObject();
ref = new Key<E, Object>(attrEntityType, idToReference).toJsonObject();