+ protected void invalidateInfo() {
+ invalidateInfo(null);
+ }
+
+ /**
+ * Invalidate the {@link Story} cache (when the content should be re-read
+ * because it was changed).
+ *
+ * @param luid
+ * the luid of the {@link Story} to clear from the cache, or NULL
+ * for all stories
+ */
+ protected abstract void invalidateInfo(String luid);