* The persisted information would then be used during recovery to properly
* reconstruct the state of the in-memory replicated log
*
- * @param the index of the first log entry to remove
+ * @param index the index of the first log entry to remove
*/
void removeFromAndPersist(long index);
/**
*
- * @return
+ * @return the number of entries in the journal
*/
long size();