@Override
@Nullable
public EntityId nextIdImpl() {
if (hasNextImpl()) {
explain(getType());
final Cursor cursor = getCursor();
final long localId = LongBinding.compressedEntryToLong(cursor.getKey());
final EntityId result = new PersistentEntityId(entityTypeId, localId);
checkHasNext(cursor.getNext());
return result;
}
return null;
}
@Override
protected long countImpl(@NotNull final PersistentStoreTransaction txn) {
final Cursor cursor = openCursor(txn);
if (cursor == null) {
return 0;
}
try {
final ByteIterable key = LongBinding.longToCompressedEntry(min);
long result = 0;
boolean success = cursor.getSearchKeyRange(key) != null;
while (success) {
if (max > LongBinding.compressedEntryToLong(cursor.getKey())) {
break;
}
result++;
success = cursor.getNextNoDup();
}
return result;
} finally {
cursor.close();
}
}