Coverage Summary for Class: TrieStore (co.rsk.trie)
1 /*
2 * This file is part of RskJ
3 * Copyright (C) 2017 RSK Labs Ltd.
4 *
5 * This program is free software: you can redistribute it and/or modify
6 * it under the terms of the GNU Lesser General Public License as published by
7 * the Free Software Foundation, either version 3 of the License, or
8 * (at your option) any later version.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU Lesser General Public License for more details.
14 *
15 * You should have received a copy of the GNU Lesser General Public License
16 * along with this program. If not, see <http://www.gnu.org/licenses/>.
17 */
18
19 package co.rsk.trie;
20
21 import java.util.Optional;
22
23 public interface TrieStore {
24 void save(Trie trie);
25
26 void flush();
27
28 /**
29 * @param hash the root of the {@link Trie} to retrieve
30 * @return an optional containing the {@link Trie} with <code>rootHash</code> if found
31 */
32 Optional<Trie> retrieve(byte[] hash);
33
34 byte[] retrieveValue(byte[] hash);
35
36 void dispose();
37 }