Coverage Summary for Class: RLPElement (org.ethereum.util)
1 /*
2 * This file is part of RskJ
3 * Copyright (C) 2017 RSK Labs Ltd.
4 * (derived from ethereumJ library, Copyright (c) 2016 <ether.camp>)
5 *
6 * This program is free software: you can redistribute it and/or modify
7 * it under the terms of the GNU Lesser General Public License as published by
8 * the Free Software Foundation, either version 3 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public License
17 * along with this program. If not, see <http://www.gnu.org/licenses/>.
18 */
19
20 package org.ethereum.util;
21
22 import javax.annotation.Nullable;
23
24 /**
25 * Wrapper class for decoded elements from an RLP encoded byte array.
26 *
27 * @author Roman Mandeleil
28 * @since 01.04.2014
29 */
30 public interface RLPElement {
31
32 /**
33 * @implNote this function will return null when the RLP data is an empty byte array.
34 * It's recommended to use {@link RLPElement#getRLPRawData()} and handle this distinction in the calling code
35 * because RLP can't know if you intended to encode a null or an empty byte array.
36 */
37 @Nullable
38 byte[] getRLPData();
39
40 byte[] getRLPRawData();
41 }