Coverage Summary for Class: RLPList (org.ethereum.util)
Class |
Class, %
|
Method, %
|
Line, %
|
RLPList |
100%
(1/1)
|
100%
(4/4)
|
100%
(13/13)
|
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 java.util.Arrays;
23 import java.util.List;
24
25 /**
26 * @author Roman Mandeleil
27 * @since 21.04.14
28 */
29 public class RLPList extends RLPItem implements RLPElement {
30 private List<RLPElement> elements;
31 private final int offset;
32
33 public RLPList(byte[] rlpData, int offset) {
34 super(rlpData);
35 this.offset = offset;
36 }
37
38 public int size() {
39 this.checkElements();
40
41 return this.elements.size();
42 }
43
44 public RLPElement get(int n) {
45 this.checkElements();
46
47 return this.elements.get(n);
48 }
49
50 private void checkElements() {
51 if (this.elements != null) {
52 return;
53 }
54
55 byte[] bytes = this.getRLPData();
56 byte[] content = Arrays.copyOfRange(bytes, offset, bytes.length);
57
58 this.elements = RLP.decode2(content);
59 }
60 }