Coverage Summary for Class: BlockCompositeRule (co.rsk.validators)
Class |
Class, %
|
Method, %
|
Line, %
|
BlockCompositeRule |
100%
(1/1)
|
100%
(3/3)
|
88.9%
(16/18)
|
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.validators;
20
21 import com.google.common.annotations.VisibleForTesting;
22 import org.ethereum.core.Block;
23 import org.slf4j.Logger;
24 import org.slf4j.LoggerFactory;
25
26 import java.util.ArrayList;
27 import java.util.List;
28
29 /**
30 * A rule which gathers an arbitrary amount of rules for validation of blocks.
31 * This a lower-level validator which is intended to be used in specific cases and in tests,
32 * but usage of higher-level validators like SyncBlockValidationRule or BlockValidationRule
33 * should be preferred.
34 */
35 @VisibleForTesting
36 public class BlockCompositeRule implements BlockValidationRule {
37
38 private static final Logger logger = LoggerFactory.getLogger("blockvalidator");
39
40 private List<BlockValidationRule> rules;
41
42 public BlockCompositeRule(BlockValidationRule... rules) {
43 this.rules = new ArrayList<>();
44 if(rules != null) {
45 for (BlockValidationRule rule : rules) {
46 if(rule != null) {
47 this.rules.add(rule);
48 }
49 }
50 }
51 }
52 @Override
53 public boolean isValid(Block block) {
54 String shortHash = block.getPrintableHash();
55 long number = block.getNumber();
56 logger.debug("Validating block {} {}", shortHash, number);
57 for(BlockValidationRule rule : this.rules) {
58 logger.debug("Validation rule {}", rule.getClass().getSimpleName());
59
60 if(!rule.isValid(block)) {
61 logger.warn("Error Validating block {} {}", shortHash, number);
62 return false;
63 }
64 }
65 return true;
66 }
67 }