Coverage Summary for Class: ParentNumberRule (org.ethereum.validator)

Class Class, % Method, % Line, %
ParentNumberRule 0% (0/1) 0% (0/3) 0% (0/6)


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.validator; 21  22 import org.ethereum.core.BlockHeader; 23 import org.slf4j.Logger; 24 import org.slf4j.LoggerFactory; 25  26 /** 27  * Checks if {@link BlockHeader#number} == {@link BlockHeader#number} + 1 of parent's block 28  * 29  * @author Mikhail Kalinin 30  * @since 02.09.2015 31  */ 32 public class ParentNumberRule extends DependentBlockHeaderRule { 33  34  private static final Logger logger = LoggerFactory.getLogger(ParentNumberRule.class); 35  36  @Override 37  public boolean validate(BlockHeader header, BlockHeader parent) { 38  if (header.getNumber() != (parent.getNumber() + 1)) { 39  logger.error(String.format("#%d: block number is not parentBlock number + 1", header.getNumber())); 40  return false; 41  } 42  return true; 43  } 44 }