Coverage Summary for Class: BlockHeaderValidatorImpl (co.rsk.core.bc)

Class Class, % Method, % Line, %
BlockHeaderValidatorImpl 0% (0/1) 0% (0/2) 0% (0/6)


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.core.bc; 20  21 import co.rsk.validators.BlockHeaderValidationRule; 22 import co.rsk.validators.BlockValidator; 23 import org.ethereum.core.Block; 24 import org.ethereum.core.BlockHeader; 25  26 import javax.annotation.Nonnull; 27  28 /** 29  * Validates a block header if it is good enough to be propagated. 30  * 31  * The validation includes: 32  * - validation of the header data of the block 33  */ 34 public class BlockHeaderValidatorImpl implements BlockValidator { 35  36  private final BlockHeaderValidationRule blockHeaderValidator; 37  38  public BlockHeaderValidatorImpl(@Nonnull BlockHeaderValidationRule blockHeaderValidator) { 39  this.blockHeaderValidator = blockHeaderValidator; 40  } 41  42  /** 43  * Checks if a block header is valid. 44  * 45  * @param block Block to validate 46  * @return true if the block is valid, otherwise - false. 47  */ 48  @Override 49  public boolean isValid(@Nonnull Block block) { 50  if (block.isGenesis()) { 51  return false; 52  } 53  54  BlockHeader header = block.getHeader(); 55  return blockHeaderValidator.isValid(header); 56  } 57 }