/*
* Copyright (c) [2016] [ <ether.camp> ]
* This file is part of the ethereumJ library.
*
* The ethereumJ library is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* The ethereumJ library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with the ethereumJ library. If not, see <http://www.gnu.org/licenses/>.
*/
package org.ethereum.mine;
import com.google.common.util.concurrent.ListenableFuture;
import org.ethereum.core.Block;
import org.ethereum.core.BlockHeader;
import static org.ethereum.util.ByteUtil.longToBytes;
/**
* Mine algorithm interface
*
* Created by Anton Nashatyrev on 25.02.2016.
*/
public interface MinerIfc {
/**
* Starts mining the block. On successful mining the Block is update with necessary nonce and hash.
* @return MiningResult Future object. The mining can be canceled via this Future. The Future is complete
* when the block successfully mined.
*/
ListenableFuture<MiningResult> mine(Block block);
/**
* Validates the Proof of Work for the block
*/
boolean validate(BlockHeader blockHeader);
final class MiningResult {
public final long nonce;
public final byte[] digest;
/**
* Mined block
*/
public final Block block;
public MiningResult(long nonce, byte[] digest, Block block) {
this.nonce = nonce;
this.digest = digest;
this.block = block;
}
}
}