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Java implementation of the Ethereum protocol adapted to use for Hedera Smart Contract Service
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/*
* Copyright (c) [2016] [ ]
* 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 .
*/
package org.ethereum.mine;
import com.google.common.util.concurrent.ListenableFuture;
import org.ethereum.core.Block;
import org.ethereum.core.BlockHeader;
import java.util.Collection;
/**
* 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 mine(Block block);
/**
* Validates the Proof of Work for the block
*/
boolean validate(BlockHeader blockHeader);
/**
* Passes {@link MinerListener}'s to miner
*/
void setListeners(Collection listeners);
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;
}
}
}