/*
* 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.db;
import org.ethereum.core.Block;
import org.ethereum.core.BlockHeader;
import org.ethereum.crypto.HashUtil;
import java.math.BigInteger;
import java.util.List;
/**
* @author Roman Mandeleil
* @since 10.02.2015
*/
public class BlockStoreDummy implements BlockStore {
@Override
public byte[] getBlockHashByNumber(long blockNumber) {
byte[] data = String.valueOf(blockNumber).getBytes();
return HashUtil.sha3(data);
}
@Override
public byte[] getBlockHashByNumber(long blockNumber, byte[] branchBlockHash) {
return getBlockHashByNumber(blockNumber);
}
@Override
public Block getChainBlockByNumber(long blockNumber) {
return null;
}
@Override
public Block getBlockByHash(byte[] hash) {
return null;
}
@Override
public boolean isBlockExist(byte[] hash) {
return false;
}
@Override
public List<byte[]> getListHashesEndWith(byte[] hash, long qty) {
return null;
}
@Override
public List<BlockHeader> getListHeadersEndWith(byte[] hash, long qty) {
return null;
}
@Override
public List<Block> getListBlocksEndWith(byte[] hash, long qty) {
return null;
}
@Override
public void saveBlock(Block block, BigInteger cummDifficulty, boolean mainChain) {
}
@Override
public BigInteger getTotalDifficulty() {
return null;
}
@Override
public Block getBestBlock() {
return null;
}
@Override
public void flush() {
}
@Override
public void load() {
}
@Override
public long getMaxNumber() {
return 0;
}
@Override
public void reBranch(Block forkBlock) {
}
@Override
public BigInteger getTotalDifficultyForHash(byte[] hash) {
return null;
}
@Override
public void close() {}
}