@Override
public BigInteger getTotalDifficulty() {
long maxNumber = getMaxNumber();
List<BlockInfo> blockInfos = index.get((int) maxNumber);
for (BlockInfo blockInfo : blockInfos) {
if (blockInfo.isMainChain()) {
return blockInfo.getCummDifficulty();
}
}
while (true) {
--maxNumber;
List<BlockInfo> infos = getBlockInfoForLevel(maxNumber);
for (BlockInfo blockInfo : infos) {
if (blockInfo.isMainChain()) {
return blockInfo.getCummDifficulty();
}
}
}
}
