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cyberpirate92/BlockChain.java

Created May 14, 2019 16:00
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BlockChain.java
public void addBlock(Block block) throws NoSuchAlgorithmException {
block.previousBlockHash = chain.size() == 0 ? CryptoHelper.sha256("0") : chain.get(chain.size()-1).getHash();
// before adding a block to the blockchain
// mine block for the magic nonce value
block.mine(difficulty);
chain.add(block);
}
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