Blockchain in action for a tutorial on toutsurlebitcoin.fr

Main.java

package fr.toutsurlebitcoin.myblockchain;

public class Main {

  public static void main(String[] args) {
    Blockchain blockchain = new Blockchain(4);
    blockchain.addBlock(blockchain.newBlock("Tout sur le Bitcoin"));
    blockchain.addBlock(blockchain.newBlock("Sylvain Saurel"));
    blockchain.addBlock(blockchain.newBlock("https://www.toutsurlebitcoin.fr"));

    System.out.println("Blockchain valid ? " + blockchain.isBlockChainValid());
    System.out.println(blockchain);

    // add an invalid block to corrupt Blockchain
    blockchain.addBlock(new Block(15, System.currentTimeMillis(), "aaaabbb", "Block invalid"));

    System.out.println("Blockchain valid ? " + blockchain.isBlockChainValid());
  }
	
}