Java 类org.bitcoinj.core.DownloadProgressTracker 实例源码

public DownloadProgressTracker progressBarUpdater () {
    return model.getDownloadProgressTracker();
}

public DownloadProgressTracker progressBarUpdater() {
    return model.getDownloadProgressTracker();
}

public DownloadProgressTracker progressBarUpdater () {
    return model.getDownloadProgressTracker();
}

@Test
public void btcWalletTestWithCheckpoint() throws Exception {
    final byte[] seed = Bitcoin.getEntropyFromPassphrase("sweet field bless symptom play cherry fault curious mechanic cross gift thunder");
    EWDerivation ewDerivation = new EWDerivation(seed);

    final MainNetParams params = MainNetParams.get();
    final String blockpath  = "./spvblockstore"  + System.currentTimeMillis();
    //final File blockChainFile = new File(getDir("blockstore_" + receivingId, Context.MODE_PRIVATE), "blockchain.spvchain");
    //final String pathname = "./spvblockstore" + System.currentTimeMillis();
    //final String pathname = "./spvblockstore1448448596283";

    File blockFile = new File(blockpath);

    BlockStore blockStore = new SPVBlockStore(params, blockFile);
    StoredBlock chainHead = blockStore.getChainHead();
    if(chainHead.getHeight()==0) {  //first run
        CheckpointManager.checkpoint(PARAMS, BitcoinNetwork.getInstance().getCheckPointsStream() , blockStore, EPOCH);
    }
    //final StoredBlock checkpointBefore = manager.getCheckpointBefore(startFrom);
    //blockStore.setChainHead(checkpointBefore);

    Wallet wallet = new Wallet(PARAMS);

    BlockChain chain = new BlockChain(params, wallet, blockStore);
    //BlockChain chain = new BlockChain(params, blockStore);
    PeerGroup peerGroup = new PeerGroup(params, chain);
    //peerGroup.addAddress(InetAddress.getByName("10.106.137.73"));
    peerGroup.setMaxConnections(1);
    peerGroup.setDownloadTxDependencies(false);

    //peerGroup.addPeerDiscovery(new DnsDiscovery(params));
    //EWFilterProvider provider = new EWFilterProvider( );
    //System.out.println("provider " + provider);

    //peerGroup.addPeerFilterProvider(provider);

    DownloadProgressTracker downloadProgressTracker = new DownloadProgressTracker();


    EWChainListener listener = new EWChainListener();
    chain.addListener(listener);
    //peerGroup.setMaxConnections(10);

    peerGroup.setFastCatchupTimeSecs(EPOCH);  //24 Giugno 2015 12:00
    peerGroup.startBlockChainDownload(downloadProgressTracker);


    long startDownload = System.currentTimeMillis();
    peerGroup.downloadBlockChain();
    final long endDownload = System.currentTimeMillis() - startDownload;
    System.out.println("Download run for " + endDownload);

    System.out.println("---------FINISH----------");
    System.out.println("peerGroup.getConnectedPeers()=" + peerGroup.getConnectedPeers());
    System.out.println("blockpath " + blockpath);
    System.out.println("chain.getBestChainHeight()=" + chain.getBestChainHeight() );
    System.out.println("chainHeadHeightAtBeginning=" + chainHead.getHeight() );

    System.out.println("TX# " + listener.counter);


    //System.out.println("checkpointBefore.getHeight()=" + checkpointBefore.getHeight() );
    //System.out.println("Derivation took " + l);

    blockStore.close();
    //wallet.addFollowingAccountKeys(a,2);

}