Java ECKey.getPubKeyHash方法代码示例

import com.google.bitcoin.core.ECKey; //导入方法依赖的package包/类
public static String createSharing(int shares, int threshold) {
	ThresholdSecretSharing tss = new ThresholdSecretSharing();
	// Create 5 shares, secret recoverable from at least 3 different shares
	ECKey key = new ECKey();
	Address addr = new Address(MainNetParams.get(), key.getPubKeyHash());
	System.out.println("Bitcoin address : " + addr);

	byte[] secret = key.getPrivKeyBytes();
	byte[][] sharesArr = tss.createShares(secret, shares, threshold,
			new SecureRandom());
	showKeyDetail(key);
	for (int i = 0; i < sharesArr.length; i++) {
		System.out.printf("sharing_%d=%s\n", i + 1,
				Utils.bytesToHexString(sharesArr[i]));
	}
	// byte[][] sharesTarget = { sharesArr[0], sharesArr[2], sharesArr[3] };
	// recoverPrivateKey(sharesTarget);
	return "";
}
 

import com.google.bitcoin.core.ECKey; //导入方法依赖的package包/类
public HDAddress(NetworkParameters params,
                 DeterministicKey chainKey,
                 JSONObject addrNode)
    throws RuntimeException, JSONException {

    mParams = params;

    mAddrNum = addrNode.getInt("addrNum");
    mPath = addrNode.getString("path");

    // Derive ECKey.
    byte[] prvBytes = null;
    try {
        mPubBytes = Base58.decode(addrNode.getString("pubBytes"));
    } catch (AddressFormatException ex) {
        throw new RuntimeException("failed to decode pubBytes");
    }
    
    mECKey = new ECKey(prvBytes, mPubBytes);

    // Set creation time to BTCReceive epoch.
    mECKey.setCreationTimeSeconds(EPOCH);

    // Derive public key, public hash and address.
    mPubKey = mECKey.getPubKey();
    mPubKeyHash = mECKey.getPubKeyHash();
    mAddress = mECKey.toAddress(mParams);

    // Initialize transaction count and balance.  If we don't have
    // a persisted available amount, presume it is all available.
    mNumTrans = addrNode.getInt("numTrans");
    mBalance = addrNode.getLong("balance");
    mAvailable = addrNode.has("available") ?
        addrNode.getLong("available") : mBalance;

    mLogger.info("read address " + mPath + ": " + mAddress.toString());
}
 

import com.google.bitcoin.core.ECKey; //导入方法依赖的package包/类
public CommitTx(TransactionOutput out, ECKey sk, List<byte[]> pks, int position,
		byte[] hash, int minLength, BigInteger fee, boolean testnet) throws VerificationException {
	this.hash = hash;
	this.commiterAddress = sk.getPubKeyHash();
	this.minLength = minLength;
	this.noPlayers = pks.size();
	this.position = position;
	this.stake = out.getValue().subtract(fee).divide(BigInteger.valueOf(noPlayers-1));
	NetworkParameters params = getNetworkParameters(testnet);
	
	tx = new Transaction(params);
	for (int k = 0; k < noPlayers; ++k) {
		BigInteger currentStake = stake;
		if (k == position) { //TODO: simplier script?
			currentStake = BigInteger.ZERO;
		}
		tx.addOutput(currentStake, getCommitOutScript(Utils.sha256hash160(pks.get(k))));
	}
	tx.addInput(out);
	if (out.getScriptPubKey().isSentToAddress()) {
		tx.getInput(0).setScriptSig(ScriptBuilder.createInputScript(sign(0, sk), sk));
	}
	else if (out.getScriptPubKey().isSentToRawPubKey()) {
		tx.getInput(0).setScriptSig(ScriptBuilder.createInputScript(sign(0, sk)));
	} 
	else {
		throw new VerificationException("Bad transaction output.");
	}
	this.addresses = new ArrayList<byte[]>();
	for (byte[] pk : pks) {
		this.addresses.add(Utils.sha256hash160(pk));
	}
	tx.verify();
	tx.getInput(0).verify();
}
 

import com.google.bitcoin.core.ECKey; //导入方法依赖的package包/类
public TxOutputVerifier(ECKey sk, BigInteger value, boolean testnet) {
	this.pkHash = sk.getPubKeyHash();
	this.value = value;
	params = LotteryTx.getNetworkParameters(testnet);
}