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https://github.com/Qortal/qortal.git
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Merge 4766dae062e600b8eb97f25124de41eeb5646ecb into faee7c8f6a9fe85dcc4fb3c5ffacdde72668137f
This commit is contained in:
cwd.systems | 0KN
GitHub
commit
8a6d102a89
@ -18,241 +18,209 @@ import java.util.Map.Entry;
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public class Payment {
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// Properties
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private Repository repository;
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// Properties
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private Repository repository;
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// Constructors
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// Constructors
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public Payment(Repository repository) {
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this.repository = repository;
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}
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public Payment(Repository repository) {
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this.repository = repository;
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}
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// isValid
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// Processing
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/** Are payments valid? */
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public ValidationResult isValid(byte[] senderPublicKey, List<PaymentData> payments, long fee, boolean isZeroAmountValid) throws DataException {
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AssetRepository assetRepository = this.repository.getAssetRepository();
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// Check fee is positive or zero
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if (fee < 0)
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return ValidationResult.NEGATIVE_FEE;
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// isValid
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// Total up payment amounts by assetId
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Map<Long, Long> amountsByAssetId = new HashMap<>();
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amountsByAssetId.put(Asset.QORT, fee); // Add transaction fee to the map
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/** Are payments valid? */
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public ValidationResult isValid(byte[] senderPublicKey, List<PaymentData> payments, long fee, boolean isZeroAmountValid) throws DataException {
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AssetRepository assetRepository = this.repository.getAssetRepository();
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// Grab sender info
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Account sender = new PublicKeyAccount(this.repository, senderPublicKey);
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// Check fee is positive or zero
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// We have already checked that the fee is correct in the Transaction superclass
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if (fee < 0)
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return ValidationResult.NEGATIVE_FEE;
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// Check payments, and calculate amount total by assetId
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for (PaymentData paymentData : payments) {
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// Check amount is zero or positive
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if (paymentData.getAmount() < 0)
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return ValidationResult.NEGATIVE_AMOUNT;
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// Total up payment amounts by assetId
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Map<Long, Long> amountsByAssetId = new HashMap<>();
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// Add transaction fee to start with
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amountsByAssetId.put(Asset.QORT, fee);
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// Optional zero-amount check
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if (!isZeroAmountValid && paymentData.getAmount() <= 0)
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return ValidationResult.NEGATIVE_AMOUNT;
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// Grab sender info
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Account sender = new PublicKeyAccount(this.repository, senderPublicKey);
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// Check recipient address is valid
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if (!Crypto.isValidAddress(paymentData.getRecipient()))
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return ValidationResult.INVALID_ADDRESS;
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// Check payments, and calculate amount total by assetId
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for (PaymentData paymentData : payments) {
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// Check amount is zero or positive
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if (paymentData.getAmount() < 0)
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return ValidationResult.NEGATIVE_AMOUNT;
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boolean recipientIsAT = Crypto.isValidAtAddress(paymentData.getRecipient());
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ATData atData = null;
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// Optional zero-amount check
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if (!isZeroAmountValid && paymentData.getAmount() <= 0)
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return ValidationResult.NEGATIVE_AMOUNT;
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// Do not allow payments to finished/dead/nonexistent ATs
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if (recipientIsAT) {
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atData = this.repository.getATRepository().fromATAddress(paymentData.getRecipient());
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// Check recipient address is valid
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if (!Crypto.isValidAddress(paymentData.getRecipient()))
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return ValidationResult.INVALID_ADDRESS;
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if (atData == null)
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return ValidationResult.AT_UNKNOWN;
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boolean recipientIsAT = Crypto.isValidAtAddress(paymentData.getRecipient());
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ATData atData = null;
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if (atData.getIsFinished())
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return ValidationResult.AT_IS_FINISHED;
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}
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// Do not allow payments to finished/dead/nonexistent ATs
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if (recipientIsAT) {
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atData = this.repository.getATRepository().fromATAddress(paymentData.getRecipient());
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AssetData assetData = assetRepository.fromAssetId(paymentData.getAssetId());
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// Check asset even exists
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if (assetData == null)
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return ValidationResult.ASSET_DOES_NOT_EXIST;
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if (atData == null)
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return ValidationResult.AT_UNKNOWN;
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// Do not allow non-owner asset holders to use asset
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if (assetData.isUnspendable() && !assetData.getOwner().equals(sender.getAddress()))
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return ValidationResult.ASSET_NOT_SPENDABLE;
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if (atData != null && atData.getIsFinished())
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return ValidationResult.AT_IS_FINISHED;
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}
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// If we're sending to an AT then assetId must match AT's assetId
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if (atData != null && atData.getAssetId() != paymentData.getAssetId())
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return ValidationResult.ASSET_DOES_NOT_MATCH_AT;
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AssetData assetData = assetRepository.fromAssetId(paymentData.getAssetId());
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// Check asset even exists
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if (assetData == null)
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return ValidationResult.ASSET_DOES_NOT_EXIST;
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// Check asset amount is integer if asset is not divisible
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if (!assetData.isDivisible() && paymentData.getAmount() % Amounts.MULTIPLIER != 0)
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return ValidationResult.INVALID_AMOUNT;
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// Do not allow non-owner asset holders to use asset
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if (assetData.isUnspendable() && !assetData.getOwner().equals(sender.getAddress()))
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return ValidationResult.ASSET_NOT_SPENDABLE;
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// Set or add amount into amounts-by-asset map
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amountsByAssetId.compute(paymentData.getAssetId(), (assetId, amount) -> amount == null ? paymentData.getAmount() : amount + paymentData.getAmount());
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}
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// If we're sending to an AT then assetId must match AT's assetId
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if (atData != null && atData.getAssetId() != paymentData.getAssetId())
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return ValidationResult.ASSET_DOES_NOT_MATCH_AT;
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// Check sender has enough of each asset
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for (Entry<Long, Long> pair : amountsByAssetId.entrySet())
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if (sender.getConfirmedBalance(pair.getKey()) < pair.getValue())
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return ValidationResult.NO_BALANCE;
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// Check asset amount is integer if asset is not divisible
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if (!assetData.isDivisible() && paymentData.getAmount() % Amounts.MULTIPLIER != 0)
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return ValidationResult.INVALID_AMOUNT;
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return ValidationResult.OK;
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}
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// Set or add amount into amounts-by-asset map
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amountsByAssetId.compute(paymentData.getAssetId(), (assetId, amount) -> amount == null ? paymentData.getAmount() : amount + paymentData.getAmount());
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}
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/** Are payments valid? */
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public ValidationResult isValid(byte[] senderPublicKey, List<PaymentData> payments, long fee) throws DataException {
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return isValid(senderPublicKey, payments, fee, false);
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}
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// Check sender has enough of each asset
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for (Entry<Long, Long> pair : amountsByAssetId.entrySet())
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if (sender.getConfirmedBalance(pair.getKey()) < pair.getValue())
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return ValidationResult.NO_BALANCE;
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/** Is single payment valid? */
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public ValidationResult isValid(byte[] senderPublicKey, PaymentData paymentData, long fee, boolean isZeroAmountValid) throws DataException {
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return isValid(senderPublicKey, Collections.singletonList(paymentData), fee, isZeroAmountValid);
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}
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return ValidationResult.OK;
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}
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/** Is single payment valid? */
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public ValidationResult isValid(byte[] senderPublicKey, PaymentData paymentData, long fee) throws DataException {
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return isValid(senderPublicKey, paymentData, fee, false);
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}
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/** Are payments valid? */
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public ValidationResult isValid(byte[] senderPublicKey, List<PaymentData> payments, long fee) throws DataException {
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return isValid(senderPublicKey, payments, fee, false);
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}
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// process
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/** Is single payment valid? */
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public ValidationResult isValid(byte[] senderPublicKey, PaymentData paymentData, long fee, boolean isZeroAmountValid) throws DataException {
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return isValid(senderPublicKey, Collections.singletonList(paymentData), fee, isZeroAmountValid);
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}
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/** Multiple payment processing */
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public void process(byte[] senderPublicKey, List<PaymentData> payments) throws DataException {
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Account sender = new PublicKeyAccount(this.repository, senderPublicKey);
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/** Is single payment valid? */
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public ValidationResult isValid(byte[] senderPublicKey, PaymentData paymentData, long fee) throws DataException {
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return isValid(senderPublicKey, paymentData, fee, false);
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}
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// Process all payments
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for (PaymentData paymentData : payments) {
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Account recipient = new Account(this.repository, paymentData.getRecipient());
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// isProcessable
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long assetId = paymentData.getAssetId();
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long amount = paymentData.getAmount();
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/** Are multiple payments processable? */
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public ValidationResult isProcessable(byte[] senderPublicKey, List<PaymentData> payments, long fee, boolean isZeroAmountValid) throws DataException {
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// Essentially the same as isValid...
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return isValid(senderPublicKey, payments, fee, isZeroAmountValid);
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}
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// Update sender's balance due to amount
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sender.modifyAssetBalance(assetId, -amount);
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/** Are multiple payments processable? */
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public ValidationResult isProcessable(byte[] senderPublicKey, List<PaymentData> payments, long fee) throws DataException {
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return isProcessable(senderPublicKey, payments, fee, false);
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}
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// Update recipient's balance
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recipient.modifyAssetBalance(assetId, amount);
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}
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}
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/** Is single payment processable? */
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public ValidationResult isProcessable(byte[] senderPublicKey, PaymentData paymentData, long fee, boolean isZeroAmountValid) throws DataException {
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return isProcessable(senderPublicKey, Collections.singletonList(paymentData), fee, isZeroAmountValid);
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}
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/** Single payment processing */
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public void process(byte[] senderPublicKey, PaymentData paymentData) throws DataException {
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process(senderPublicKey, Collections.singletonList(paymentData));
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}
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/** Is single payment processable? */
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public ValidationResult isProcessable(byte[] senderPublicKey, PaymentData paymentData, long fee) throws DataException {
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return isProcessable(senderPublicKey, paymentData, fee, false);
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}
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// processReferenceAndFees
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// process
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/** Multiple payment reference processing */
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public void processReferencesAndFees(byte[] senderPublicKey, List<PaymentData> payments, long fee, byte[] signature, boolean alwaysInitializeRecipientReference)
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throws DataException {
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Account sender = new PublicKeyAccount(this.repository, senderPublicKey);
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/** Multiple payment processing */
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public void process(byte[] senderPublicKey, List<PaymentData> payments) throws DataException {
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Account sender = new PublicKeyAccount(this.repository, senderPublicKey);
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// Update sender's balance due to fee
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sender.modifyAssetBalance(Asset.QORT, -fee);
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// Process all payments
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for (PaymentData paymentData : payments) {
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Account recipient = new Account(this.repository, paymentData.getRecipient());
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// Update sender's reference
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sender.setLastReference(signature);
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long assetId = paymentData.getAssetId();
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long amount = paymentData.getAmount();
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// Process all recipients
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for (PaymentData paymentData : payments) {
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Account recipient = new Account(this.repository, paymentData.getRecipient());
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// Update sender's balance due to amount
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sender.modifyAssetBalance(assetId, - amount);
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long assetId = paymentData.getAssetId();
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// Update recipient's balance
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recipient.modifyAssetBalance(assetId, amount);
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}
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}
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// For QORT amounts only: if recipient has no reference yet, then this is their starting reference
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if ((alwaysInitializeRecipientReference || assetId == Asset.QORT) && recipient.getLastReference() == null)
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recipient.setLastReference(signature);
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}
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}
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/** Single payment processing */
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public void process(byte[] senderPublicKey, PaymentData paymentData) throws DataException {
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process(senderPublicKey, Collections.singletonList(paymentData));
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}
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/** Multiple payment reference processing */
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public void processReferencesAndFees(byte[] senderPublicKey, PaymentData payment, long fee, byte[] signature, boolean alwaysInitializeRecipientReference)
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throws DataException {
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processReferencesAndFees(senderPublicKey, Collections.singletonList(payment), fee, signature, alwaysInitializeRecipientReference);
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}
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// processReferenceAndFees
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// orphan
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/** Multiple payment reference processing */
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public void processReferencesAndFees(byte[] senderPublicKey, List<PaymentData> payments, long fee, byte[] signature, boolean alwaysInitializeRecipientReference)
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throws DataException {
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Account sender = new PublicKeyAccount(this.repository, senderPublicKey);
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public void orphan(byte[] senderPublicKey, List<PaymentData> payments) throws DataException {
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Account sender = new PublicKeyAccount(this.repository, senderPublicKey);
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// Update sender's balance due to fee
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sender.modifyAssetBalance(Asset.QORT, - fee);
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// Orphan all payments
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for (PaymentData paymentData : payments) {
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Account recipient = new Account(this.repository, paymentData.getRecipient());
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long assetId = paymentData.getAssetId();
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long amount = paymentData.getAmount();
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// Update sender's reference
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sender.setLastReference(signature);
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// Update sender's balance due to amount
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sender.modifyAssetBalance(assetId, amount);
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// Process all recipients
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for (PaymentData paymentData : payments) {
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Account recipient = new Account(this.repository, paymentData.getRecipient());
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// Update recipient's balance
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recipient.modifyAssetBalance(assetId, -amount);
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}
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}
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long assetId = paymentData.getAssetId();
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public void orphan(byte[] senderPublicKey, PaymentData paymentData) throws DataException {
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orphan(senderPublicKey, Collections.singletonList(paymentData));
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}
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// For QORT amounts only: if recipient has no reference yet, then this is their starting reference
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if ((alwaysInitializeRecipientReference || assetId == Asset.QORT) && recipient.getLastReference() == null)
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recipient.setLastReference(signature);
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}
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}
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// orphanReferencesAndFees
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/** Multiple payment reference processing */
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public void processReferencesAndFees(byte[] senderPublicKey, PaymentData payment, long fee, byte[] signature, boolean alwaysInitializeRecipientReference)
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throws DataException {
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processReferencesAndFees(senderPublicKey, Collections.singletonList(payment), fee, signature, alwaysInitializeRecipientReference);
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}
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public void orphanReferencesAndFees(byte[] senderPublicKey, List<PaymentData> payments, long fee, byte[] signature, byte[] reference,
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boolean alwaysUninitializeRecipientReference) throws DataException {
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Account sender = new PublicKeyAccount(this.repository, senderPublicKey);
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// orphan
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// Update sender's balance due to fee
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sender.modifyAssetBalance(Asset.QORT, fee);
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public void orphan(byte[] senderPublicKey, List<PaymentData> payments) throws DataException {
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Account sender = new PublicKeyAccount(this.repository, senderPublicKey);
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// Update sender's reference
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sender.setLastReference(reference);
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// Orphan all payments
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for (PaymentData paymentData : payments) {
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Account recipient = new Account(this.repository, paymentData.getRecipient());
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long assetId = paymentData.getAssetId();
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long amount = paymentData.getAmount();
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// Orphan all recipients
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for (PaymentData paymentData : payments) {
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Account recipient = new Account(this.repository, paymentData.getRecipient());
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long assetId = paymentData.getAssetId();
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// Update sender's balance due to amount
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sender.modifyAssetBalance(assetId, amount);
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// Update recipient's balance
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recipient.modifyAssetBalance(assetId, - amount);
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}
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}
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public void orphan(byte[] senderPublicKey, PaymentData paymentData) throws DataException {
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orphan(senderPublicKey, Collections.singletonList(paymentData));
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}
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// orphanReferencesAndFees
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public void orphanReferencesAndFees(byte[] senderPublicKey, List<PaymentData> payments, long fee, byte[] signature, byte[] reference,
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boolean alwaysUninitializeRecipientReference) throws DataException {
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Account sender = new PublicKeyAccount(this.repository, senderPublicKey);
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// Update sender's balance due to fee
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sender.modifyAssetBalance(Asset.QORT, fee);
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// Update sender's reference
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sender.setLastReference(reference);
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// Orphan all recipients
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for (PaymentData paymentData : payments) {
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Account recipient = new Account(this.repository, paymentData.getRecipient());
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long assetId = paymentData.getAssetId();
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/*
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* For QORT amounts only: If recipient's last reference is this transaction's signature, then they can't have made any transactions of their own
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* (which would have changed their last reference) thus this is their first reference so remove it.
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*/
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if ((alwaysUninitializeRecipientReference || assetId == Asset.QORT) && Arrays.equals(recipient.getLastReference(), signature))
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recipient.setLastReference(null);
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}
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}
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public void orphanReferencesAndFees(byte[] senderPublicKey, PaymentData paymentData, long fee, byte[] signature, byte[] reference,
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boolean alwaysUninitializeRecipientReference) throws DataException {
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orphanReferencesAndFees(senderPublicKey, Collections.singletonList(paymentData), fee, signature, reference, alwaysUninitializeRecipientReference);
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}
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// For QORT amounts only: If recipient's last reference is this transaction's signature, then they can't have made any transactions of their own
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// (which would have changed their last reference) thus this is their first reference so remove it.
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if ((alwaysUninitializeRecipientReference || assetId == Asset.QORT) && Arrays.equals(recipient.getLastReference(), signature))
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recipient.setLastReference(null);
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}
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}
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public void orphanReferencesAndFees(byte[] senderPublicKey, PaymentData paymentData, long fee, byte[] signature, byte[] reference,
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boolean alwaysUninitializeRecipientReference) throws DataException {
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orphanReferencesAndFees(senderPublicKey, Collections.singletonList(paymentData), fee, signature, reference, alwaysUninitializeRecipientReference);
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}
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}
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