Examples with ValidateSignatureException org.tron.core.exception.ValidateSignatureException used on opensource projects

Example 6 with ValidateSignatureException

use of org.tron.core.exception.ValidateSignatureException in project java-tron by tronprotocol.

the class TransactionCapsule method validateSignature.

/**
 * validate signature
 */
public boolean validateSignature() throws ValidateSignatureException {
    if (this.getInstance().getSignatureCount() != this.getInstance().getRawData().getContractCount()) {
        throw new ValidateSignatureException("miss sig or contract");
    }
    List<Transaction.Contract> listContract = this.transaction.getRawData().getContractList();
    for (int i = 0; i < this.transaction.getSignatureCount(); ++i) {
        try {
            Transaction.Contract contract = listContract.get(i);
            byte[] owner = getOwner(contract);
            byte[] address = ECKey.signatureToAddress(getRawHash().getBytes(), getBase64FromByteString(this.transaction.getSignature(i)));
            if (!Arrays.equals(owner, address)) {
                throw new ValidateSignatureException("sig error");
            }
        } catch (SignatureException e) {
            throw new ValidateSignatureException(e.getMessage());
        }
    }
    return true;
}