Examples with ContractDetails org.ethereum.db.ContractDetails used on opensource projects

Example 1 with ContractDetails

use of org.ethereum.db.ContractDetails in project rskj by rsksmart.

the class ContractDetailsImplTest method getSnapshot.

@Test
public void getSnapshot() {
    ContractDetailsImpl details = new ContractDetailsImpl(config);
    byte[] initialRoot = details.getStorageHash();
    List<DataWord> keys = new ArrayList<>();
    keys.add(DataWord.ZERO);
    keys.add(DataWord.ONE);
    List<DataWord> values = new ArrayList<>();
    values.add(new DataWord(42));
    values.add(new DataWord(144));
    details.setStorage(keys, values);
    byte[] root = details.getStorageHash();
    List<DataWord> keys2 = new ArrayList<>();
    keys2.add(new DataWord(2));
    keys2.add(new DataWord(3));
    List<DataWord> values2 = new ArrayList<>();
    values2.add(new DataWord(1));
    values2.add(new DataWord(2));
    details.setStorage(keys2, values2);
    ContractDetails result = details.getSnapshotTo(root);
    Assert.assertEquals(new DataWord(42), result.get(DataWord.ZERO));
    Assert.assertEquals(new DataWord(144), result.get(DataWord.ONE));
    Assert.assertEquals(null, result.get(new DataWord(2)));
    Assert.assertEquals(null, result.get(new DataWord(3)));
    ContractDetails result2 = details.getSnapshotTo(initialRoot);
    Assert.assertEquals(null, result2.get(DataWord.ZERO));
    Assert.assertEquals(null, result2.get(DataWord.ONE));
    Assert.assertEquals(null, result2.get(new DataWord(2)));
    Assert.assertEquals(null, result2.get(new DataWord(3)));
}

Example 2 with ContractDetails

use of org.ethereum.db.ContractDetails in project rskj by rsksmart.

the class ContractDetailsImplTest method externalStorageTransition.

@Test
public void externalStorageTransition() {
    byte[] address = randomAddress();
    byte[] code = randomBytes(512);
    Map<DataWord, DataWord> elements = new HashMap<>();
    HashMapDB externalStorage = new HashMapDB();
    ContractDetailsImpl original = new ContractDetailsImpl(config, address, new TrieImpl(new TrieStoreImpl(externalStorage), true), code);
    for (int i = 0; i < IN_MEMORY_STORAGE_LIMIT - 1; i++) {
        DataWord key = randomDataWord();
        DataWord value = randomDataWord();
        elements.put(key, value);
        original.put(key, value);
    }
    original.syncStorage();
    ContractDetails deserialized = new ContractDetailsImpl(config, original.getEncoded());
    // adds keys for in-memory storage limit overflow
    for (int i = 0; i < 10; i++) {
        DataWord key = randomDataWord();
        DataWord value = randomDataWord();
        elements.put(key, value);
        deserialized.put(key, value);
    }
    deserialized.syncStorage();
    deserialized = new ContractDetailsImpl(config, deserialized.getEncoded());
    Map<DataWord, DataWord> storage = deserialized.getStorage();
    Assert.assertEquals(elements.size(), storage.size());
    for (DataWord key : elements.keySet()) {
        Assert.assertEquals(elements.get(key), storage.get(key));
    }
}

Example 3 with ContractDetails

use of org.ethereum.db.ContractDetails in project rskj by rsksmart.

the class RepositoryImplForTesting method addStorageBytes.

@Override
public synchronized void addStorageBytes(RskAddress addr, DataWord key, byte[] value) {
    super.addStorageBytes(addr, key, value);
    AccountState accountState = getAccountState(addr);
    ContractDetails details = getDetailsDataStore().get(addr);
    accountState.setStateRoot(details.getStorageHash());
    updateAccountState(addr, accountState);
}

Example 4 with ContractDetails

use of org.ethereum.db.ContractDetails in project rskj by rsksmart.

the class ContractDetailsMapper method mapFromContract.

public ContractDetails mapFromContract(Contract contract) {
    ContractDetails contractDetails;
    contractDetails = new ContractDetailsImpl(config);
    if (contract.getCode() != null) {
        contractDetails.setCode(Hex.decode(contract.getCode()));
    }
    for (String key : contract.getData().keySet()) {
        String value = contract.getData().get(key);
        contractDetails.putBytes(new DataWord(Hex.decode(key)), Hex.decode(value));
    }
    return contractDetails;
}

Example 5 with ContractDetails

use of org.ethereum.db.ContractDetails in project rskj by rsksmart.

the class GenesisLoader method generatePreMine.

private static Map<RskAddress, InitialAddressState> generatePreMine(RskSystemProperties config, BigInteger initialNonce, Map<String, AllocatedAccount> alloc) {
    Map<RskAddress, InitialAddressState> premine = new HashMap<>();
    ContractDetailsMapper detailsMapper = new ContractDetailsMapper(config);
    for (Map.Entry<String, AllocatedAccount> accountEntry : alloc.entrySet()) {
        if (!StringUtils.equals("00", accountEntry.getKey())) {
            Coin balance = new Coin(new BigInteger(accountEntry.getValue().getBalance()));
            BigInteger nonce;
            if (accountEntry.getValue().getNonce() != null) {
                nonce = new BigInteger(accountEntry.getValue().getNonce());
            } else {
                nonce = initialNonce;
            }
            AccountState acctState = new AccountState(nonce, balance);
            ContractDetails contractDetails = null;
            Contract contract = accountEntry.getValue().getContract();
            if (contract != null) {
                contractDetails = detailsMapper.mapFromContract(contract);
                if (contractDetails.getCode() != null) {
                    acctState.setCodeHash(Keccak256Helper.keccak256(contractDetails.getCode()));
                }
                acctState.setStateRoot(contractDetails.getStorageHash());
            }
            premine.put(new RskAddress(accountEntry.getKey()), new InitialAddressState(acctState, contractDetails));
        }
    }
    return premine;
}