Examples with LedgerDataSet com.jd.blockchain.ledger.core.LedgerDataSet used on opensource projects

Example 1 with LedgerDataSet

use of com.jd.blockchain.ledger.core.LedgerDataSet in project jdchain-core by blockchain-jd-com.

the class ContractLedgerQueryService method getUserPrivileges.

@Override
public UserPrivilegeSet getUserPrivileges(String userAddress) {
    LedgerDataSet ledgerDataQuery = ledgerQuery.getLedgerDataSet();
    LedgerAdminDataSet previousAdminDataset = ledgerDataQuery.getAdminDataset();
    LedgerSecurityManager securityManager = new LedgerSecurityManagerImpl(previousAdminDataset.getAdminSettings().getRolePrivileges(), previousAdminDataset.getAdminSettings().getAuthorizations(), previousAdminDataset.getParticipantDataset(), ledgerDataQuery.getUserAccountSet());
    UserPrivilegeSet userPrivilegeSet = securityManager.getUserRolesPrivilegs(Bytes.fromBase58(userAddress));
    return userPrivilegeSet;
}

Example 2 with LedgerDataSet

use of com.jd.blockchain.ledger.core.LedgerDataSet in project jdchain-core by blockchain-jd-com.

the class ContractInvokingTest method testReadNewWritting.

// @Test
public void testReadNewWritting() {
    // 初始化账本到指定的存储库；
    HashDigest ledgerHash = initLedger(storage, parti0, parti1, parti2, parti3);
    // 重新加载账本；
    LedgerManager ledgerManager = new LedgerManager();
    LedgerRepository ledgerRepo = ledgerManager.register(ledgerHash, storage, LedgerDataStructure.MERKLE_TREE);
    // 创建合约处理器；
    ContractInvokingHandle contractInvokingHandle = new ContractInvokingHandle();
    // 创建和加载合约实例；
    BlockchainKeypair contractKey = BlockchainKeyGenerator.getInstance().generate();
    Bytes contractAddress = contractKey.getAddress();
    TxTestContractImpl contractInstance = new TxTestContractImpl();
    contractInvokingHandle.setup(contractAddress, TxTestContract.class, contractInstance);
    // 注册合约处理器；
    DefaultOperationHandleRegisteration opReg = new DefaultOperationHandleRegisteration();
    opReg.registerHandle(contractInvokingHandle);
    // 发布指定地址合约
    deploy(ledgerRepo, ledgerManager, opReg, ledgerHash, contractKey);
    // 创建新区块的交易处理器；
    LedgerBlock preBlock = ledgerRepo.getLatestBlock();
    LedgerDataSet previousBlockDataset = ledgerRepo.getLedgerDataSet(preBlock);
    // 加载合约
    LedgerEditor newBlockEditor = ledgerRepo.createNextBlock();
    TransactionBatchProcessor txbatchProcessor = new TransactionBatchProcessor(getSecurityManager(), newBlockEditor, ledgerRepo, opReg);
    String key = TxTestContractImpl.KEY;
    String value = "VAL";
    CryptoSetting cryptoSetting = ledgerRepo.getAdminInfo().getSettings().getCryptoSetting();
    TxBuilder txBuilder = new TxBuilder(ledgerHash, cryptoSetting.getHashAlgorithm());
    BlockchainKeypair kpDataAccount = BlockchainKeyGenerator.getInstance().generate();
    contractInstance.setDataAddress(kpDataAccount.getAddress());
    txBuilder.dataAccounts().register(kpDataAccount.getIdentity());
    TransactionRequestBuilder txReqBuilder1 = txBuilder.prepareRequest();
    txReqBuilder1.signAsEndpoint(parti0);
    txReqBuilder1.signAsNode(parti0);
    TransactionRequest txReq1 = txReqBuilder1.buildRequest();
    // 构建基于接口调用合约的交易请求，用于测试合约调用；
    txBuilder = new TxBuilder(ledgerHash, cryptoSetting.getHashAlgorithm());
    TxTestContract contractProxy = txBuilder.contract(contractAddress, TxTestContract.class);
    BooleanValueHolder readableHolder = decode(contractProxy.testReadable());
    TransactionRequestBuilder txReqBuilder2 = txBuilder.prepareRequest();
    txReqBuilder2.signAsEndpoint(parti0);
    txReqBuilder2.signAsNode(parti0);
    TransactionRequest txReq2 = txReqBuilder2.buildRequest();
    TransactionResponse resp1 = txbatchProcessor.schedule(txReq1);
    TransactionResponse resp2 = txbatchProcessor.schedule(txReq2);
    // 提交区块；
    TransactionBatchResultHandle txResultHandle = txbatchProcessor.prepare();
    txResultHandle.commit();
    BytesValue latestValue = ledgerRepo.getDataAccountSet().getAccount(kpDataAccount.getAddress()).getDataset().getValue(key, -1);
    System.out.printf("latest value=[%s] %s \r\n", latestValue.getType(), latestValue.getBytes().toUTF8String());
    boolean readable = readableHolder.get();
    assertTrue(readable);
    LedgerBlock latestBlock = ledgerRepo.getLatestBlock();
    assertEquals(preBlock.getHeight() + 1, latestBlock.getHeight());
    assertEquals(resp1.getBlockHeight(), latestBlock.getHeight());
    assertEquals(resp1.getBlockHash(), latestBlock.getHash());
}

Example 3 with LedgerDataSet

use of com.jd.blockchain.ledger.core.LedgerDataSet in project jdchain-core by blockchain-jd-com.

the class ContractInvokingTest method deploy.

private void deploy(LedgerRepository ledgerRepo, LedgerManager ledgerManager, DefaultOperationHandleRegisteration opReg, HashDigest ledgerHash, BlockchainKeypair contractKey) {
    // 创建新区块的交易处理器；
    LedgerBlock preBlock = ledgerRepo.getLatestBlock();
    LedgerDataSet previousBlockDataset = ledgerRepo.getLedgerDataSet(preBlock);
    // 加载合约
    LedgerEditor newBlockEditor = ledgerRepo.createNextBlock();
    LedgerSecurityManager securityManager = getSecurityManager();
    TransactionBatchProcessor txbatchProcessor = new TransactionBatchProcessor(securityManager, newBlockEditor, ledgerRepo, opReg);
    // 构建基于接口调用合约的交易请求，用于测试合约调用；
    CryptoSetting cryptoSetting = ledgerRepo.getAdminInfo().getSettings().getCryptoSetting();
    TxBuilder txBuilder = new TxBuilder(ledgerHash, cryptoSetting.getHashAlgorithm());
    txBuilder.contracts().deploy(contractKey.getIdentity(), chainCode());
    TransactionRequestBuilder txReqBuilder = txBuilder.prepareRequest();
    txReqBuilder.signAsEndpoint(parti0);
    txReqBuilder.signAsNode(parti0);
    TransactionRequest txReq = txReqBuilder.buildRequest();
    TransactionResponse resp = txbatchProcessor.schedule(txReq);
    OperationResult[] opResults = resp.getOperationResults();
    assertNull(opResults);
    // 提交区块；
    TransactionBatchResultHandle txResultHandle = txbatchProcessor.prepare();
    txResultHandle.commit();
}

Example 4 with LedgerDataSet

use of com.jd.blockchain.ledger.core.LedgerDataSet in project jdchain-core by blockchain-jd-com.

the class ContractInvokingTest method registerDataAccount.

private void registerDataAccount(LedgerRepository ledgerRepo, LedgerManager ledgerManager, DefaultOperationHandleRegisteration opReg, HashDigest ledgerHash, BlockchainKeypair kpDataAccount) {
    LedgerBlock preBlock = ledgerRepo.getLatestBlock();
    LedgerDataSet previousBlockDataset = ledgerRepo.getLedgerDataSet(preBlock);
    // 加载合约
    LedgerEditor newBlockEditor = ledgerRepo.createNextBlock();
    TransactionBatchProcessor txbatchProcessor = new TransactionBatchProcessor(getSecurityManager(), newBlockEditor, ledgerRepo, opReg);
    // 注册数据账户；
    CryptoSetting cryptoSetting = ledgerRepo.getAdminInfo().getSettings().getCryptoSetting();
    TxBuilder txBuilder = new TxBuilder(ledgerHash, cryptoSetting.getHashAlgorithm());
    txBuilder.dataAccounts().register(kpDataAccount.getIdentity());
    TransactionRequestBuilder txReqBuilder1 = txBuilder.prepareRequest();
    txReqBuilder1.signAsEndpoint(parti0);
    txReqBuilder1.signAsNode(parti0);
    TransactionRequest txReq = txReqBuilder1.buildRequest();
    TransactionResponse resp = txbatchProcessor.schedule(txReq);
    TransactionBatchResultHandle txResultHandle = txbatchProcessor.prepare();
    txResultHandle.commit();
    assertNotNull(resp.getBlockHash());
    assertEquals(TransactionState.SUCCESS, resp.getExecutionState());
    assertEquals(preBlock.getHeight() + 1, resp.getBlockHeight());
}

Example 5 with LedgerDataSet

use of com.jd.blockchain.ledger.core.LedgerDataSet in project jdchain-core by blockchain-jd-com.

the class TransactionBatchProcessorTest method testMultiTxsProcess.

@Test
public void testMultiTxsProcess() {
    final MemoryKVStorage STORAGE = new MemoryKVStorage();
    // 初始化账本到指定的存储库；
    HashDigest ledgerHash = LedgerTestUtils.initLedger(STORAGE, parti0, parti1, parti2, parti3);
    // 加载账本；
    LedgerManager ledgerManager = new LedgerManager();
    LedgerRepository ledgerRepo = ledgerManager.register(ledgerHash, STORAGE, LedgerDataStructure.MERKLE_TREE);
    // 验证参与方账户的存在；
    LedgerDataSet previousBlockDataset = ledgerRepo.getLedgerDataSet(ledgerRepo.getLatestBlock());
    UserAccount user0 = previousBlockDataset.getUserAccountSet().getAccount(parti0.getAddress());
    assertNotNull(user0);
    boolean partiRegistered = previousBlockDataset.getUserAccountSet().contains(parti0.getAddress());
    assertTrue(partiRegistered);
    // 生成新区块；
    LedgerEditor newBlockEditor = ledgerRepo.createNextBlock();
    OperationHandleRegisteration opReg = new DefaultOperationHandleRegisteration();
    LedgerSecurityManager securityManager = getSecurityManager();
    TransactionBatchProcessor txbatchProcessor = new TransactionBatchProcessor(securityManager, newBlockEditor, ledgerRepo, opReg);
    // 注册新用户；
    BlockchainKeypair userKeypair1 = BlockchainKeyGenerator.getInstance().generate();
    TransactionRequest transactionRequest1 = LedgerTestUtils.createTxRequest_UserReg(userKeypair1, ledgerHash, parti0, parti0);
    TransactionResponse txResp1 = txbatchProcessor.schedule(transactionRequest1);
    BlockchainKeypair userKeypair2 = BlockchainKeyGenerator.getInstance().generate();
    TransactionRequest transactionRequest2 = LedgerTestUtils.createTxRequest_UserReg(userKeypair2, ledgerHash, parti0, parti0);
    TransactionResponse txResp2 = txbatchProcessor.schedule(transactionRequest2);
    LedgerBlock newBlock = newBlockEditor.prepare();
    newBlockEditor.commit();
    assertEquals(TransactionState.SUCCESS, txResp1.getExecutionState());
    assertEquals(TransactionState.SUCCESS, txResp2.getExecutionState());
    // 验证正确性；
    ledgerManager = new LedgerManager();
    ledgerRepo = ledgerManager.register(ledgerHash, STORAGE, LedgerDataStructure.MERKLE_TREE);
    LedgerBlock latestBlock = ledgerRepo.getLatestBlock();
    assertEquals(newBlock.getHash(), latestBlock.getHash());
    assertEquals(1, newBlock.getHeight());
    LedgerDataSet ledgerDS = ledgerRepo.getLedgerDataSet(latestBlock);
    boolean existUser1 = ledgerDS.getUserAccountSet().contains(userKeypair1.getAddress());
    boolean existUser2 = ledgerDS.getUserAccountSet().contains(userKeypair2.getAddress());
    assertTrue(existUser1);
    assertTrue(existUser2);
}