org.fisco.bcos.channel.client.Service Java Examples

/**
 * init Web3j of default group id 1
 */
@Bean
public Web3j getWeb3j(GroupChannelConnectionsConfig groupChannelConnectionsConfig)
        throws Exception {
    Service service = new Service();
    service.setOrgID(orgName);
    service.setGroupId(independentGroupId);
    service.setThreadPool(sdkThreadPool());
    service.setAllChannelConnections(groupChannelConnectionsConfig);
    service.run();
    ChannelEthereumService channelEthereumService = new ChannelEthereumService();
    channelEthereumService.setTimeout(timeout);
    channelEthereumService.setChannelService(service);
    Web3j web3j = Web3j.build(channelEthereumService, service.getGroupId());
    // init node version
    NodeVersion version = web3j.getNodeVersion().send();
    Constants.version = version.getNodeVersion().getVersion();
    Constants.chainId = version.getNodeVersion().getChainID();
    log.info("Chain's clientVersion:{}", Constants.version);
    return web3j;
}
 

@BeforeClass
public static void setUpBeforeClass() throws Exception {

	context = new ClassPathXmlApplicationContext("classpath:applicationContext.xml");

  Service service = context.getBean(Service.class);
  service.run();

  ChannelEthereumService channelEthereumService = new ChannelEthereumService();
  channelEthereumService.setChannelService(service);

  System.out.println("EncryptType =>  " + EncryptType.getEncryptType());

  web3j = Web3j.build(channelEthereumService, service.getGroupId());
  credentials = GenCredential.create();
  Ok ok = Ok.deploy(web3j, credentials, new StaticGasProvider(gasPrice, gasLimit)).send();
  blockNumber = ok.getTransactionReceipt().get().getBlockNumber();
  blockHash = ok.getTransactionReceipt().get().getBlockHash();
  txHash = ok.getTransactionReceipt().get().getTransactionHash();
}
 

public boolean loadConfig() throws Exception {
    System.out.println("please wait ...");
    Service service;
    try {
        context = new ClassPathXmlApplicationContext("classpath:node/application.xml");
        service = context.getBean(Service.class);
        service.run();
    } catch (Exception e) {
        logger.error("load config failed, error msg: " + e.getMessage());
        throw new Exception("load config failed, error msg: " + e.getMessage());
    }

    credentials = GenCredential.create();

    // channel eth service
    ChannelEthereumService channelService = new ChannelEthereumService();
    channelService.setChannelService(service);
    channelService.setTimeout(5000);
    web3j = Web3j.build(channelService, service.getGroupId());
    return true;
}
 

public void initialize(String groupId) throws Exception {
    ApplicationContext context =
            new ClassPathXmlApplicationContext("classpath:applicationContext.xml");
    Service service = context.getBean(Service.class);
    service.setGroupId(Integer.parseInt(groupId));
    service.run();

    ChannelEthereumService channelEthereumService = new ChannelEthereumService();
    channelEthereumService.setChannelService(service);

    Web3AsyncThreadPoolSize.web3AsyncCorePoolSize = 3000;
    Web3AsyncThreadPoolSize.web3AsyncPoolSize = 2000;

    ScheduledExecutorService scheduledExecutorService = Executors.newScheduledThreadPool(500);

    web3 =
            Web3j.build(
                    channelEthereumService,
                    15 * 100,
                    scheduledExecutorService,
                    Integer.parseInt(groupId));
    credentials = GenCredential.create();
    transactionManager = Contract.getTheTransactionManager(web3, credentials);
}
 

@BeforeClass
  public static void setUpBeforeClass() throws Exception {
    // 获取spring配置文件，生成上下文
    context = new ClassPathXmlApplicationContext("applicationContext.xml");
    //   ((ClassPathXmlApplicationContext) context).start();

    Service service = context.getBean(Service.class);
    service.run();

    System.out.println("start...");
    System.out.println("===================================================================");

    ChannelEthereumService channelEthereumService = new ChannelEthereumService();
    channelEthereumService.setChannelService(service);

    web3j = Web3j.build(channelEthereumService, service.getGroupId());
    // EthBlockNumber ethBlockNumber = web3.ethBlockNumber().send();
//
//    Ok ok = Ok.deploy(web3j, credentials, new StaticGasProvider(gasPrice, gasLimit)).send();
//    address = ok.getContractAddress();
//    blockNumber = ok.getTransactionReceipt().get().getBlockNumber();
//    blockHash = ok.getTransactionReceipt().get().getBlockHash();
//    txHash = ok.getTransactionReceipt().get().getTransactionHash();
  }
 

@BeforeClass
public static void setUpBeforeClass() throws Exception {
  // 获取spring配置文件，生成上下文
  context = new ClassPathXmlApplicationContext("classpath:applicationContext.xml");
  //   ((ClassPathXmlApplicationContext) context).start();

  Service service = context.getBean(Service.class);
  service.run();

  System.out.println("start...");
  System.out.println("===================================================================");

  ChannelEthereumService channelEthereumService = new ChannelEthereumService();
  channelEthereumService.setChannelService(service);
  channelEthereumService.setTimeout(10000);
  web3j = Web3j.build(channelEthereumService, service.getGroupId());
  // EthBlockNumber ethBlockNumber = web3.ethBlockNumber().send();

}
 

@BeforeClass
public static void setUpBeforeClass() throws Exception {
  // 获取spring配置文件，生成上下文
  context = new ClassPathXmlApplicationContext("applicationContext.xml");
  //   ((ClassPathXmlApplicationContext) context).start();

  Service service = context.getBean(Service.class);
  service.run();

  System.out.println("start...");
  System.out.println("===================================================================");

  ChannelEthereumService channelEthereumService = new ChannelEthereumService();
  channelEthereumService.setChannelService(service);

  web3j = Web3j.build(channelEthereumService, service.getGroupId());
  // EthBlockNumber ethBlockNumber = web3.ethBlockNumber().send();

}
 

@BeforeClass
public static void setUpBeforeClass() throws Exception {
  // 获取spring配置文件，生成上下文
  context = new ClassPathXmlApplicationContext("applicationContext.xml");
  //   ((ClassPathXmlApplicationContext) context).start();

  Service service = context.getBean(Service.class);
  service.run();

  System.out.println("start...");
  System.out.println("===================================================================");

  ChannelEthereumService channelEthereumService = new ChannelEthereumService();
  channelEthereumService.setChannelService(service);

  web3j = Web3j.build(channelEthereumService, service.getGroupId());
  // EthBlockNumber ethBlockNumber = web3.ethBlockNumber().send();

  Ok ok = Ok.deploy(web3j, credentials, new StaticGasProvider(gasPrice, gasLimit)).send();
  address = ok.getContractAddress();
  blockNumber = ok.getTransactionReceipt().get().getBlockNumber();
  blockHash = ok.getTransactionReceipt().get().getBlockHash();
  txHash = ok.getTransactionReceipt().get().getTransactionHash();
}
 

public boolean loadConfig() throws Exception{
	context = new ClassPathXmlApplicationContext("classpath:applicationContext.xml");
	Service service = context.getBean(Service.class);
       service.run();
       ChannelEthereumService channelEthereumService = new ChannelEthereumService();
       channelEthereumService.setChannelService(service);
       web3j = Web3j.build(channelEthereumService,service.getGroupId());
       boolean flag=false;
       if(web3j!=null){
       	flag=true;
       }
       return flag;
}
 

public static void main(String[] args) throws Exception {
    if (args.length < 1) {
        System.out.println("Param: topic");
        return;
    }
    String topic = args[0];
    logger.debug("init Server");
    ApplicationContext context =
            new ClassPathXmlApplicationContext("classpath:applicationContext.xml");
    Service service = context.getBean(Service.class);
    Set<String> topics = new HashSet<String>();
    topics.add(topic);
    service.setTopics(topics);
    PushCallback cb = new PushCallback();
    service.setPushCallback(cb);
    System.out.println("3s...");
    Thread.sleep(1000);
    System.out.println("2s...");
    Thread.sleep(1000);
    System.out.println("1s...");
    Thread.sleep(1000);

    System.out.println("start test");
    System.out.println("===================================================================");

    service.run();
}
 

public static void main(String[] args) throws Exception {
    if (args.length < 1) {
        System.out.println("Param: topic");
        return;
    }
    String topic = args[0];
    logger.debug("init Server");
    ApplicationContext context =
            new ClassPathXmlApplicationContext("classpath:applicationContext.xml");
    Service service = context.getBean(Service.class);
    PushCallback cb = new PushCallback();
    service.setPushCallback(cb);
    System.out.println("3s...");
    Thread.sleep(1000);
    System.out.println("2s...");
    Thread.sleep(1000);
    System.out.println("1s...");
    Thread.sleep(1000);

    System.out.println("start test");
    System.out.println("===================================================================");
    service.run();

    Thread.sleep(10000);

    System.out.println("set topics");
    System.out.println("===================================================================");
    Set<String> topics = new HashSet<String>();
    topics.add(topic);
    service.setTopics(topics);
    service.updateTopicsToNode();
}
 

public static void main(String[] args) throws Exception {
    if (args.length < 1) {
        System.out.println("Param: topic");
        return;
    }
    String topic = args[0];
    logger.debug("init Server");
    ApplicationContext context =
            new ClassPathXmlApplicationContext("classpath:applicationContext.xml");

    Service service = context.getBean(Service.class);
    service.setNeedVerifyTopics(topic);

    PushCallback cb = new PushCallback();
    service.setPushCallback(cb);
    System.out.println("3s...");
    Thread.sleep(1000);
    System.out.println("2s...");
    Thread.sleep(1000);
    System.out.println("1s...");
    Thread.sleep(1000);

    System.out.println("start test");
    System.out.println("===================================================================");

    service.run();
}
 

public static void main(String[] args) throws Exception {
    if (args.length < 1) {
        Usage();
    }

    int groupID = Integer.valueOf(args[0]);

    System.out.println(" Start Group operation, groupID: " + groupID);

    ApplicationContext context =
            new ClassPathXmlApplicationContext("classpath:applicationContext.xml");
    Service service = context.getBean(Service.class);
    service.setGroupId(1);
    service.run();

    ChannelEthereumService channelEthereumService = new ChannelEthereumService();
    channelEthereumService.setChannelService(service);

    Web3j web3j = Web3j.build(channelEthereumService, 1);

    org.fisco.bcos.web3j.protocol.core.methods.response.StartGroup startGroup =
            web3j.startGroup(groupID).send();
    logger.info("  StartGroup result: {}", startGroup);

    System.out.println(" StartGroup result: " + startGroup.getStatus());

    System.exit(0);
}
 

public static void main(String[] args) throws Exception {
    if (args.length < 3) {
        Usage();
    }

    int groupID = Integer.valueOf(args[0]);
    long timestamp = Long.valueOf(args[1]);
    List<String> nodes = new ArrayList<>();

    for (int i = 2; i < args.length; ++i) {
        nodes.add(args[i]);
    }

    System.out.println(
            " Generate Group operation, groupID: "
                    + groupID
                    + " ,timestamp: "
                    + timestamp
                    + " ,nodes: "
                    + nodes);

    ApplicationContext context =
            new ClassPathXmlApplicationContext("classpath:applicationContext.xml");
    Service service = context.getBean(Service.class);
    service.setGroupId(1);
    service.run();

    ChannelEthereumService channelEthereumService = new ChannelEthereumService();
    channelEthereumService.setChannelService(service);

    Web3j web3j = Web3j.build(channelEthereumService, 1);

    org.fisco.bcos.web3j.protocol.core.methods.response.GenerateGroup generateGroup =
            web3j.generateGroup(groupID, timestamp, false, nodes).send();
    logger.info("  generateGroup result: {}", generateGroup);

    System.out.println(" generateGroup result: " + generateGroup.getStatus());

    System.exit(0);
}
 

public Web3j init() throws Exception {
    ApplicationContext context =
            new ClassPathXmlApplicationContext("classpath:applicationContext.xml");
    Service service = context.getBean(Service.class);
    service.run();

    ChannelEthereumService channelEthereumService = new ChannelEthereumService();
    channelEthereumService.setChannelService(service);

    Web3j web3j = Web3j.build(channelEthereumService, service.getGroupId());
    return web3j;
}
 

public void initialize(String groupId) throws Exception {

        ApplicationContext context =
                new ClassPathXmlApplicationContext("classpath:applicationContext.xml");
        Service service = context.getBean(Service.class);
        service.setGroupId(Integer.parseInt(groupId));
        service.run();

        ChannelEthereumService channelEthereumService = new ChannelEthereumService();
        channelEthereumService.setChannelService(service);

        Web3AsyncThreadPoolSize.web3AsyncCorePoolSize = 3000;
        Web3AsyncThreadPoolSize.web3AsyncPoolSize = 2000;

        ScheduledExecutorService scheduledExecutorService = Executors.newScheduledThreadPool(500);
        Web3j web3 =
                Web3j.build(
                        channelEthereumService,
                        15 * 100,
                        scheduledExecutorService,
                        Integer.parseInt(groupId));

        Credentials credentials = GenCredential.create();

        dagTransfer =
                DagTransfer.load(
                        dagTransferAddr,
                        web3,
                        credentials,
                        new StaticGasProvider(
                                new BigInteger("30000000"), new BigInteger("30000000")));
        transactionManager = Contract.getTheTransactionManager(web3, credentials);
    }
 

public static void main(String[] args) throws Exception {

        // init the Service
        ApplicationContext context =
                new ClassPathXmlApplicationContext("classpath:applicationContext.xml");
        Service service = context.getBean(Service.class);
        service.setGroupId(Integer.parseInt(args[0]));
        service.run(); // run the daemon service
        // init the client keys
        keyPair = Keys.createEcKeyPair();
        credentials = GenCredential.create(keyPair.getPrivateKey().toString(16));

        logger.info("-----> start test !");
        logger.info("init AOMP ChannelEthereumService");
        ChannelEthereumService channelEthereumService = new ChannelEthereumService();
        channelEthereumService.setChannelService(service);
        channelEthereumService.setTimeout(5 * 1000);
        try {
            web3j = Web3j.build(channelEthereumService, Integer.parseInt(args[0]));
        } catch (Exception e) {
            System.out.println("\nPlease provide groupID in the first paramters");
            System.exit(0);
        }

        if (args.length > 1) {
            if ("deploy".equals(args[1])) {
                deployTableTest();
            } else {
                String[] params = new String[args.length - 1];
                for (int i = 0; i < params.length; i++) params[i] = args[i + 1];
                testTableTest(params);
            }
        } else {
            System.out.println(
                    "\nPlease choose follow commands:\n deploy, create, insert, select, update or remove");
        }
        System.exit(0);
    }
 

public static void main(String[] args) throws Exception {

        // init the Service
        ApplicationContext context =
                new ClassPathXmlApplicationContext("classpath:applicationContext.xml");
        Service service = context.getBean(Service.class);
        service.setGroupId(Integer.parseInt(args[0]));
        service.run(); // run the daemon service
        // init the client keys
        keyPair = Keys.createEcKeyPair();
        credentials = Credentials.create(keyPair);

        logger.info("-----> start test !");
        logger.info("init AOMP ChannelEthereumService");
        ChannelEthereumService channelEthereumService = new ChannelEthereumService();
        channelEthereumService.setChannelService(service);
        try {
            web3j = Web3j.build(channelEthereumService, Integer.parseInt(args[0]));
        } catch (Exception e) {
            System.out.println("\nPlease provide groupID in the first paramters");
            System.exit(0);
        }

        if (args.length > 1) {
            if ("deploy".equals(args[1])) {
                deployOk();
            } else {
                String[] params = new String[args.length - 1];
                for (int i = 0; i < params.length; i++) params[i] = args[i + 1];
                testOk(params);
            }
        } else {
            System.out.println("\nPlease choose follow commands:\n deploy, trans or get");
        }
        System.exit(0);
    }
 

public static void main(String[] args) throws Exception {

        // init the Service
        ApplicationContext context =
                new ClassPathXmlApplicationContext("classpath:applicationContext.xml");
        Service service = context.getBean(Service.class);
        service.setGroupId(Integer.parseInt(args[0]));
        service.run(); // run the daemon service
        // init the client keys
        keyPair = Keys.createEcKeyPair();
        credentials = Credentials.create(keyPair);

        logger.info("-----> start test !");
        logger.info("init AOMP ChannelEthereumService");
        ChannelEthereumService channelEthereumService = new ChannelEthereumService();
        channelEthereumService.setChannelService(service);
        try {
            web3j = Web3j.build(channelEthereumService, Integer.parseInt(args[0]));
        } catch (Exception e) {
            System.out.println("\nPlease provide groupID in the first paramters");
            System.exit(0);
        }

        if (args.length > 1) {
            if ("deploy".equals(args[1])) {
                deploymixContract();
            } else {
                String[] params = new String[args.length - 1];
                for (int i = 0; i < params.length; i++) params[i] = args[i + 1];
                testMixContract(params);
            }
        } else {
            System.out.println(
                    "\nPlease choose follow commands:\n deploy, create, insert, select, update or remove");
        }
        System.exit(0);
    }
 

public static void main(String[] args) throws Exception {
    EncryptType encryptType = new EncryptType(1);
    System.out.println(encryptType.getEncryptType());
    String groupId = "1";
    ApplicationContext context =
            new ClassPathXmlApplicationContext("classpath:applicationContext.xml");
    Service service = context.getBean(Service.class);
    service.run();
    System.out.println("===================================================================");

    ChannelEthereumService channelEthereumService = new ChannelEthereumService();
    channelEthereumService.setChannelService(service);
    channelEthereumService.setTimeout(10000);
    Web3j web3 = Web3j.build(channelEthereumService, Integer.parseInt(groupId));
    BigInteger gasPrice = new BigInteger("300000000");
    BigInteger gasLimit = new BigInteger("300000000");

    Credentials credentials1 =
            GenCredential.create(
                    "a392604efc2fad9c0b3da43b5f698a2e3f270f170d859912be0d54742275c5f6");

    ContractGasProvider contractGasProvider = new StaticGasProvider(gasPrice, gasLimit);
    NewSolTest erc20 = NewSolTest.deploy(web3, credentials1, contractGasProvider).send();

    for (int i = 0; i < 1; i++) {
        System.out.println("####contract address is: " + erc20.getContractAddress());
        erc20.transfer("0x0f49a17d17f82da2a7d92ecf19268274150eaf5e", new BigInteger("100"))
                .send();

        BigInteger oldBalance =
                erc20.balanceOf("0x0f49a17d17f82da2a7d92ecf19268274150eaf5e").send();
        System.out.println(
                "0x0f49a17d17f82da2a7d92ecf19268274150eaf5e balance" + oldBalance.intValue());
    }
    System.exit(0);
}
 

public static void main(String[] args) throws Exception {

        // init the Service
        ApplicationContext context =
                new ClassPathXmlApplicationContext("classpath:applicationContext.xml");
        Service service = context.getBean(Service.class);
        service.setGroupId(Integer.parseInt(args[0]));
        service.run(); // run the daemon service
        // init the client keys
        keyPair = Keys.createEcKeyPair();
        credentials = GenCredential.create(keyPair.getPrivateKey().toString(16));

        logger.info("-----> start test !");
        logger.info("init AOMP ChannelEthereumService");
        ChannelEthereumService channelEthereumService = new ChannelEthereumService();
        channelEthereumService.setChannelService(service);
        channelEthereumService.setTimeout(5 * 1000);
        try {
            web3j = Web3j.build(channelEthereumService, Integer.parseInt(args[0]));
        } catch (Exception e) {
            System.out.println("\nPlease provide groupID in the first parameters");
            System.exit(0);
        }

        if (args.length > 1) {
            if ("deploy".equals(args[1])) {
                deployTableTest();
            } else {
                String[] params = new String[args.length - 1];
                for (int i = 0; i < params.length; i++) params[i] = args[i + 1];
                testTableTest(params);
            }
        } else {
            System.out.println(
                    "\nPlease choose follow commands:\n deploy, create, insert, select, update or remove");
        }
        System.exit(0);
    }
 

public static void main(String[] args) throws Exception {
    EncryptType encryptType = new EncryptType(1);
    String groupId = "1";
    ApplicationContext context =
            new ClassPathXmlApplicationContext("classpath:applicationContext.xml");
    Service service = context.getBean(Service.class);
    service.run();
    System.out.println("===================================================================");

    ChannelEthereumService channelEthereumService = new ChannelEthereumService();
    channelEthereumService.setChannelService(service);
    channelEthereumService.setTimeout(10000);
    Web3j web3 = Web3j.build(channelEthereumService, Integer.parseInt(groupId));
    BigInteger gasPrice = new BigInteger("300000000");
    BigInteger gasLimit = new BigInteger("3000000000");

    Credentials credentials1 =
            GenCredential.create(
                    "a392604efc2fad9c0b3da43b5f698a2e3f270f170d859912be0d54742275c5f6");

    ContractGasProvider contractGasProvider = new StaticGasProvider(gasPrice, gasLimit);
    final Ok okDemo = Ok.deploy(web3, credentials1, contractGasProvider).send();

    for (int i = 0; i < 1; i++) {
        System.out.println("####contract address is: " + okDemo.getContractAddress());
        TransactionReceipt receipt = okDemo.trans(new BigInteger("4")).send();

        System.out.println(" balance = " + okDemo.get().send().intValue());
    }
    System.exit(0);
}
 

public static TransactionReceipt sentTx() throws Exception {
    // init the Service
    ApplicationContext context =
            new ClassPathXmlApplicationContext("classpath:applicationContext.xml");
    Service service = context.getBean(Service.class);
    service.run();
    ECKeyPair keyPair = Keys.createEcKeyPair();
    Credentials credentials = Credentials.create(keyPair);
    ChannelEthereumService channelEthereumService = new ChannelEthereumService();
    channelEthereumService.setChannelService(service);
    service.setGroupId(1);
    Web3j web3j = Web3j.build(channelEthereumService, service.getGroupId());

    RemoteCall<TableTest> deploy =
            TableTest.deploy(
                    web3j,
                    credentials,
                    new StaticGasProvider(
                            new BigInteger("30000000"), new BigInteger("30000000")));
    TableTest tableTest = deploy.send();
    tableTest.create().send();

    String name = "fruit";
    int item_id = 1;
    String item_name = "apple";

    RemoteCall<TransactionReceipt> insert =
            tableTest.insert(name, BigInteger.valueOf(item_id), item_name);
    TransactionReceipt txReceipt = insert.send();

    return txReceipt;
}
 

private void registerContractEvent(ContractEventInfo rInfo) {
	log.debug("start registerContractEvent infoId:{}", rInfo.getId());
	List<String> topicList = FrontUtils.string2ListStr(rInfo.getTopicList());
	String exchangeName = rInfo.getExchangeName();
	String queueName = rInfo.getQueueName();
	String appId = rInfo.getAppId();
	int groupId = rInfo.getGroupId();
	String eventRoutingKey = rInfo.getRoutingKey();
	String contractAddress = rInfo.getContractAddress();
	String abi = rInfo.getContractAbi();
	String fromBlock = rInfo.getFromBlock();
	String toBlock = rInfo.getToBlock();
	// 传入abi作decoder:
	TransactionDecoder decoder = new TransactionDecoder(abi);
	// init EventLogUserParams for register
	EventLogUserParams params = RabbitMQUtils.initSingleEventLogUserParams(
			fromBlock, toBlock, contractAddress, topicList);
	// bind queue to exchange by routing key "queueName_event"
	mqService.bindQueue2Exchange(exchangeName, queueName, eventRoutingKey);
	ContractEventCallback callBack =
			new ContractEventCallback(mqPublisher, exchangeName,
					eventRoutingKey, decoder, groupId, appId);
	org.fisco.bcos.channel.client.Service service = serviceMap.get(groupId);
	service.registerEventLogFilter(params, callBack);
	callBack.setRunning(true);
	CONTRACT_EVENT_CALLBACK_MAP.put(rInfo.getId(), callBack);
	log.debug("end registerContractEvent successful infoId:{}", rInfo.getId());
}
 

@Bean
public Web3j getWeb3j() throws Exception {
    ChannelEthereumService channelEthereumService = new ChannelEthereumService();
    Service service = getService();
    service.run();
    channelEthereumService.setChannelService(service);
    // default sync transactions timeout: 30s
    channelEthereumService.setTimeout(30000);
    return Web3j.build(channelEthereumService, service.getGroupId());
}
 

@Bean
public Service getService() {
    GroupChannelConnectionsConfig groupChannelConnectionsConfig = getGroupChannelConnections();
    Service channelService = new Service();
    channelService.setGroupId(systemEnvironmentConfig.getGroupId());
    channelService.setAllChannelConnections(groupChannelConnectionsConfig);
    // set some default connect timeout seconds
    channelService.setConnectSeconds(20);
    channelService.setConnectSleepPerMillis(10);
    return channelService;
}
 

public static Web3j initWeb3j(Service service) throws BrokerException {
    // init web3j with given group id
    try {
        log.info("begin to initialize web3sdk's Web3j, group id: {}", service.getGroupId());
        StopWatch sw = StopWatch.createStarted();

        // special thread for TransactionSucCallback.onResponse, callback from IO thread directly if not setting
        //service.setThreadPool(poolTaskExecutor);
        service.run();

        ChannelEthereumService channelEthereumService = new ChannelEthereumService();
        channelEthereumService.setChannelService(service);
        channelEthereumService.setTimeout(service.getConnectSeconds() * 1000);
        Web3j web3j = Web3j.build(channelEthereumService, service.getGroupId());

        // check connect with getNodeVersion command
        NodeVersion.Version version = web3j.getNodeVersion().send().getNodeVersion();
        String nodeVersion = version.getVersion();
        if (StringUtils.isBlank(nodeVersion)
                || !nodeVersion.contains(FISCO_BCOS_2_X_VERSION_PREFIX)) {
            log.error("init web3sdk failed, mismatch FISCO-BCOS version in node: {}", nodeVersion);
            throw new BrokerException(ErrorCode.WEB3SDK_INIT_ERROR);
        }
        chainID = version.getChainID();

        sw.stop();
        log.info("initialize web3sdk success, group id: {} cost: {} ms", service.getGroupId(), sw.getTime());
        return web3j;
    } catch (Exception e) {
        log.error("init web3sdk failed", e);
        throw new BrokerException(ErrorCode.WEB3SDK_INIT_ERROR);
    }
}
 

public static Service initService(Long groupId, FiscoConfig fiscoConfig) throws BrokerException {
    log.info("begin to initialize web3sdk's Service, group id: {}", groupId);

    try {
        int web3sdkTimeout = fiscoConfig.getWeb3sdkTimeout();

        Service service = new Service();
        // change jdk.tls.namedGroups will cause https's bug: ERR_SSL_VERSION_OR_CIPHER_MISMATCH
        service.setSetJavaOpt(false);
        // group info
        service.setOrgID(fiscoConfig.getOrgId());
        service.setGroupId(groupId.intValue());
        service.setConnectSeconds(web3sdkTimeout / 1000);
        // reconnect idle time 100ms
        service.setConnectSleepPerMillis(100);

        // connect key and string
        GroupChannelConnectionsConfig connectionsConfig = new GroupChannelConnectionsConfig();
        PathMatchingResourcePatternResolver resolver = new PathMatchingResourcePatternResolver();
        connectionsConfig.setCaCert(resolver.getResource("classpath:" + fiscoConfig.getCaCrtPath()));
        connectionsConfig.setSslCert(resolver.getResource("classpath:" + fiscoConfig.getSdkCrtPath()));
        connectionsConfig.setSslKey(resolver.getResource("classpath:" + fiscoConfig.getSdkKeyPath()));

        ChannelConnections channelConnections = new ChannelConnections();
        channelConnections.setGroupId(groupId.intValue());
        channelConnections.setConnectionsStr(Arrays.asList(fiscoConfig.getNodes().split(";")));
        connectionsConfig.setAllChannelConnections(Collections.singletonList(channelConnections));

        service.setAllChannelConnections(connectionsConfig);
        return service;
    } catch (Exception e) {
        log.error("init web3sdk's Service failed", e);
        throw new BrokerException(ErrorCode.WEB3SDK_INIT_SERVICE_ERROR);
    }
}
 

public static void main(String[] args) {
	logger.debug("Run AMDB Server");
	
	context = new ClassPathXmlApplicationContext(new String[] { "applicationContext.xml" });
	Service service = context.getBean("DBChannelService", Service.class);
	
	try {
		service.run();
	} catch (Exception e) {
	    logger.debug("errmsg:",e);
	}
}
 

public void setChannelService(Service channelService) {
    this.channelService = channelService;
}