com.hazelcast.config.XmlConfigBuilder Java Examples

public static void main(String[] args) {
	try {
		// 获取配置文件磁盘路径
		final String path = Thread.currentThread().getContextClassLoader().getResource("").toString() + DEF_CONFIG_FILE;
		// 构建XML配置
		XmlConfigBuilder builder = new XmlConfigBuilder(path);
		// 配置对应的properties解析参数
		builder.setProperties(getProperties());
		// 创建Config
		Config config = builder.build();
		// 输出Config参数
		System.out.println(config.getGroupConfig().getName());
	} catch (FileNotFoundException e) {
		e.printStackTrace();
	}
}
 

private Config createConfig() {
	Config config;
	try {
		config = new XmlConfigBuilder(Application.class.getClassLoader().getResource(CONFIG_NAME)).build();
	}
	catch (IOException e) {
		logger.error(e.getMessage(), e);
		throw new Error(e);
	}

	config.getSerializationConfig().addDataSerializableFactory(SerializableFactory.ID, new SerializableFactory());

	config.getSerializationConfig().getSerializerConfigs().add(new SerializerConfig().setTypeClass(JsonNode.class)
			.setImplementation(JsonSerializer.makePlain(JsonNode.class)));

	return config;
}
 

@Test
public void test_simple_sequencer_initialization_declarative()
        throws Exception {

    ClassLoader classLoader = BasicTestCase.class.getClassLoader();
    InputStream stream = classLoader.getResourceAsStream("hazelcast-node-configuration.xml");
    Config config = new XmlConfigBuilder(stream).build();

    TestHazelcastInstanceFactory factory = new TestHazelcastInstanceFactory(1);
    HazelcastInstance hazelcastInstance = factory.newHazelcastInstance(config);

    try {
        Snowcast snowcast = SnowcastSystem.snowcast(hazelcastInstance);
        SnowcastSequencer sequencer = buildSnowcastSequencer(snowcast);

        assertNotNull(sequencer);
    } finally {
        factory.shutdownAll();
    }
}
 

public static HazelcastInstance findOrCreateMember(final String xmlConfiguration, String instanceName) throws IOException {
    final HazelcastInstance found = Hazelcast.getHazelcastInstanceByName(instanceName);
    if (found != null) {
        return found;
    }

    final Config config;
    if (xmlConfiguration != null) {
        config =  new XmlConfigBuilder(IOs.findConfiguration(xmlConfiguration)).build();
    } else {
        config =  new XmlConfigBuilder().build();
    }
    if (instanceName != null) {
        config.setInstanceName(instanceName);
    }
    return Hazelcast.newHazelcastInstance(config);
}
 

private static Config getIMDGConfig(Resource configLocation) throws IOException {
    URL configUrl = configLocation.getURL();
    String configFileName = configUrl.getPath();
    InputStream inputStream = configUrl.openStream();
    if (configFileName.endsWith(".yaml") || configFileName.endsWith("yml")) {
        return new YamlConfigBuilder(inputStream).build();
    }
    return new XmlConfigBuilder(inputStream).build();
}
 

public static HazelcastInstance getInstance() {
    if (hazelcastInstance == null) {
        Config config = new XmlConfigBuilder().build();
        config.setInstanceName(Thread.currentThread().getName());

        hazelcastInstance = Hazelcast.getOrCreateHazelcastInstance(config);
    }

    return hazelcastInstance;
}
 

private Config getHazelcastConfig(NodeConfig nodeConfig, long interval, TimeUnit unit) {
    Config hazelcastConfig = new XmlConfigBuilder().build();
    hazelcastConfig.setGroupConfig(
            new GroupConfig().setName(this.clusterName));

    NetworkConfig networkConfig = nodeConfig.getNetworkConfig();
    if (unit != null && interval > 0L) {
        long seconds = Math.max(unit.toSeconds(interval), 1L);
        hazelcastConfig.setProperty("hazelcast.max.join.seconds", Long.toString(seconds));
    }

    String host = networkConfig.getHost();
    if (host != null)
        hazelcastConfig.getNetworkConfig().setPublicAddress(host);

    hazelcastConfig.getNetworkConfig().setPort(networkConfig.getPort());

    String listenInterface = networkConfig.getListeningInterface();
    if (listenInterface != null) {
        hazelcastConfig.getNetworkConfig().getInterfaces()
                .setEnabled(true)
                .addInterface(listenInterface);
        hazelcastConfig.setProperty("hazelcast.local.localAddress", listenInterface);
        hazelcastConfig.setProperty("hazelcast.local.publicAddress", listenInterface);
    }

    JoinConfig joinConfig = networkConfig.getJoinConfig();
    JoinConfig.Member[] members = joinConfig.getMembers();
    if (members != null && members.length > 0) {
        TcpIpConfig tcpIpConfig = hazelcastConfig.getNetworkConfig().getJoin().getTcpIpConfig();
        tcpIpConfig.setConnectionTimeoutSeconds(joinConfig.getTimeout());
        tcpIpConfig.setEnabled(true);

        for (JoinConfig.Member member : members)
            tcpIpConfig.addMember(member.getHost() + ":" + member.getPort());
    }

    return hazelcastConfig;
}
 

@Bean
public Config hazelcastConfig() {
	Resource location = hp.getConfigLocation();
	if (location != null && location.exists()) {
		try {
			return new XmlConfigBuilder(hp.getConfigLocation()
					.getInputStream()).build();
		} catch (IOException e) {
			throw new IllegalArgumentException(
					"Unable to use config location " + location, e);
		}
	} else {
		return new Config();
	}
}
 

@Bean
@ConditionalOnProperty(name = "summer.hazelcast.consul.enabled", havingValue = "true", matchIfMissing = false)
public Config hazlecastConsulConfig() throws Exception {
    Config config = new XmlConfigBuilder().build();
    //
    final SpringManagedContext springManagedContext = new SpringManagedContext();
    springManagedContext.setApplicationContext(applicationContext);
    config.setManagedContext(springManagedContext);
    //
    // Use Consul for discovery instead of multicast with the help of this:
    // https://github.com/bitsofinfo/hazelcast-consul-discovery-spi
    //
    config.setProperty("hazelcast.discovery.enabled", Boolean.TRUE.toString());
    if(healthCheckType==HEALTHCHECKTYPE.HTTP)
    {
        config.setProperty("hazelcast.http.healthcheck.enabled", Boolean.TRUE.toString());            
    }
    config.getNetworkConfig().getJoin().getMulticastConfig().setEnabled(false);
    config.getNetworkConfig().setPublicAddress(InetAddress.getByName(discoveryHostName).getHostAddress());

    DiscoveryStrategyConfig discoveryStrategyConfig = new DiscoveryStrategyConfig(
            new ConsulDiscoveryStrategyFactory());
    discoveryStrategyConfig.addProperty(ConsulDiscoveryConfiguration.CONSUL_HOST.key(), this.consulHost);
    discoveryStrategyConfig.addProperty(ConsulDiscoveryConfiguration.CONSUL_PORT.key(), this.consulPort);
    discoveryStrategyConfig.addProperty(ConsulDiscoveryConfiguration.CONSUL_SERVICE_TAGS.key(), this.serviceTags);
    discoveryStrategyConfig.addProperty(ConsulDiscoveryConfiguration.CONSUL_SERVICE_NAME.key(),
            this.servicePrefix + this.appName);
    discoveryStrategyConfig.addProperty(ConsulDiscoveryConfiguration.CONSUL_HEALTHY_ONLY.key(), true);
    discoveryStrategyConfig.addProperty(ConsulDiscoveryConfiguration.CONSUL_DISCOVERY_DELAY_MS.key(),
            this.configurationDelay);

    discoveryStrategyConfig.addProperty(ConsulDiscoveryConfiguration.CONSUL_REGISTRATOR.key(),
            LocalDiscoveryNodeRegistrator.class.getName());
    ObjectNode jsonRegistratorConfig = JsonNodeFactory.instance.objectNode();
    jsonRegistratorConfig.put(LocalDiscoveryNodeRegistrator.CONFIG_PROP_PREFER_PUBLIC_ADDRESS, true);

    switch(healthCheckType) {
        case HTTP:
            jsonRegistratorConfig.put(BaseRegistrator.CONFIG_PROP_HEALTH_CHECK_PROVIDER,HttpHealthCheckBuilder.class.getName());
            jsonRegistratorConfig.put(HttpHealthCheckBuilder.CONFIG_PROP_HEALTH_CHECK_HTTP, "http://#MYIP:#MYPORT/hazelcast/health");
            jsonRegistratorConfig.put(HttpHealthCheckBuilder.CONFIG_PROP_HEALTH_CHECK_HTTP_INTERVAL_SECONDS, healthCheckInterval);
            log.debug("Hazelcast HTTP health check set up (run every {} secs)", healthCheckInterval);
            break;
        case TCP:
            jsonRegistratorConfig.put(BaseRegistrator.CONFIG_PROP_HEALTH_CHECK_PROVIDER,TcpHealthCheckBuilder.class.getName());
            jsonRegistratorConfig.put(TcpHealthCheckBuilder.CONFIG_PROP_HEALTH_CHECK_TCP, "#MYIP:#MYPORT");
            jsonRegistratorConfig.put(TcpHealthCheckBuilder.CONFIG_PROP_HEALTH_CHECK_TCP_INTERVAL_SECONDS, healthCheckInterval);
            log.debug("Hazelcast TCP health check set up (run every {} secs)", healthCheckInterval);
            break;
        default:
            log.warn("What are you doing here, my oh my!");
            break;
    }
    

    // Scripts are executed on the consul server, so they are consul-host
    // dependent, meh
    // jsonRegistratorConfig.put(BaseRegistrator.CONFIG_PROP_HEALTH_CHECK_PROVIDER,
    // ScriptHealthCheckBuilder.class.getName());
    // jsonRegistratorConfig.put(ScriptHealthCheckBuilder.CONFIG_PROP_HEALTH_CHECK_SCRIPT,
    // "nc -z #MYIP #MYPORT");
    // jsonRegistratorConfig.put(ScriptHealthCheckBuilder.CONFIG_PROP_HEALTH_CHECK_SCRIPT_INTERVAL_SECONDS,
    // 10);

    discoveryStrategyConfig.addProperty(ConsulDiscoveryConfiguration.CONSUL_REGISTRATOR_CONFIG.key(),
            jsonRegistratorConfig.toString());

    config.getNetworkConfig().getJoin().getDiscoveryConfig().getDiscoveryStrategyConfigs()
            .add(discoveryStrategyConfig);
    log.info("Hazelcast configured to use Consul for discovery");
    
    
    // Apply custom configurations, if necessary
    if(hazelcastConfigurers!=null)
    {
        for(HazelcastConfigurer hazelcastConfigurer: hazelcastConfigurers)
        {
            log.debug("Applying HazelcastConfigurer {}", hazelcastConfigurer.getClass().getName());
            hazelcastConfigurer.configure(config);
        }
    }
    
    return config;
}
 

/**
 * Loads Hazelcast config XML and transform it into a {@link Config} object.
 *
 * The content is read from:
 * <ol>
 * <li>the location denoted by the {@code vertx.hazelcast.config} sysprop, if present, or</li>
 * <li>the {@code cluster.xml} file on the classpath, if present, or</li>
 * <li>the default config file</li>
 * </ol>
 *
 * @return a config object
 */
public static Config loadConfig() {
  Config cfg = null;
  try (InputStream is = getConfigStream();
       InputStream bis = new BufferedInputStream(is)) {
    cfg = new XmlConfigBuilder(bis).build();
  } catch (IOException ex) {
    log.error("Failed to read config", ex);
  }
  return cfg;
}