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Java PoolingOptions.setCoreConnectionsPerHost方法代码示例

本文整理汇总了Java中com.datastax.driver.core.PoolingOptions.setCoreConnectionsPerHost方法的典型用法代码示例。如果您正苦于以下问题：Java PoolingOptions.setCoreConnectionsPerHost方法的具体用法？Java PoolingOptions.setCoreConnectionsPerHost怎么用？Java PoolingOptions.setCoreConnectionsPerHost使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类com.datastax.driver.core.PoolingOptions的用法示例。


在下文中一共展示了PoolingOptions.setCoreConnectionsPerHost方法的13个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。

示例1: getReadPoolingOptions

import com.datastax.driver.core.PoolingOptions; //导入方法依赖的package包/类
private static PoolingOptions getReadPoolingOptions(Configuration conf)
{
    Optional<Integer> coreConnections = getInputCoreConnections(conf);
    Optional<Integer> maxConnections = getInputMaxConnections(conf);
    Optional<Integer> maxSimultaneousRequests = getInputMaxSimultReqPerConnections(conf);
    Optional<Integer> minSimultaneousRequests = getInputMinSimultReqPerConnections(conf);
    
    PoolingOptions poolingOptions = new PoolingOptions();

    for (HostDistance hostDistance : Arrays.asList(HostDistance.LOCAL, HostDistance.REMOTE))
    {
        if (coreConnections.isPresent())
            poolingOptions.setCoreConnectionsPerHost(hostDistance, coreConnections.get());
        if (maxConnections.isPresent())
            poolingOptions.setMaxConnectionsPerHost(hostDistance, maxConnections.get());
        if (minSimultaneousRequests.isPresent())
            poolingOptions.setMinSimultaneousRequestsPerConnectionThreshold(hostDistance, minSimultaneousRequests.get());
        if (maxSimultaneousRequests.isPresent())
            poolingOptions.setMaxSimultaneousRequestsPerConnectionThreshold(hostDistance, maxSimultaneousRequests.get());
    }

    return poolingOptions;
}
开发者ID:vcostet，项目名称:cassandra-kmean，代码行数:24，代码来源:CqlConfigHelper.java

示例2: setup

import com.datastax.driver.core.PoolingOptions; //导入方法依赖的package包/类
private void setup()
    throws IOException, KeyStoreException, NoSuchAlgorithmException, KeyManagementException,
           CertificateException, UnrecoverableKeyException  {
    // Connect to Cassandra
    PoolingOptions pOpts = new PoolingOptions();
    pOpts.setCoreConnectionsPerHost(HostDistance.LOCAL, 4);
    pOpts.setMaxConnectionsPerHost(HostDistance.LOCAL, 4);
    Cluster.Builder clusterBuilder = Cluster.builder()
        .addContactPoint(host)
        .withPort(port)
        .withPoolingOptions(pOpts)
        .withLoadBalancingPolicy(new TokenAwarePolicy( DCAwareRoundRobinPolicy.builder().build()));
    if (null != username)
        clusterBuilder = clusterBuilder.withCredentials(username, password);
    if (null != truststorePath)
        clusterBuilder = clusterBuilder.withSSL(createSSLOptions());

    cluster = clusterBuilder.build();
    if (null == cluster) {
        throw new IOException("Could not create cluster");
    }
    session = cluster.connect();
}
开发者ID:brianmhess，项目名称:cassandra-loader，代码行数:24，代码来源:CqlDelimUnload.java

示例3: copyPoolingOptions

import com.datastax.driver.core.PoolingOptions; //导入方法依赖的package包/类
private void copyPoolingOptions(Builder builder) {
    PoolingOptions opts = new PoolingOptions();

    opts.setCoreConnectionsPerHost(HostDistance.REMOTE,
            remoteCoreConnectionsPerHost);
    opts.setCoreConnectionsPerHost(HostDistance.LOCAL,
            localCoreConnectionsPerHost);
    opts.setMaxConnectionsPerHost(HostDistance.REMOTE,
            remoteMaxConnectionsPerHost);
    opts.setMaxConnectionsPerHost(HostDistance.LOCAL,
            localMaxConnectionsPerHost);
    opts.setMaxSimultaneousRequestsPerConnectionThreshold(
            HostDistance.REMOTE,
            remoteMaxSimultaneousRequestsPerConnectionThreshold);
    opts.setMaxSimultaneousRequestsPerConnectionThreshold(
            HostDistance.LOCAL,
            localMaxSimultaneousRequestsPerConnectionThreshold);
    opts.setMinSimultaneousRequestsPerConnectionThreshold(
            HostDistance.REMOTE,
            remoteMinSimultaneousRequestsPerConnectionThreshold);
    opts.setMinSimultaneousRequestsPerConnectionThreshold(
            HostDistance.LOCAL,
            localMinSimultaneousRequestsPerConnectionThreshold);

    builder.withPoolingOptions(opts);
}
开发者ID:pulsarIO，项目名称:realtime-analytics，代码行数:27，代码来源:CassandraConfig.java

示例4: getReadPoolingOptions

import com.datastax.driver.core.PoolingOptions; //导入方法依赖的package包/类
private static PoolingOptions getReadPoolingOptions(Configuration conf)
{
    Optional<Integer> coreConnections = getInputCoreConnections(conf);
    Optional<Integer> maxConnections = getInputMaxConnections(conf);
    Optional<Integer> maxSimultaneousRequests = getInputMaxSimultReqPerConnections(conf);

    PoolingOptions poolingOptions = new PoolingOptions();

    for (HostDistance hostDistance : Arrays.asList(HostDistance.LOCAL, HostDistance.REMOTE))
    {
        if (coreConnections.isPresent())
            poolingOptions.setCoreConnectionsPerHost(hostDistance, coreConnections.get());
        if (maxConnections.isPresent())
            poolingOptions.setMaxConnectionsPerHost(hostDistance, maxConnections.get());
        if (maxSimultaneousRequests.isPresent())
            poolingOptions.setNewConnectionThreshold(hostDistance, maxSimultaneousRequests.get());
    }

    return poolingOptions;
}
开发者ID:scylladb，项目名称:scylla-tools-java，代码行数:21，代码来源:CqlConfigHelper.java

示例5: getReadPoolingOptions

import com.datastax.driver.core.PoolingOptions; //导入方法依赖的package包/类
private static PoolingOptions getReadPoolingOptions(Configuration conf)
{
    Optional<Integer> coreConnections = getInputCoreConnections(conf);
    Optional<Integer> maxConnections = getInputMaxConnections(conf);
    Optional<Integer> maxSimultaneousRequests = getInputMaxSimultReqPerConnections(conf);
    Optional<Integer> minSimultaneousRequests = getInputMinSimultReqPerConnections(conf);
    
    PoolingOptions poolingOptions = new PoolingOptions();

    if (coreConnections.isPresent())
        poolingOptions.setCoreConnectionsPerHost(HostDistance.LOCAL, coreConnections.get());
    if (maxConnections.isPresent())
        poolingOptions.setMaxConnectionsPerHost(HostDistance.LOCAL, maxConnections.get());
    if (maxSimultaneousRequests.isPresent())
        poolingOptions.setMaxSimultaneousRequestsPerConnectionThreshold(HostDistance.LOCAL, maxSimultaneousRequests.get());
    if (minSimultaneousRequests.isPresent())
        poolingOptions.setMinSimultaneousRequestsPerConnectionThreshold(HostDistance.LOCAL, minSimultaneousRequests.get());

    poolingOptions.setCoreConnectionsPerHost(HostDistance.REMOTE, 0)
                  .setMaxConnectionsPerHost(HostDistance.REMOTE, 0)
                  .setMaxSimultaneousRequestsPerConnectionThreshold(HostDistance.REMOTE, 0)
                  .setMinSimultaneousRequestsPerConnectionThreshold(HostDistance.REMOTE, 0);

    return poolingOptions;
}
开发者ID:rajath26，项目名称:cassandra-trunk，代码行数:26，代码来源:CqlConfigHelper.java

示例6: CassandraConn

import com.datastax.driver.core.PoolingOptions; //导入方法依赖的package包/类
public CassandraConn(String node, String keyspace, String username, String password) {
   
  PoolingOptions pools = new PoolingOptions();
     pools.setMaxSimultaneousRequestsPerConnectionThreshold(HostDistance.LOCAL, maxRequestPerConnection);
     pools.setMaxSimultaneousRequestsPerConnectionThreshold(HostDistance.LOCAL, minRequestPerConnection);
     pools.setCoreConnectionsPerHost(HostDistance.LOCAL, coreConnectionLocalPerHost);
     pools.setMaxConnectionsPerHost(HostDistance.LOCAL, maxConnectionLocalPerHost);
     pools.setCoreConnectionsPerHost(HostDistance.REMOTE, coreConnectionRemotePerHost);
     pools.setMaxConnectionsPerHost(HostDistance.REMOTE, maxConnectionRemotePerHost);

       
     cluster = Cluster.builder()
           .addContactPoint(node)
           .withPoolingOptions(pools)
.withCredentials(username, password)
              .withSocketOptions(new SocketOptions().setTcpNoDelay(true))
              .build();
     
     Metadata metadata = cluster.getMetadata();
     System.out.printf("Connected to cluster: %s\n", 
           metadata.getClusterName());
     for ( Host host : metadata.getAllHosts() ) {
        System.out.printf("Datatacenter: %s; Host: %s; Rack: %s\n",
              host.getDatacenter(), host.getAddress(), host.getRack());
     }
     session = cluster.connect(keyspace);
  }
开发者ID:bailoo，项目名称:Agamemnon，代码行数:28，代码来源:CassandraConn.java

示例7: setPoolingOptions

import com.datastax.driver.core.PoolingOptions; //导入方法依赖的package包/类
private void setPoolingOptions(PoolingOptions poolingOptions, HostDistance hostDistance, HostDistanceOptions options) {
    if (options.getCoreConnections() != null) {
        poolingOptions.setCoreConnectionsPerHost(hostDistance, options.getCoreConnections());
    }
    if (options.getMaxConnections() != null) {
        poolingOptions.setMaxConnectionsPerHost(hostDistance, options.getMaxConnections());
    }
    if (options.getMaxRequestsPerConnection() != null) {
        poolingOptions.setMaxRequestsPerConnection(hostDistance, options.getMaxRequestsPerConnection());
    }
    if (options.getNewConnectionThreshold() != null) {
        poolingOptions.setNewConnectionThreshold(hostDistance, options.getNewConnectionThreshold());
    }
}
开发者ID:composable-systems，项目名称:dropwizard-cassandra，代码行数:15，代码来源:PoolingOptionsFactory.java

示例8: populatePoolingSettings

import com.datastax.driver.core.PoolingOptions; //导入方法依赖的package包/类
private Cluster.Builder populatePoolingSettings(Properties properties, Cluster.Builder builder) {
  String localCoreConnectionsPerHost = properties.getProperty(CassandraStoreParameters.LOCAL_CORE_CONNECTIONS_PER_HOST);
  String remoteCoreConnectionsPerHost = properties.getProperty(CassandraStoreParameters.REMOTE_CORE_CONNECTIONS_PER_HOST);
  String localMaxConnectionsPerHost = properties.getProperty(CassandraStoreParameters.LOCAL_MAX_CONNECTIONS_PER_HOST);
  String remoteMaxConnectionsPerHost = properties.getProperty(CassandraStoreParameters.REMOTE_MAX_CONNECTIONS_PER_HOST);
  String localNewConnectionThreshold = properties.getProperty(CassandraStoreParameters.LOCAL_NEW_CONNECTION_THRESHOLD);
  String remoteNewConnectionThreshold = properties.getProperty(CassandraStoreParameters.REMOTE_NEW_CONNECTION_THRESHOLD);
  String localMaxRequestsPerConnection = properties.getProperty(CassandraStoreParameters.LOCAL_MAX_REQUESTS_PER_CONNECTION);
  String remoteMaxRequestsPerConnection = properties.getProperty(CassandraStoreParameters.REMOTE_MAX_REQUESTS_PER_CONNECTION);
  PoolingOptions options = new PoolingOptions();
  if (localCoreConnectionsPerHost != null) {
    options.setCoreConnectionsPerHost(HostDistance.LOCAL, Integer.parseInt(localCoreConnectionsPerHost));
  }
  if (remoteCoreConnectionsPerHost != null) {
    options.setCoreConnectionsPerHost(HostDistance.REMOTE, Integer.parseInt(remoteCoreConnectionsPerHost));
  }
  if (localMaxConnectionsPerHost != null) {
    options.setMaxConnectionsPerHost(HostDistance.LOCAL, Integer.parseInt(localMaxConnectionsPerHost));
  }
  if (remoteMaxConnectionsPerHost != null) {
    options.setMaxConnectionsPerHost(HostDistance.REMOTE, Integer.parseInt(remoteMaxConnectionsPerHost));
  }
  if (localNewConnectionThreshold != null) {
    options.setNewConnectionThreshold(HostDistance.LOCAL, Integer.parseInt(localNewConnectionThreshold));
  }
  if (remoteNewConnectionThreshold != null) {
    options.setNewConnectionThreshold(HostDistance.REMOTE, Integer.parseInt(remoteNewConnectionThreshold));
  }
  if (localMaxRequestsPerConnection != null) {
    options.setMaxRequestsPerConnection(HostDistance.LOCAL, Integer.parseInt(localMaxRequestsPerConnection));
  }
  if (remoteMaxRequestsPerConnection != null) {
    options.setMaxRequestsPerConnection(HostDistance.REMOTE, Integer.parseInt(remoteMaxRequestsPerConnection));
  }
  builder = builder.withPoolingOptions(options);
  return builder;
}
开发者ID:apache，项目名称:gora，代码行数:38，代码来源:CassandraClient.java

示例9: populatePoolingSettings

import com.datastax.driver.core.PoolingOptions; //导入方法依赖的package包/类
private Builder populatePoolingSettings(Map<String, String> properties, Builder builder) {
    String localCoreConnectionsPerHost = properties.get(DBConstants.Cassandra.LOCAL_CORE_CONNECTIONS_PER_HOST);
    String remoteCoreConnectionsPerHost = properties.get(DBConstants.Cassandra.REMOTE_CORE_CONNECTIONS_PER_HOST);
    String localMaxConnectionsPerHost = properties.get(DBConstants.Cassandra.LOCAL_MAX_CONNECTIONS_PER_HOST);
    String remoteMaxConnectionsPerHost = properties.get(DBConstants.Cassandra.REMOTE_MAX_CONNECTIONS_PER_HOST);
    String localNewConnectionThreshold = properties.get(DBConstants.Cassandra.LOCAL_NEW_CONNECTION_THRESHOLD);
    String remoteNewConnectionThreshold = properties.get(DBConstants.Cassandra.REMOTE_NEW_CONNECTION_THRESHOLD);
    String localMaxRequestsPerConnection = properties.get(DBConstants.Cassandra.LOCAL_MAX_REQUESTS_PER_CONNECTION);
    String remoteMaxRequestsPerConnection = properties.get(DBConstants.Cassandra.REMOTE_MAX_REQUESTS_PER_CONNECTION);
    PoolingOptions options = new PoolingOptions();
    if (localCoreConnectionsPerHost != null) {
        options.setCoreConnectionsPerHost(HostDistance.LOCAL, Integer.parseInt(localCoreConnectionsPerHost));
    }
    if (remoteCoreConnectionsPerHost != null) {
        options.setCoreConnectionsPerHost(HostDistance.REMOTE, Integer.parseInt(remoteCoreConnectionsPerHost));
    }
    if (localMaxConnectionsPerHost != null) {
        options.setMaxConnectionsPerHost(HostDistance.LOCAL, Integer.parseInt(localMaxConnectionsPerHost));
    }
    if (remoteMaxConnectionsPerHost != null) {
        options.setMaxConnectionsPerHost(HostDistance.REMOTE, Integer.parseInt(remoteMaxConnectionsPerHost));
    }
    if (localNewConnectionThreshold != null) {
        options.setNewConnectionThreshold(HostDistance.LOCAL, Integer.parseInt(localNewConnectionThreshold));
    }
    if (remoteNewConnectionThreshold != null) {
        options.setNewConnectionThreshold(HostDistance.REMOTE, Integer.parseInt(remoteNewConnectionThreshold));
    }
    if (localMaxRequestsPerConnection != null) {
        options.setMaxRequestsPerConnection(HostDistance.LOCAL, Integer.parseInt(localMaxRequestsPerConnection));
    }
    if (remoteMaxRequestsPerConnection != null) {
        options.setMaxRequestsPerConnection(HostDistance.REMOTE, Integer.parseInt(remoteMaxRequestsPerConnection));
    }
    builder = builder.withPoolingOptions(options);
    return builder;
}
开发者ID:wso2，项目名称:carbon-data，代码行数:38，代码来源:CassandraConfig.java

示例10: createStandaloneConnection

import com.datastax.driver.core.PoolingOptions; //导入方法依赖的package包/类
/**
 * Method to create the standalone cassandra connection .
 * 
 * @param ip
 * @param port
 * @param userName
 * @param password
 * @param keyspace
 * @return
 */
private boolean createStandaloneConnection(String ip, String port, String userName,
    String password, String keyspace) {

  Session cassandraSession = null;
  boolean connection = false;
  Cluster cluster = null;
  try {
    if (null == cassandraSessionMap.get(keyspace)) {
      PropertiesCache cache = PropertiesCache.getInstance();
      PoolingOptions poolingOptions = new PoolingOptions();
      poolingOptions.setCoreConnectionsPerHost(HostDistance.LOCAL,
          Integer.parseInt(cache.getProperty(Constants.CORE_CONNECTIONS_PER_HOST_FOR_LOCAL)));
      poolingOptions.setMaxConnectionsPerHost(HostDistance.LOCAL,
          Integer.parseInt(cache.getProperty(Constants.MAX_CONNECTIONS_PER_HOST_FOR_LOCAl)));
      poolingOptions.setCoreConnectionsPerHost(HostDistance.REMOTE,
          Integer.parseInt(cache.getProperty(Constants.CORE_CONNECTIONS_PER_HOST_FOR_REMOTE)));
      poolingOptions.setMaxConnectionsPerHost(HostDistance.REMOTE,
          Integer.parseInt(cache.getProperty(Constants.MAX_CONNECTIONS_PER_HOST_FOR_REMOTE)));
      poolingOptions.setMaxRequestsPerConnection(HostDistance.LOCAL,
          Integer.parseInt(cache.getProperty(Constants.MAX_REQUEST_PER_CONNECTION)));
      poolingOptions.setHeartbeatIntervalSeconds(
          Integer.parseInt(cache.getProperty(Constants.HEARTBEAT_INTERVAL)));
      poolingOptions
          .setPoolTimeoutMillis(Integer.parseInt(cache.getProperty(Constants.POOL_TIMEOUT)));
      if (!ProjectUtil.isStringNullOREmpty(userName)
          && !ProjectUtil.isStringNullOREmpty(password)) {
        cluster = createCluster(ip, port, userName, password, poolingOptions);
      } else {
        cluster = createCluster(ip, port, poolingOptions);
      }
      QueryLogger queryLogger = QueryLogger.builder().withConstantThreshold(
          Integer.parseInt(cache.getProperty(Constants.QUERY_LOGGER_THRESHOLD))).build();
      cluster.register(queryLogger);
      cassandraSession = cluster.connect(keyspace);

      if (null != cassandraSession) {
        connection = true;
        cassandraSessionMap.put(keyspace, cassandraSession);
        cassandraclusterMap.put(keyspace, cluster);
      }
      final Metadata metadata = cluster.getMetadata();
      String msg = String.format("Connected to cluster: %s", metadata.getClusterName());
      ProjectLogger.log(msg);

      for (final Host host : metadata.getAllHosts()) {
        msg = String.format("Datacenter: %s; Host: %s; Rack: %s", host.getDatacenter(),
            host.getAddress(), host.getRack());
        ProjectLogger.log(msg);
      }
    }
  } catch (Exception e) {
    ProjectLogger.log("Error occured while creating connection :", e);
    throw new ProjectCommonException(ResponseCode.internalError.getErrorCode(), e.getMessage(),
        ResponseCode.SERVER_ERROR.getResponseCode());
  }

  if (null != cassandraSessionMap.get(keyspace)) {
    connection = true;
  }
  return connection;


}
开发者ID:project-sunbird，项目名称:sunbird-utils，代码行数:74，代码来源:CassandraConnectionManagerImpl.java

示例11: newCqlDriverBuilder

import com.datastax.driver.core.PoolingOptions; //导入方法依赖的package包/类
private com.datastax.driver.core.Cluster.Builder newCqlDriverBuilder(ConnectionPoolConfiguration poolConfig,
                                                                     MetricRegistry metricRegistry) {
    performHostDiscovery(metricRegistry);

    String[] seeds = _seeds.split(",");
    List<String> contactPoints = Lists.newArrayListWithCapacity(seeds.length);

    // Each seed may be a host name or a host name and port (e.g.; "1.2.3.4" or "1.2.3.4:9160").  These need
    // to be converted into host names only.
    for (String seed : seeds) {
        HostAndPort hostAndPort = HostAndPort.fromString(seed);
        seed = hostAndPort.getHostText();
        if (hostAndPort.hasPort()) {
            if (hostAndPort.getPort() == _thriftPort) {
                _log.debug("Seed {} found using RPC port; swapping for native port {}", seed, _cqlPort);
            } else if (hostAndPort.getPort() != _cqlPort) {
                throw new IllegalArgumentException(String.format(
                        "Seed %s found with invalid port %s.  The port must match either the RPC (thrift) port %s " +
                        "or the native (CQL) port %s", seed, hostAndPort.getPort(), _thriftPort, _cqlPort));
            }
        }

        contactPoints.add(seed);
    }

    PoolingOptions poolingOptions = new PoolingOptions();
    if (poolConfig.getMaxConnectionsPerHost().or(getMaxConnectionsPerHost()).isPresent()) {
        poolingOptions.setMaxConnectionsPerHost(HostDistance.LOCAL, poolConfig.getMaxConnectionsPerHost().or(getMaxConnectionsPerHost()).get());
    }
    if (poolConfig.getCoreConnectionsPerHost().or(getCoreConnectionsPerHost()).isPresent()) {
        poolingOptions.setCoreConnectionsPerHost(HostDistance.LOCAL, poolConfig.getCoreConnectionsPerHost().or(getCoreConnectionsPerHost()).get());
    }

    SocketOptions socketOptions = new SocketOptions();
    if (poolConfig.getConnectTimeout().or(getConnectTimeout()).isPresent()) {
        socketOptions.setConnectTimeoutMillis(poolConfig.getConnectTimeout().or(getConnectTimeout()).get());
    }
    if (poolConfig.getSocketTimeout().or(getSocketTimeout()).isPresent()) {
        socketOptions.setReadTimeoutMillis(poolConfig.getSocketTimeout().or(getSocketTimeout()).get());
    }

    AuthProvider authProvider = _authenticationCredentials != null
            ? new PlainTextAuthProvider(_authenticationCredentials.getUsername(), _authenticationCredentials.getPassword())
            : AuthProvider.NONE;

    return com.datastax.driver.core.Cluster.builder()
            .addContactPoints(contactPoints.toArray(new String[contactPoints.size()]))
            .withPort(_cqlPort)
            .withPoolingOptions(poolingOptions)
            .withSocketOptions(socketOptions)
            .withRetryPolicy(Policies.defaultRetryPolicy())
            .withAuthProvider(authProvider);
}
开发者ID:bazaarvoice，项目名称:emodb，代码行数:54，代码来源:CassandraConfiguration.java

示例12: CQLClient

import com.datastax.driver.core.PoolingOptions; //导入方法依赖的package包/类
public CQLClient(LoaderOptions options, String keyspace)
        throws NoSuchAlgorithmException, FileNotFoundException, IOException, KeyStoreException,
        CertificateException, UnrecoverableKeyException, KeyManagementException, ConfigurationException {

    // System.setProperty("com.datastax.driver.NON_BLOCKING_EXECUTOR_SIZE",
    // "64");

    PoolingOptions poolingOptions = new PoolingOptions();

    int connections = options.connectionsPerHost;
    if (connections == 0) {
        connections = 8;
    }
    poolingOptions.setCoreConnectionsPerHost(HostDistance.LOCAL, Math.max(1, connections / 2));
    poolingOptions.setCoreConnectionsPerHost(HostDistance.REMOTE, Math.max(1, connections / 4));
    poolingOptions.setMaxConnectionsPerHost(HostDistance.LOCAL, connections);
    poolingOptions.setMaxConnectionsPerHost(HostDistance.REMOTE, Math.max(1, connections / 2));
    poolingOptions.setMaxRequestsPerConnection(HostDistance.LOCAL, 32768);
    poolingOptions.setMaxRequestsPerConnection(HostDistance.REMOTE, 2000);

    this.simulate = options.simulate;
    this.verbose = options.verbose;
    Cluster.Builder builder = builder().addContactPoints(options.hosts).withProtocolVersion(ProtocolVersion.V3)
            .withCompression(Compression.LZ4).withPoolingOptions(poolingOptions);
    if (options.user != null && options.passwd != null) {
        builder = builder.withCredentials(options.user, options.passwd);
    }
    if (options.ssl) {
        EncryptionOptions enco = options.encOptions;
        SSLContext ctx = SSLContext.getInstance(options.encOptions.protocol);

        try (FileInputStream tsf = new FileInputStream(enco.truststore);
                FileInputStream ksf = new FileInputStream(enco.keystore)) {
            KeyStore ts = KeyStore.getInstance(enco.store_type);
            ts.load(tsf, enco.truststore_password.toCharArray());
            TrustManagerFactory tmf = TrustManagerFactory
                    .getInstance(TrustManagerFactory.getDefaultAlgorithm());
            tmf.init(ts);

            KeyStore ks = KeyStore.getInstance("JKS");
            ks.load(ksf, enco.keystore_password.toCharArray());
            KeyManagerFactory kmf = KeyManagerFactory.getInstance(KeyManagerFactory.getDefaultAlgorithm());
            kmf.init(ks, enco.keystore_password.toCharArray());
            ctx.init(kmf.getKeyManagers(), tmf.getTrustManagers(), new SecureRandom());
        }
        SSLOptions sslOptions = JdkSSLOptions.builder().withSSLContext(ctx).withCipherSuites(enco.cipher_suites)
                .build();
        builder = builder.withSSL(sslOptions);
    }

    cluster = builder.build();
    session = cluster.connect(keyspace);
    metadata = cluster.getMetadata();
    keyspaceMetadata = metadata.getKeyspace(keyspace);
    org.apache.cassandra.schema.KeyspaceMetadata ksMetaData = org.apache.cassandra.schema.KeyspaceMetadata
            .create(keyspaceMetadata.getName(), KeyspaceParams.create(keyspaceMetadata.isDurableWrites(),
                    keyspaceMetadata.getReplication()));
    Schema.instance.load(ksMetaData);

    loadUserTypes(keyspaceMetadata.getUserTypes(), keyspace);

    partitioner = FBUtilities.newPartitioner(metadata.getPartitioner());
    if (options.throttle != 0) {
        rateLimiter = RateLimiter.create(options.throttle * 1000 * 1000 / 8);
    }

    this.batch = options.batch;
    this.preparedStatements = options.prepare ? new ConcurrentHashMap<>() : null;
    this.ignoreColumns = options.ignoreColumns;
}
开发者ID:scylladb，项目名称:scylla-tools-java，代码行数:71，代码来源:BulkLoader.java

示例13: configurePoolingOptions

import com.datastax.driver.core.PoolingOptions; //导入方法依赖的package包/类
/**
 * Creates the pooling options for this factory.
 * 
 * @param configuration the configuration.
 * @return the pooling options for this factory.
 */
private PoolingOptions configurePoolingOptions(final Configuration<Map<String, Object>> configuration) {
	final PoolingOptions poolingOptions = new PoolingOptions();

	Integer value = configuration.getParameter("local_core_connections_per_host", null);
	if (value != null) {
		poolingOptions.setCoreConnectionsPerHost(HostDistance.LOCAL, value);
	}

	value = configuration.getParameter("local_max_connections_per_host", null);
	if (value != null) {
		poolingOptions.setMaxConnectionsPerHost(HostDistance.LOCAL, value);
	}

	value = configuration.getParameter("local_max_simultaneous_request_per_connection_threshold", null);
	if (value != null) {
		poolingOptions.setMaxSimultaneousRequestsPerConnectionThreshold(HostDistance.LOCAL, value);
	}

	value = configuration.getParameter("local_min_simultaneous_request_per_connection_threshold", null);
	if (value != null) {
		poolingOptions.setMinSimultaneousRequestsPerConnectionThreshold(HostDistance.LOCAL, value);
	}

	value = configuration.getParameter("remote_core_connections_per_host", null);
	if (value != null) {
		poolingOptions.setCoreConnectionsPerHost(HostDistance.REMOTE, value);
	}

	value = configuration.getParameter("remote_max_connections_per_host", null);
	if (value != null) {
		poolingOptions.setMaxConnectionsPerHost(HostDistance.REMOTE, value);
	}

	value = configuration.getParameter("remote_max_simultaneous_request_per_connection_threshold", null);
	if (value != null) {
		poolingOptions.setMaxSimultaneousRequestsPerConnectionThreshold(HostDistance.REMOTE, value);
	}

	value = configuration.getParameter("remote_min_simultaneous_request_per_connection_threshold", null);
	if (value != null) {
		poolingOptions.setMinSimultaneousRequestsPerConnectionThreshold(HostDistance.REMOTE, value);
	}

	return poolingOptions;
}
开发者ID:spaziocodice，项目名称:jena-nosql，代码行数:52，代码来源:CassandraStorageLayerFactory.java


注：本文中的com.datastax.driver.core.PoolingOptions.setCoreConnectionsPerHost方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。