Java Code Examples for me.prettyprint.hector.api.factory.HFactory#createKeyspace()

The following examples show how to use me.prettyprint.hector.api.factory.HFactory#createKeyspace() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: ThresholdsDao.java    From oneops with Apache License 2.0 6 votes vote down vote up
/**
 * Bean post init method. The following configuration is used
 * for initializing the ThresholdsDao cassandra cluster,
 * <p>
 * <ul>
 * <li>Active clients per node - 4</li>
 * <li>Cassandra Thrift timeout - 600 sec</li>
 * </ul>
 */
public void init() {
    logger.info("Initializing Monitor Thresholds Dao...");

    Cluster cluster = cb.getCluster(clusterName, 4, timeout);
    logger.info("Connected to cluster : " + clusterName);

    SchemaBuilder.createSchema(cluster, keyspaceName);
    ConfigurableConsistencyLevel cl = new ConfigurableConsistencyLevel();
    cl.setDefaultWriteConsistencyLevel(HConsistencyLevel.ONE);
    cl.setDefaultReadConsistencyLevel(HConsistencyLevel.ONE);

    keyspace = HFactory.createKeyspace(keyspaceName, cluster, cl);
    thresholdMutator = HFactory.createMutator(keyspace, longSerializer);
    manifestMapMutator = HFactory.createMutator(keyspace, longSerializer);
    realizedAsMutator = HFactory.createMutator(keyspace, longSerializer);
}
 
Example 2
Source File: CassandraDB.java    From cassandra-river with Apache License 2.0 6 votes vote down vote up
protected void init(String clustername, String hosts, String username, String password, String keyspace) {
	CassandraHostConfigurator hostconfig = new CassandraHostConfigurator(hosts);
	hostconfig.setRetryDownedHosts(true);
	hostconfig.setRetryDownedHostsDelayInSeconds(5);
	hostconfig.setRetryDownedHostsQueueSize(-1); // no bounds		
	this.cluster = HFactory.getOrCreateCluster(clustername, hostconfig);
	
	Map<String,String> credentials = new HashMap<String, String>();
	if (username != null && username.length() > 0) {
		credentials.put("username", username);
		credentials.put("password", password);
	}
	
	this.keyspace = HFactory.createKeyspace(
			keyspace, 
			cluster, 
			new AllOneConsistencyLevelPolicy(), 
			FailoverPolicy.ON_FAIL_TRY_ALL_AVAILABLE);
}
 
Example 3
Source File: BackplaneConfiguration.java    From elasticactors with Apache License 2.0 5 votes vote down vote up
@PostConstruct
public void initialize() {
    String cassandraHosts = env.getProperty("ea.cassandra.hosts","localhost:9160");
    CassandraHostConfigurator hostConfigurator = new CassandraHostConfigurator(cassandraHosts);
    hostConfigurator.setAutoDiscoverHosts(false);
    hostConfigurator.setMaxActive(env.getProperty("ea.cassandra.maxActive",Integer.class,Runtime.getRuntime().availableProcessors() * 3));
    hostConfigurator.setRetryDownedHosts(true);
    hostConfigurator.setRetryDownedHostsDelayInSeconds(env.getProperty("ea.cassandra.retryDownedHostsDelayInSeconds",Integer.class,1));
    hostConfigurator.setMaxWaitTimeWhenExhausted(2000L);
    String cassandraClusterName = env.getProperty("ea.cassandra.cluster","ElasticActorsCluster");
    // it seems that there are issues with the CassandraHostRetryService and retrying downed hosts
    // if we don't let the HFactory manage the cluster then CassandraHostRetryService doesn't try to
    // be smart about finding out if a host was removed from the ring and so it will keep on retrying
    // all configured hosts (and ultimately fail-back when the host comes back online)
    // the default is TRUE, which will let HFactory manage the cluster
    Boolean manageClusterThroughHFactory = env.getProperty("ea.cassandra.hfactory.manageCluster", Boolean.class, Boolean.TRUE);
    Cluster cluster;
    if(manageClusterThroughHFactory) {
        cluster = HFactory.getOrCreateCluster(cassandraClusterName, hostConfigurator);
    } else {
        cluster = new ThriftCluster(cassandraClusterName, hostConfigurator, null);
    }
    String cassandraKeyspaceName = env.getProperty("ea.cassandra.keyspace","ElasticActors");
    Keyspace keyspace = HFactory.createKeyspace(cassandraKeyspaceName,cluster);
    persistentActorsColumnFamilyTemplate =
        new ThriftColumnFamilyTemplate<>(keyspace,"PersistentActors", CompositeSerializer.get(),StringSerializer.get());
    scheduledMessagesColumnFamilyTemplate =
        new ThriftColumnFamilyTemplate<>(keyspace,"ScheduledMessages",CompositeSerializer.get(), CompositeSerializer.get());
    actorSystemEventListenersColumnFamilyTemplate =
            new ThriftColumnFamilyTemplate<>(keyspace,"ActorSystemEventListeners", CompositeSerializer.get(),StringSerializer.get());
    // return
    // @TODO: make this configurable and use the ColumnSliceIterator
    scheduledMessagesColumnFamilyTemplate.setCount(Integer.MAX_VALUE);
    actorSystemEventListenersColumnFamilyTemplate.setCount(Integer.MAX_VALUE);
}
 
Example 4
Source File: CassandraService.java    From usergrid with Apache License 2.0 5 votes vote down vote up
public Keyspace getKeyspace( String keyspace, UUID prefix ) {
    Keyspace ko = null;
    if ( ( prefix != null ) ) {
        ko = createVirtualKeyspace( keyspace, prefix, ue, cluster, consistencyLevelPolicy,
                ON_FAIL_TRY_ALL_AVAILABLE, accessMap );
    }
    else {
        ko = HFactory.createKeyspace( keyspace, cluster, consistencyLevelPolicy, ON_FAIL_TRY_ALL_AVAILABLE,
                accessMap );
    }
    return ko;
}
 
Example 5
Source File: CassandraUserStoreManager.java    From carbon-identity with Apache License 2.0 4 votes vote down vote up
public CassandraUserStoreManager(RealmConfiguration realmConfig, int tenantId) throws UserStoreException {
    this.realmConfig = realmConfig;
    Util.setRealmConfig(realmConfig);
    this.tenantIdString = Integer.toString(tenantId);
    this.tenantId = tenantId;

    // Set groups read/write configuration
    if (realmConfig.getUserStoreProperty(UserCoreConstants.RealmConfig.READ_GROUPS_ENABLED) != null) {
        readGroupsEnabled = Boolean.parseBoolean(realmConfig
                .getUserStoreProperty(UserCoreConstants.RealmConfig.READ_GROUPS_ENABLED));
    }

    if (realmConfig.getUserStoreProperty(UserCoreConstants.RealmConfig.WRITE_GROUPS_ENABLED) != null) {
        writeGroupsEnabled = Boolean.parseBoolean(realmConfig
                .getUserStoreProperty(UserCoreConstants.RealmConfig.WRITE_GROUPS_ENABLED));
    } else {
        if (!isReadOnly()) {
            writeGroupsEnabled = true;
        }
    }
    if (writeGroupsEnabled) {
        readGroupsEnabled = true;
    }

    /*
     * Initialize user roles cache as implemented in AbstractUserStoreManager
     */
    initUserRolesCache();

    Map<String, String> credentials = new HashMap<String, String>();
    credentials.put(CFConstants.USERNAME_PROPERTY,
            realmConfig.getUserStoreProperty(CFConstants.USERNAME_XML_ATTRIB));
    credentials.put(CFConstants.PASSWORD_PROPERTY,
            realmConfig.getUserStoreProperty(CFConstants.PASSWORD_XML_ATTRIB));

    CassandraHostConfigurator hostConf = new CassandraHostConfigurator();
    hostConf.setHosts(realmConfig.getUserStoreProperty(CFConstants.HOST_XML_ATTRIB));
    hostConf.setPort(Integer.parseInt(realmConfig.getUserStoreProperty(CFConstants.PORT_XML_ATTRIB)));
    // set Cassandra specific properties
    cluster = HFactory.getOrCreateCluster(realmConfig.getUserStoreProperty(CFConstants.KEYSPACE_NAME_XML_ATTRIB),
            hostConf, credentials);
    keyspace = HFactory.createKeyspace(realmConfig.getUserStoreProperty(CFConstants.KEYSPACE_NAME_XML_ATTRIB),
            cluster);
    insertInitialData(keyspace);
}