Package me.prettyprint.hector.api.ddl

Examples of me.prettyprint.hector.api.ddl.KeyspaceDefinition

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    }
   
    private static void indexCounterColumn(String idxColumnName) {

        KeyspaceDefinition keyspaceDefinition = cluster.describeKeyspace(CloudControllerConstants.DEFAULT_CASSANDRA_KEY_SPACE);

        List<ColumnFamilyDefinition> cdfs = keyspaceDefinition.getCfDefs();
        ColumnFamilyDefinition cfd = null;
        for (ColumnFamilyDefinition c : cdfs) {
            if (c.getName().equals(CloudControllerConstants.CLOUD_CONTROLLER_COL_FAMILY)) {
                System.out.println(c.getName());
                cfd = c;
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//----------------------------------------------------------------------------------------------------------------------

    public static void createColumnFamily(Cluster cluster, ColumnFamilyDefinition definition) {
        try {
            LOGGER.info("Attempting to create column family {}:{}...", definition.getKeyspaceName(), definition.getName());
            final KeyspaceDefinition keyspaceDefinition = cluster.describeKeyspace(definition.getKeyspaceName());
            for (ColumnFamilyDefinition columnFamilyDefinition : keyspaceDefinition.getCfDefs()) {
                if (columnFamilyDefinition.getName().equals(definition.getName())) {
                    LOGGER.info("Column family {}:{} already exists.", keyspaceDefinition.getName(), definition.getName());
                    return;
                }
            }
            cluster.addColumnFamily(definition, true);
            LOGGER.info("Column family {}:{} created successfully.", definition.getKeyspaceName(), definition.getName());
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  /**
   * Check if keyspace already exists.
   */
  public boolean keyspaceExists() {
    KeyspaceDefinition keyspaceDefinition = this.cluster.describeKeyspace(this.cassandraMapping.getKeyspaceName());
    return (keyspaceDefinition != null);
  }
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   *
   * @see http://hector-client.github.io/hector/build/html/content/consistency_level.html
   */
  public void checkKeyspace() {
    // "describe keyspace <keyspaceName>;" query
    KeyspaceDefinition keyspaceDefinition = this.cluster.describeKeyspace(this.cassandraMapping.getKeyspaceName());
    if (keyspaceDefinition == null) {
      List<ColumnFamilyDefinition> columnFamilyDefinitions = this.cassandraMapping.getColumnFamilyDefinitions();

      // GORA-197
      for (ColumnFamilyDefinition cfDef : columnFamilyDefinitions) {
        cfDef.setComparatorType(ComparatorType.BYTESTYPE);
      }

      keyspaceDefinition = HFactory.createKeyspaceDefinition(
        this.cassandraMapping.getKeyspaceName(),
        this.cassandraMapping.getKeyspaceReplicationStrategy(),
        this.cassandraMapping.getKeyspaceReplicationFactor(),
        columnFamilyDefinitions
      );
     
      this.cluster.addKeyspace(keyspaceDefinition, true);
     
      // GORA-167 Create a customized Consistency Level
      ConfigurableConsistencyLevel ccl = new ConfigurableConsistencyLevel();
      Map<String, HConsistencyLevel> clmap = getConsisLevelForColFams(columnFamilyDefinitions);
      // Column family consistency levels
      ccl.setReadCfConsistencyLevels(clmap);
      ccl.setWriteCfConsistencyLevels(clmap);
      // Operations consistency levels
      String opConsisLvl = (readOpConsLvl!=null || !readOpConsLvl.isEmpty())?readOpConsLvl:DEFAULT_HECTOR_CONSIS_LEVEL;
      ccl.setDefaultReadConsistencyLevel(HConsistencyLevel.valueOf(opConsisLvl));
      LOG.debug("Hector read consistency configured to '" + opConsisLvl + "'.");
      opConsisLvl = (writeOpConsLvl!=null || !writeOpConsLvl.isEmpty())?writeOpConsLvl:DEFAULT_HECTOR_CONSIS_LEVEL;
      ccl.setDefaultWriteConsistencyLevel(HConsistencyLevel.valueOf(opConsisLvl));
      LOG.debug("Hector write consistency configured to '" + opConsisLvl + "'.");

      HFactory.createKeyspace("Keyspace", this.cluster, ccl);
      keyspaceDefinition = null;
    }
    else {
      List<ColumnFamilyDefinition> cfDefs = keyspaceDefinition.getCfDefs();
      if (cfDefs == null || cfDefs.size() == 0) {
        LOG.warn(keyspaceDefinition.getName() + " does not have any column family.");
      }
      else {
        for (ColumnFamilyDefinition cfDef : cfDefs) {
          ComparatorType comparatorType = cfDef.getComparatorType();
          if (! comparatorType.equals(ComparatorType.BYTESTYPE)) {
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    public static Keyspace createOrReplaceKeyspace(String keyspaceName, List<ColumnFamilyDefinition> columnFamilyDefinitions)
    {
        Cluster cluster = getOrCreateCluster();

        KeyspaceDefinition keyspaceDefinition = HFactory.createKeyspaceDefinition(
                keyspaceName,
                StrategyModel.SIMPLE_STRATEGY.value(),
                1,
                columnFamilyDefinitions);
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        cluster.addColumnFamily(cfDef, true);
    }

    @Override
    public void createKeyspace(QxJsonKeyspaceDefinition qxDef) {
        KeyspaceDefinition ksDef = new ThriftKsDef(qxDef.getKeyspaceName(), qxDef.getStrategyClass(), qxDef.getReplicationFactor(), new ArrayList<ColumnFamilyDefinition>(0));

        cluster.addKeyspace(ksDef, true);
    }
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        return y;
    }
   
    @Override
    public JsonKeyspaceDefinition describeKeyspace(String keyspaceName) {
        KeyspaceDefinition def = cluster.describeKeyspace(keyspaceName);
        return mapper.map(def, JsonKeyspaceDefinition.class);
    }
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        return mapper.map(def, JsonKeyspaceDefinition.class);
    }

    @Override
    public JsonColumnFamilyDefinition describeColumnFamily(String keyspaceName, String columnFamilyName) {
        KeyspaceDefinition def = cluster.describeKeyspace(keyspaceName);
        JsonColumnFamilyDefinition jsonDef = null;
        for (ColumnFamilyDefinition thriftDef : def.getCfDefs()) {
            if (thriftDef.getName().equals(columnFamilyName)) {
                jsonDef = mapper.map(thriftDef, JsonColumnFamilyDefinition.class);
                continue;
            }
        }
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  /**
   * Check if keyspace already exists.
   */
  public boolean keyspaceExists() {
    KeyspaceDefinition keyspaceDefinition = this.cluster.describeKeyspace(this.cassandraMapping.getKeyspaceName());
    return (keyspaceDefinition != null);
  }
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   * when the Keyspace is created. Currently consistency level is .ONE which
   * permits consistency to wait until one replica has responded.
   */
  public void checkKeyspace() {
    // "describe keyspace <keyspaceName>;" query
    KeyspaceDefinition keyspaceDefinition = this.cluster.describeKeyspace(this.cassandraMapping.getKeyspaceName());
    if (keyspaceDefinition == null) {
      List<ColumnFamilyDefinition> columnFamilyDefinitions = this.cassandraMapping.getColumnFamilyDefinitions();     
      keyspaceDefinition = HFactory.createKeyspaceDefinition(this.cassandraMapping.getKeyspaceName(), "org.apache.cassandra.locator.SimpleStrategy", 1, columnFamilyDefinitions);     
      this.cluster.addKeyspace(keyspaceDefinition, true);
      // LOG.info("Keyspace '" + this.cassandraMapping.getKeyspaceName() + "' in cluster '" + this.cassandraMapping.getClusterName() + "' was created on host '" + this.cassandraMapping.getHostName() + "'");
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