org.apache.rya.accumulo.AccumuloRyaDAO.init java code examples

/**
 * Sets up a {@link AccumuloRyaDAO} with the specified connector and config.
 * @param connector the {@link Connector}.
 * @param accumuloRdfConfiguration the {@link AccumuloRdfConfiguration}.
 * @return the {@link AccumuloRyaDAO}.
 */
public static AccumuloRyaDAO setupDao(final Connector connector, final AccumuloRdfConfiguration accumuloRdfConfiguration) {
  final AccumuloRyaDAO accumuloRyaDao = new AccumuloRyaDAO();
  accumuloRyaDao.setConnector(connector);
  accumuloRyaDao.setConf(accumuloRdfConfiguration);
  try {
    accumuloRyaDao.init();
  } catch (final RyaDAOException e) {
    log.error("Error initializing DAO", e);
  }
  return accumuloRyaDao;
}

  /**
   * Sets up a {@link AccumuloRyaDAO} with the specified connector and config.
   * @param connector the {@link Connector}.
   * @param accumuloRdfConfiguration the {@link AccumuloRdfConfiguration}.
   * @return the {@link AccumuloRyaDAO}.
   */
  public static AccumuloRyaDAO setupDao(final Connector connector, final AccumuloRdfConfiguration accumuloRdfConfiguration) {
    final AccumuloRyaDAO accumuloRyaDao = new AccumuloRyaDAO();
    accumuloRyaDao.setConnector(connector);
    accumuloRyaDao.setConf(accumuloRdfConfiguration);

    try {
      accumuloRyaDao.init();
    } catch (final RyaDAOException e) {
      log.error("Error initializing DAO", e);
    }

    return accumuloRyaDao;
  }
}

  /**
   * Sets up a {@link AccumuloRyaDAO} with the specified connector and config.
   * @param connector the {@link Connector}.
   * @param accumuloRdfConfiguration the {@link AccumuloRdfConfiguration}.
   * @return the {@link AccumuloRyaDAO}.
   */
  public static AccumuloRyaDAO setupDao(final Connector connector, final AccumuloRdfConfiguration accumuloRdfConfiguration) {
    final AccumuloRyaDAO accumuloRyaDao = new AccumuloRyaDAO();
    accumuloRyaDao.setConnector(connector);
    accumuloRyaDao.setConf(accumuloRdfConfiguration);

    try {
      accumuloRyaDao.init();
    } catch (final RyaDAOException e) {
      log.error("Error initializing DAO", e);
    }

    return accumuloRyaDao;
  }
}

private static AccumuloRyaDAO getRyaIndexer(final Configuration conf) throws IOException {
  try {
    if (!conf.getBoolean(ENABLE_CORE, true)) {
      return null;
    }
    final AccumuloRyaDAO ryaIndexer = new AccumuloRyaDAO();
    final Connector conn = ConfigUtils.getConnector(conf);
    ryaIndexer.setConnector(conn);
    final AccumuloRdfConfiguration ryaConf = new AccumuloRdfConfiguration();
    final String tablePrefix = conf.get(OUTPUT_PREFIX_PROPERTY, null);
    if (tablePrefix != null) {
      ryaConf.setTablePrefix(tablePrefix);
    }
    ryaConf.setDisplayQueryPlan(false);
    ryaIndexer.setConf(ryaConf);
    ryaIndexer.init();
    return ryaIndexer;
  } catch (final AccumuloException e) {
    logger.error("Cannot create RyaIndexer", e);
    throw new IOException(e);
  } catch (final AccumuloSecurityException e) {
    logger.error("Cannot create RyaIndexer", e);
    throw new IOException(e);
  } catch (final RyaDAOException e) {
    logger.error("Cannot create RyaIndexer", e);
    throw new IOException(e);
  }
}

private static AccumuloRyaDAO getRyaIndexer(final Configuration conf) throws IOException {
  try {
    if (!conf.getBoolean(ENABLE_CORE, true)) {
      return null;
    }
    final AccumuloRyaDAO ryaIndexer = new AccumuloRyaDAO();
    final Connector conn = ConfigUtils.getConnector(conf);
    ryaIndexer.setConnector(conn);
    final AccumuloRdfConfiguration ryaConf = new AccumuloRdfConfiguration();
    final String tablePrefix = conf.get(OUTPUT_PREFIX_PROPERTY, null);
    if (tablePrefix != null) {
      ryaConf.setTablePrefix(tablePrefix);
    }
    ryaConf.setDisplayQueryPlan(false);
    ryaIndexer.setConf(ryaConf);
    ryaIndexer.init();
    return ryaIndexer;
  } catch (final AccumuloException e) {
    logger.error("Cannot create RyaIndexer", e);
    throw new IOException(e);
  } catch (final AccumuloSecurityException e) {
    logger.error("Cannot create RyaIndexer", e);
    throw new IOException(e);
  } catch (final RyaDAOException e) {
    logger.error("Cannot create RyaIndexer", e);
    throw new IOException(e);
  }
}

/**
 * Sets up the {@link AccumuloRyaDAO}.
 * @throws Exception
 */
public void setUpDao() throws Exception {
  // Setup dao
  log.info("Creating " + driverName + " DAO");
  dao = new AccumuloRyaDAO();
  dao.setConnector(connector);
  dao.setConf(config);
  // Flush the tables before initializing the DAO
  for (final String tableName : tableList) {
    connector.tableOperations().flush(tableName, null, null, false);
  }
  dao.init();
}

/**
 * Sets up the {@link AccumuloRyaDAO}.
 * @throws Exception
 */
public void setUpDao() throws Exception {
  // Setup dao
  log.info("Creating " + driverName + " DAO");
  dao = new AccumuloRyaDAO();
  dao.setConnector(connector);
  dao.setConf(config);
  // Flush the tables before initializing the DAO
  for (final String tableName : tableList) {
    connector.tableOperations().flush(tableName, null, null, false);
  }
  dao.init();
}

/**
 * Sets up the {@link AccumuloRyaDAO}.
 * @throws Exception
 */
public void setUpDao() throws Exception {
  // Setup dao
  log.info("Creating " + driverName + " DAO");
  dao = new AccumuloRyaDAO();
  dao.setConnector(connector);
  dao.setConf(config);
  // Flush the tables before initializing the DAO
  for (final String tableName : tableList) {
    connector.tableOperations().flush(tableName, null, null, false);
  }
  dao.init();
}

public StatementMetadataExample(AccumuloRdfConfiguration conf) throws Exception {
  Connector aConn = ConfigUtils.getConnector(conf);
  dao = new AccumuloRyaDAO();
  dao.setConnector(aConn);
  dao.init();
  sail = RyaSailFactory.getInstance(conf);
  repository = new SailRepository(sail);
  conn = repository.getConnection();
}

/**
 * Creates AccumuloRyaDAO without updating the AccumuloRdfConfiguration.  This method does not force
 * the user's configuration to be consistent with the Rya Instance configuration.  As a result, new index
 * tables might be created when using this method.  This method does not require the {@link AccumuloRyaInstanceDetailsRepository}
 * to exist.  This is for internal use, backwards compatibility and testing purposes only.  It is recommended that
 * {@link RyaSailFactory#getAccumuloDAOWithUpdatedConfig(AccumuloRdfConfiguration)} be used for new installations of Rya.
 *
 * @param config - user configuration
 * @return - AccumuloRyaDAO with Indexers configured according to user's specification
 * @throws AccumuloException
 * @throws AccumuloSecurityException
 * @throws RyaDAOException
 */
public static AccumuloRyaDAO getAccumuloDAO(final AccumuloRdfConfiguration config) throws AccumuloException, AccumuloSecurityException, RyaDAOException {
  final Connector connector = ConfigUtils.getConnector(config);
  final AccumuloRyaDAO dao = new AccumuloRyaDAO();
  dao.setConnector(connector);
  ConfigUtils.setIndexers(config);
  dao.setConf(config);
  dao.init();
  return dao;
}

/**
 * Creates AccumuloRyaDAO without updating the AccumuloRdfConfiguration.  This method does not force
 * the user's configuration to be consistent with the Rya Instance configuration.  As a result, new index
 * tables might be created when using this method.  This method does not require the {@link AccumuloRyaInstanceDetailsRepository}
 * to exist.  This is for internal use, backwards compatibility and testing purposes only.  It is recommended that
 * {@link RyaSailFactory#getAccumuloDAOWithUpdatedConfig(AccumuloRdfConfiguration)} be used for new installations of Rya.
 *
 * @param config - user configuration
 * @return - AccumuloRyaDAO with Indexers configured according to user's specification
 * @throws AccumuloException
 * @throws AccumuloSecurityException
 * @throws RyaDAOException
 */
public static AccumuloRyaDAO getAccumuloDAO(final AccumuloRdfConfiguration config) throws AccumuloException, AccumuloSecurityException, RyaDAOException {
  final Connector connector = ConfigUtils.getConnector(config);
  final AccumuloRyaDAO dao = new AccumuloRyaDAO();
  dao.setConnector(connector);
  ConfigUtils.setIndexers(config);
  dao.setConf(config);
  dao.init();
  return dao;
}

  throw new IOException(e);
ryaDAO.init();
inferenceEngine.setConf(rdfConf);
inferenceEngine.setRyaDAO(ryaDAO);

ryaDAO.setConf(conf);
ryaDAO.setConnector(connector);
ryaDAO.init();

@Override
public Sail getSail(final SailImplConfig config) throws SailConfigException {
  try {
    final RdfCloudTripleStore store = new RdfCloudTripleStore();
    final RyaAccumuloSailConfig cbconfig = (RyaAccumuloSailConfig) config;
    final String instanceName = cbconfig.getInstance();
    final String zooKeepers = cbconfig.getZookeepers();
    Instance i;
    if (cbconfig.isMock()) {
      i = new MockInstance(instanceName);
    } else {
      i = new ZooKeeperInstance(instanceName, zooKeepers);
    }
    final String user = cbconfig.getUser();
    final String pass = cbconfig.getPassword();
    final Connector connector = i.getConnector(user, new PasswordToken(pass));
    final AccumuloRyaDAO crdfdao = new AccumuloRyaDAO();
    crdfdao.setConnector(connector);
    final AccumuloRdfConfiguration conf = cbconfig.toRdfConfiguation();
    ConfigUtils.setIndexers(conf);
    conf.setDisplayQueryPlan(true);
    crdfdao.setConf(conf);
    crdfdao.init();
    store.setRyaDAO(crdfdao);
    return store;
  } catch (RyaDAOException | AccumuloException | AccumuloSecurityException e) {
    throw new SailConfigException(e);
  }
}

@Override
public Sail getSail(final SailImplConfig config) throws SailConfigException {
  try {
    final RdfCloudTripleStore store = new RdfCloudTripleStore();
    final RyaAccumuloSailConfig cbconfig = (RyaAccumuloSailConfig) config;
    final String instanceName = cbconfig.getInstance();
    final String zooKeepers = cbconfig.getZookeepers();
    Instance i;
    if (cbconfig.isMock()) {
      i = new MockInstance(instanceName);
    } else {
      i = new ZooKeeperInstance(instanceName, zooKeepers);
    }
    final String user = cbconfig.getUser();
    final String pass = cbconfig.getPassword();
    final Connector connector = i.getConnector(user, new PasswordToken(pass));
    final AccumuloRyaDAO crdfdao = new AccumuloRyaDAO();
    crdfdao.setConnector(connector);
    final AccumuloRdfConfiguration conf = cbconfig.toRdfConfiguation();
    ConfigUtils.setIndexers(conf);
    conf.setDisplayQueryPlan(true);
    crdfdao.setConf(conf);
    crdfdao.init();
    store.setRyaDAO(crdfdao);
    return store;
  } catch (RyaDAOException | AccumuloException | AccumuloSecurityException e) {
    throw new SailConfigException(e);
  }
}

static void setUpRya() throws AccumuloException, AccumuloSecurityException, RyaDAOException {
  MockInstance mock = new MockInstance(INSTANCE_NAME);
  Connector conn = mock.getConnector(USERNAME, new PasswordToken(USERP));
  AccumuloRyaDAO dao = new AccumuloRyaDAO();
  dao.setConnector(conn);
  AccumuloRdfConfiguration conf = new AccumuloRdfConfiguration();
  conf.setTablePrefix(PREFIX);
  dao.setConf(conf);
  dao.init();
  String ns = "http://example.com/";
  dao.add(new RyaStatement(new RyaURI(ns+"s1"), new RyaURI(ns+"p1"), new RyaURI(ns+"o1")));
  dao.add(new RyaStatement(new RyaURI(ns+"s1"), new RyaURI(ns+"p2"), new RyaURI(ns+"o2")));
  dao.add(new RyaStatement(new RyaURI(ns+"s2"), new RyaURI(ns+"p1"), new RyaURI(ns+"o3"),
      new RyaURI(ns+"g1")));
  dao.add(new RyaStatement(new RyaURI(ns+"s3"), new RyaURI(ns+"p3"), new RyaURI(ns+"o3"),
      new RyaURI(ns+"g2")));
  dao.destroy();
}

static void setUpRya() throws AccumuloException, AccumuloSecurityException, RyaDAOException {
  MockInstance mock = new MockInstance(INSTANCE_NAME);
  Connector conn = mock.getConnector(USERNAME, new PasswordToken(USERP));
  AccumuloRyaDAO dao = new AccumuloRyaDAO();
  dao.setConnector(conn);
  AccumuloRdfConfiguration conf = new AccumuloRdfConfiguration();
  conf.setTablePrefix(PREFIX);
  dao.setConf(conf);
  dao.init();
  String ns = "http://example.com/";
  dao.add(new RyaStatement(new RyaIRI(ns+"s1"), new RyaIRI(ns+"p1"), new RyaIRI(ns+"o1")));
  dao.add(new RyaStatement(new RyaIRI(ns+"s1"), new RyaIRI(ns+"p2"), new RyaIRI(ns+"o2")));
  dao.add(new RyaStatement(new RyaIRI(ns+"s2"), new RyaIRI(ns+"p1"), new RyaIRI(ns+"o3"),
      new RyaIRI(ns+"g1")));
  dao.add(new RyaStatement(new RyaIRI(ns+"s3"), new RyaIRI(ns+"p3"), new RyaIRI(ns+"o3"),
      new RyaIRI(ns+"g2")));
  dao.destroy();
}

dao.setConnector(accumuloConn);
dao.setConf(makeConfig());
dao.init();

How to use initmethodin org.apache.rya.accumulo.AccumuloRyaDAO

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