Ejemplo n.º 1
   * Creates configuration properties object for new connection.
   * <p>See GridGain client javadoc for more information: {@link GridClientConfiguration}.
   * <p>All parameters are optional.
   * @return Configuration.
  private static Properties configuration() {
    Properties cfg = new Properties();

    // Node ID where to execute query. This property is useful when you have several
    // local caches with same name in topology and want to specify which of them to connect.
    // Uncomment line below and provide correct ID if needed.
    //        cfg.setProperty(CONF_NODE_ID, "E0869485-512C-41F9-866D-BE906B591BEA");

    // Communication protocol (TCP or HTTP). Default is TCP.
    cfg.setProperty(CONF_PROTO, "TCP");

    // Socket timeout. Default is 0 which means infinite timeout.
    cfg.setProperty(CONF_TIMEOUT, "0");

    // Flag indicating whether TCP_NODELAY flag should be enabled for outgoing
    // connections. Default is true.
    cfg.setProperty(CONF_TCP_NO_DELAY, "true");

    // Flag indicating that SSL is needed for connection. Default is false.
    cfg.setProperty(CONF_SSL_ENABLED, "false");

    // SSL context factory class name. Class must extend
    // org.gridgain.client.ssl.GridSslContextFactory
    // interface, have default constructor and be available on classpath.
    // Ignored if SSL is disabled.
    cfg.setProperty(CONF_SSL_FACTORY, "org.gridgain.client.ssl.GridSslBasicContextFactory");

    // SSL pass-phrase.
    // Ignored is SSL is disabled.
    cfg.setProperty(CONF_CREDS, "s3cr3t");

    // Flag indicating that topology is cached internally. Cache will be refreshed
    // in the background with interval defined by CONF_TOP_REFRESH_FREQ property
    // (see below). Default is false.
    cfg.setProperty(CONF_TOP_CACHE_ENABLED, "false");

    // Topology cache refresh frequency. Default is 2000 ms.
    cfg.setProperty(CONF_TOP_REFRESH_FREQ, "2000");

    // Maximum amount of time that connection can be idle before it is closed.
    // Default is 30000 ms.
    cfg.setProperty(CONF_MAX_IDLE_TIME, "30000");

    return cfg;
   * Initializes store.
   * @throws GridException If failed to initialize.
  private void init() throws GridException {
    if (initGuard.compareAndSet(false, true)) {
      if (log.isDebugEnabled()) log.debug("Initializing cache store.");

      try {
        if (sesFactory != null)
          // Session factory has been provided - nothing to do.

        if (!F.isEmpty(hibernateCfgPath)) {
          try {
            URL url = new URL(hibernateCfgPath);

            sesFactory = new Configuration().configure(url).buildSessionFactory();

            if (log.isDebugEnabled()) log.debug("Configured session factory using URL: " + url);

            // Session factory has been successfully initialized.
          } catch (MalformedURLException e) {
            if (log.isDebugEnabled())
              log.debug("Caught malformed URL exception: " + e.getMessage());

          // Provided path is not a valid URL. File?
          File cfgFile = new File(hibernateCfgPath);

          if (cfgFile.exists()) {
            sesFactory = new Configuration().configure(cfgFile).buildSessionFactory();

            if (log.isDebugEnabled())
              log.debug("Configured session factory using file: " + hibernateCfgPath);

            // Session factory has been successfully initialized.

          // Provided path is not a file. Classpath resource?
          sesFactory = new Configuration().configure(hibernateCfgPath).buildSessionFactory();

          if (log.isDebugEnabled())
            log.debug("Configured session factory using classpath resource: " + hibernateCfgPath);
        } else {
          if (hibernateProps == null) {
                log, "No Hibernate configuration has been provided for store (will use default).");

            hibernateProps = new Properties();

            hibernateProps.setProperty("hibernate.connection.url", DFLT_CONN_URL);
            hibernateProps.setProperty("hibernate.show_sql", DFLT_SHOW_SQL);
            hibernateProps.setProperty("hibernate.hbm2ddl.auto", DFLT_HBM2DDL_AUTO);

          Configuration cfg = new Configuration();


          assert resourceAvailable(MAPPING_RESOURCE);


          sesFactory = cfg.buildSessionFactory();

          if (log.isDebugEnabled())
            log.debug("Configured session factory using properties: " + hibernateProps);
      } catch (HibernateException e) {
        throw new GridException("Failed to initialize store.", e);
      } finally {
    } else if (initLatch.getCount() > 0) U.await(initLatch);

    if (sesFactory == null) throw new GridException("Cache store was not properly initialized.");