コード例 #1
0
ファイル: GridCacheJdbcExample.java プロジェクト: f1yegor/gg
  /**
   * 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;
  }
コード例 #2
0
  /**
   * Starts Grid instance. Note that if grid is already started, then it will be looked up and
   * returned from this method.
   *
   * @return Started grid.
   */
  private Grid startGrid() {
    Properties props = System.getProperties();

    gridName = props.getProperty(GRIDGAIN_NAME.name());

    if (!props.containsKey(GRIDGAIN_NAME.name()) || G.state(gridName) != GridFactoryState.STARTED) {
      selfStarted = true;

      // Set class loader for the spring.
      ClassLoader curCl = Thread.currentThread().getContextClassLoader();

      // Add no-op logger to remove no-appender warning.
      Appender app = new NullAppender();

      Logger.getRootLogger().addAppender(app);

      try {
        Thread.currentThread().setContextClassLoader(getClass().getClassLoader());

        Grid grid = G.start(cfgPath);

        gridName = grid.name();

        System.setProperty(GRIDGAIN_NAME.name(), grid.name());

        return grid;
      } catch (GridException e) {
        throw new GridRuntimeException("Failed to start grid: " + cfgPath, e);
      } finally {
        Logger.getRootLogger().removeAppender(app);

        Thread.currentThread().setContextClassLoader(curCl);
      }
    }

    return G.grid(gridName);
  }
コード例 #3
0
  /**
   * 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.
          return;

        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.
            return;
          } 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.
            return;
          }

          // 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) {
            U.warn(
                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();

          cfg.setProperties(hibernateProps);

          assert resourceAvailable(MAPPING_RESOURCE);

          cfg.addResource(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 {
        initLatch.countDown();
      }
    } else if (initLatch.getCount() > 0) U.await(initLatch);

    if (sesFactory == null) throw new GridException("Cache store was not properly initialized.");
  }
コード例 #4
0
  /**
   * Loads test configuration.
   *
   * @throws Exception if configuration is unawailable or broken.
   */
  private void loadTestConfiguration() throws Exception {
    assert TEST_CONFIGURATION_FILE.isFile();

    InputStream in = null;

    Properties p = new Properties();

    try {
      in = new FileInputStream(TEST_CONFIGURATION_FILE);

      p.load(in);
    } finally {
      U.closeQuiet(in);
    }

    clientNodes = Integer.parseInt(p.getProperty("client.nodes.count"));
    srvNodes = Integer.parseInt(p.getProperty("server.nodes.count"));
    threadsPerClient = Integer.parseInt(p.getProperty("threads.per.client"));
    cancelRate = Integer.parseInt(p.getProperty("cancel.rate"));
    submitDelay = Long.parseLong(p.getProperty("submit.delay"));

    taskParams =
        new GridJobLoadTestParams(
            Integer.parseInt(p.getProperty("jobs.count")),
            Integer.parseInt(p.getProperty("jobs.test.duration")),
            Integer.parseInt(p.getProperty("jobs.test.completion.delay")),
            Double.parseDouble(p.getProperty("jobs.failure.probability")));
  }