Examples with AsyncExecutor com.google.cloud.bigtable.grpc.async.AsyncExecutor used on opensource projects

Example 1 with AsyncExecutor

use of com.google.cloud.bigtable.grpc.async.AsyncExecutor in project YCSB by brianfrankcooper.

the class GoogleBigtableClient method init.

@Override
public void init() throws DBException {
    Properties props = getProperties();
    // Defaults the user can override if needed
    CONFIG.set("google.bigtable.auth.service.account.enable", "true");
    // make it easy on ourselves by copying all CLI properties into the config object.
    final Iterator<Entry<Object, Object>> it = props.entrySet().iterator();
    while (it.hasNext()) {
        Entry<Object, Object> entry = it.next();
        CONFIG.set((String) entry.getKey(), (String) entry.getValue());
    }
    clientSideBuffering = getProperties().getProperty(CLIENT_SIDE_BUFFERING, "false").equals("true") ? true : false;
    System.err.println("Running Google Bigtable with Proto API" + (clientSideBuffering ? " and client side buffering." : "."));
    synchronized (CONFIG) {
        ++threadCount;
        if (session == null) {
            try {
                options = BigtableOptionsFactory.fromConfiguration(CONFIG);
                session = new BigtableSession(options);
                // important to instantiate the first client here, otherwise the
                // other threads may receive an NPE from the options when they try
                // to read the cluster name.
                client = session.getDataClient();
            } catch (IOException e) {
                throw new DBException("Error loading options from config: ", e);
            }
        } else {
            client = session.getDataClient();
        }
        if (clientSideBuffering) {
            heapSizeManager = new HeapSizeManager(Long.parseLong(getProperties().getProperty(ASYNC_MUTATOR_MAX_MEMORY, Long.toString(AsyncExecutor.ASYNC_MUTATOR_MAX_MEMORY_DEFAULT))), Integer.parseInt(getProperties().getProperty(ASYNC_MAX_INFLIGHT_RPCS, Integer.toString(AsyncExecutor.MAX_INFLIGHT_RPCS_DEFAULT))));
            asyncExecutor = new AsyncExecutor(client, heapSizeManager);
        }
    }
    if ((getProperties().getProperty("debug") != null) && (getProperties().getProperty("debug").compareTo("true") == 0)) {
        debug = true;
    }
    final String columnFamily = getProperties().getProperty("columnfamily");
    if (columnFamily == null) {
        System.err.println("Error, must specify a columnfamily for Bigtable table");
        throw new DBException("No columnfamily specified");
    }
    columnFamilyBytes = Bytes.toBytes(columnFamily);
}