this.conf = ClientConfigurationUtil.mergeConfiguration(logicalName, commons.conf);
this.zkLogicalName = StorageServiceConfigKeys.translateToOldSchema(conf, nameserviceId);
LOG.info("Initializing RequestCallableExecutor");
executor = new RequestCallableExecutor(conf);
LOG.info("Initializing failover handler with logical name: " + this.zkLogicalName);
failoverHandler = new FailoverClientHandler(conf, this.zkLogicalName, this);
initNamenodeRPC();
} catch (IOException e) {
LOG.error("Initialization failed for: " + commons.clusterName + "." + nameserviceId, e);
close();
throw e;