void buildMaster() throws IOException {
cfgMan = new ConfigManager(FlumeMaster.createConfigStore(FlumeConfiguration
.get()));
StatusManager statman = new StatusManager();
flowed = new FlowConfigManager.FailoverFlowConfigManager(cfgMan, statman);
logical = new LogicalConfigurationManager(flowed, new ConfigManager(),
statman);
flumeMaster = new FlumeMaster(new CommandManager(), logical, statman,
new MasterAckManager(), FlumeConfiguration.get());
}