YarnTwillRunnerService.java 文件源码

/**
 * Creates an instance.
 *
 * @param config Configuration of the yarn cluster
 * @param zkConnect ZooKeeper connection string
 * @param locationFactory Factory to create {@link Location} instances that are readable and writable by this service
 */
public YarnTwillRunnerService(YarnConfiguration config, String zkConnect, LocationFactory locationFactory) {
  this.yarnConfig = config;
  this.locationFactory = locationFactory;
  this.zkClientService = getZKClientService(zkConnect);
  this.controllers = HashBasedTable.create();
  this.serviceDelegate = new AbstractIdleService() {
    @Override
    protected void startUp() throws Exception {
      YarnTwillRunnerService.this.startUp();
    }

    @Override
    protected void shutDown() throws Exception {
      YarnTwillRunnerService.this.shutDown();
    }
  };
}