this.executor = new PoolExecutor(Pinger.class, count);
this.list = new Vector<String>(count);
this.sockets = new Vector<java.net.Socket>(count);
this.latch = new CountDownLatch(count);
this.stop = new CountDownLatch(count + count);
this.dumper = new ThreadDumper();
this.port = port;
this.socket = socket;
this.count = count;
}