package chapter5;

/**
 * Created by 13 on 2017年5月8日.
 */
public class Client {
 public Data request(final String queryStr) {
 final FutureData futureData = new FutureData();
 new Thread() {
 public void run() {//RealData的构造很慢,所以在单独的线程中运行
 RealData realData = new RealData(queryStr);
 futureData.setRealData(realData);
 }
 }.start();
 return futureData;
 }
}