填空题

下面程序段是从对象流中读取对象,请将程序补充完整。 import java.util.*; import java.io.*; public class UnSerializaDate{ Date d=null; UnSerializaDate(){ try{ FileInputStream f=new FileInputStream("date.set"); ObjectInputStream s=new ObjectlnputStream(f); _______. f.close(); } catch(Exception e){ e.printStackTrace(); } } public static void main(String args[]){ UnSerializaDate a=new UnSerializaDate(); System.out.println("The date read is:"+a.d.toString()); } }

【参考答案】

d=(Date)s.readObject();