基于GUI和对象序列化 记录从Telephone.dat中读出 记录保存到Telephone.dat中 已经实现一个较完整的通讯录 将2.1版移植到NetBeans环境下,因本人更喜欢NetBeans -GUI-based and object serialization record reads records from Telephone.dat saved to Telephone.dat has been achieved in a more complete version of th