vehicle.java

来自「Java与面向对象程序设计实验教学讲义.复数类的实现,复数类的复杂运算,身份证号」· Java 代码 · 共 12 行

package drive;

public abstract class Vehicle
{
        private String type;
        public Vehicle( ) { }
        public Vehicle(String s)
        { type = s; }
        public abstract void drivedByFemaleDriver(Driver who);
        public abstract void drivedByMaleDriver(Driver who);
}