boss.java

来自「Corejava」· Java 代码 · 共 28 行

// Boss.java
// Boss 类是Employee继承

public final class Boss extends Employee {
   private double weeklySalary; 

   // 经理Boss类的构造函数
   public Boss( String first, String last, double s)
   {
      super( first, last );  // call superclass constructor
      setWeeklySalary( s );
   }
   
   // 经理Boss类的工资
   public void setWeeklySalary( double s )
      { weeklySalary = ( s > 0 ? s : 0 ); }
   
   // 确定Boss的薪水
   public double earnings() { return weeklySalary; }
   
   // 打印姓名
   public String toString() 
   {
      return "经理: " + super.toString();
   }
}