manager.java.bak

关于多态方面练习的编程

/*
 * Manager.java
 *
 * Created on February 28, 2001, 1:11 PM
 */


/**
 *
 * @author  
 * @version 
 */
package Employee;

public class Manager extends Employee {

    private double empSalary; //weekly
    
    public Manager(String name, String taxID, double salary) 
	{
		super(MANAGER,name,taxID);
		this.empSalary=salary;
    }
    
    public void setSalary( double s )
	{
		return this.empSalary = s;
    }
    
    public double getSalary( ){
		return this.empSalary;
      
    }
    
    public double earnings( ){
         return this.empSalary;
    }
    
//testing only
    public static void main (String args[]) {
        Manager woman = new Manager("Ms. Moneykins", "888-88-8888", 1700); //test class
        System.out.println("Woman: "+woman);
        System.out.println("Employee type: "+woman.getEmpType());
        System.out.println("Salary: "+woman.getSalary());
        woman.setSalary(1600);
        System.out.println("Woman: "+woman);
        System.out.println("Salary: "+woman.getSalary());
        System.out.println("Earnings: "+woman.earnings());

        Employee man = new Manager("Mr. Green", "345-76-7890", 1700); //test polymorphism
        System.out.println("Man: "+man);
        System.out.println("Employee type: "+man.getEmpType());
        System.out.println("Salary: "+((Manager)man).getSalary());
        ((Manager)man).setSalary(1800);
        System.out.println("Man: "+man);
        System.out.println("Salary: "+((Manager)man).getSalary());
        System.out.println("Earnings: "+man.earnings());
    }
}