public class BasePlusCommissionEmployee2 extends CommissionEmployee
1: // Fig. 9.8: BasePlusCommissionEmployee2.java
2: // BasePlusCommissionEmployee2 inherits from class CommissionEmployee.
3:
4: public class BasePlusCommissionEmployee2 extends CommissionEmployee
5: {
6: private double baseSalary; // base salary per week
7:
8: // six-argument constructor
9: public BasePlusCommissionEmployee2( String first, String last,
10: String ssn, double sales, double rate, double salary )
11: {
12: // explicit call to superclass CommissionEmployee constructor
13: super( first, last, ssn, sales, rate );
14:
15: setBaseSalary( salary ); // validate and store base salary
16: } // end six-argument BasePlusCommissionEmployee2 constructor
17:
18: // set base salary
19: public void setBaseSalary( double salary )
20: {
21: baseSalary = ( salary < 0.0 ) ? 0.0 : salary;
22: } // end method setBaseSalary
23:
24: // return base salary
25: public double getBaseSalary()
26: {
27: return baseSalary;
28: } // end method getBaseSalary
29:
30: // calculate earnings
31: public double earnings()
32: {
33: // not allowed: commissionRate and grossSales private in superclass
34: return baseSalary + ( commissionRate * grossSales );
35: } // end method earnings
36:
37: // return String representation of BasePlusCommissionEmployee2
38: public String toString()
39: {
40: // not allowed: attempts to access private superclass members
41: return String.format(
42: "%s: %s %s\n%s: %s\n%s: %.2f\n%s: %.2f\n%s: %.2f",
43: "base-salaried commission employee", firstName, lastName,
44: "social security number", socialSecurityNumber,
45: "gross sales", grossSales, "commission rate", commissionRate,
46: "base salary", baseSalary );
47: } // end method toString
48: } // end class BasePlusCommissionEmployee2
49:
50:
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53: * Pearson Education, Inc. All Rights Reserved. *
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