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// Fig. 9.10: BasePlusCommissionEmployee3.java
// BasePlusCommissionEmployee3 inherits from CommissionEmployee2 and has
// access to CommissionEmployee2's protected members.
public class BasePlusCommissionEmployee3 extends CommissionEmployee2
{
private double baseSalary; // base salary per week
// six-argument constructor
public BasePlusCom
missionEmployee3( String first, String last,
String ssn, double sales, double rate, double salary )
{
super( first, last, ssn, sales, rate );
setBaseSalary( salary ); // validate and store base salary
} // end six-argument BasePlusCommissionEmployee3 constructor
// set base salary
public void setBaseSalary( double salary )
{
baseSalary = ( salary < 0.0 ) ? 0.0 : salary;
} // end method setBaseSalary
// return base salary
public double getBaseSalary()
{
return baseSalary;
} // end method getBaseSalary
// calculate earnings
public double earnings()
{
return baseSalary + ( commissionRate * grossSales );
} // end method earnings
// return String representation of BasePlusCommissionEmployee3
public String toString()
{
return String.format(
"%s: %s %s\n%s: %s\n%s: %.2f\n%s: %.2f\n%s: %.2f",
"base-salaried commission employee", firstName, lastName,
"social security number", socialSecurityNumber,
"gross sales", grossSales, "commission rate", commissionRate,
"base salary", baseSalary );
} // end method toString
} // end class BasePlusCommissionEmployee3
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