Chapter 11, Problem 10PC

Program Plan Intro

• Define a class named “Employee”.
  • Declare the required variables.
  • Define a parameterize constructor to set “name” and “num”.
  • Define a “setName()” method to set “name”.
  • Define a “setEmpNum()” method to set “num”.
  • Define a “setHrDate()” method to assign hire date
  • Define a “getName()” method to return name.
  • Define a “getEmpNum()” method to return employee number.
  • Define a “getHrDate()” method to return hire date.
  • Define a “isValidEmpNum()” method to return status.
  • Define a “toString()” method to return string.
• Define a class named “InvalidEmpNum” that extends “Exception” class.
  • Define a constructor with no parameters.
    • Call “super()” method to print invalid number message.
• Define a class named “InvalidPayRate” that extends “Exception” class.
  • Define a constructor with no parameters.
    • Call “super()” method to print negative pay rate message.
• Define a class named “InvalidShift” that extends “Exception” class.
  • Define a constructor with no parameters.
    • Call “super()” method to print invalid shift number message.
• Define a class named “ProductionWorker” that extends “Exception” class.
  • Define constant value for day and night shift.
  • Declare required variables.
  • Definition of parameterized constructor to set variables.
  • Definition of constructor to initialize variables.
  • Definition of “setShift()” method to set shift.
  • Definition of “setPayRate()” method to set pay rate .
  • Definition of “getShift()” method to return shift.
  • Definition of “getPayRate()” method to return pay rate .
  • Definition of “toString()” method to return string.
• Define a class named “WorkerDemo”.
  • Define a “main()” method to check payroll exception.
    • Create an object or reference variable.
    • Test the exception.