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jsdokosjsdokos
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All project in java done for the semester!
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8 files changed

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-70
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8 files changed

+575
-70
lines changed

‎conditionals2/.gitignore

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/lab5.class
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/proj5.class
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/test_kevin.class
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/Payroll.class
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/PayrollApp.class

‎conditionals2/Payroll.java

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import java.text.DecimalFormat;
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/**
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This file provided to the student for modification
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The Payroll class stores data about an employee's pay
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*/
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public class Payroll
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{
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private String name; // Employee name
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private int idNumber; // ID number
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private double payRate; // Hourly pay rate
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private double hoursWorked; // Number of hours worked
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/**
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The constructor initializes an object with the
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employee's name and ID number.
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@param n The employee's name.
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@param i The employee's ID number.
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*/
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public Payroll(String n, int i)
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{
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name = n;
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idNumber = i;
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}
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/*************************************************************************************************************
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* Description: Contructor to create a blank student for the user to add information into
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*
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* Parameters: none
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*
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* Return: none
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**************************************************************************************************************/
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public Payroll()
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{
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name = "";
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idNumber = 0000000;
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payRate = 00.00;
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hoursWorked = 0;
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}
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/**
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The setName sets the employee's name.
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@param n The employee's name.
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*/
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public void setName(String n)
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{
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name = n;
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}
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/**
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The setIdNumber sets the employee's ID number.
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@param i The employee's ID number.
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*/
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public void setIdNumber(int i)
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{
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idNumber = i;
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//TODO error checking char or double
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}
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/**
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The setPayRate sets the employee's pay rate.
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@param p The employee's pay rate.
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*/
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public void setPayRate(double p)
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{
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payRate = p;
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//TODO error checking char
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}
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/**
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The setHoursWorked sets the number of hours worked.
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@param h The number of hours worked.
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*/
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public void setHoursWorked(double h)
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{
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hoursWorked = h;
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//TODO error checking char
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}
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/**
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The getName returns the employee's name.
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@return The employee's name.
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*/
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public String getName()
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{
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return name;
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}
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/**
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The getIdNumber returns the employee's ID number.
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@return The employee's ID number.
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*/
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public int getIdNumber()
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{
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return idNumber;
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}
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/**
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The getPayRate returns the employee's pay rate.
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@return The employee's pay rate.
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*/
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public double getPayRate()
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{
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return payRate;
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}
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/**
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The getHoursWorked returns the hours worked by the
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employee.
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@return The hours worked.
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*/
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public double getHoursWorked()
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{
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return hoursWorked;
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}
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/**
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The getGrossPay returns the employee's gross pay.
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@return The employee's gross pay.
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*/
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public double getGrossPay()
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{
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return hoursWorked * payRate;
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}
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/*************************************************************************************************************
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* Description: return all the information about and object in a string to be outputted to the screen
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*
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* Parameters: none
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*
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* Return:
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* temp - used to gather all the information about an object to be returned
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**************************************************************************************************************/
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public String toString()
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{
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String temp = "";
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DecimalFormat df = new DecimalFormat("#0.00"); // format for displaying final value
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temp = "Employee Name: " + name + "\nID Number: " + idNumber + "\nPay: $" + df.format(getGrossPay()); // + "\n"
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return temp;
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}
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} // end class
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‎conditionals2/PayrollApp.java

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import java.util.*;
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public class PayrollApp {
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private static ArrayList<Payroll> list = new ArrayList<Payroll>();
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/*************************************************************************************************************
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* Gets information for the Payroll object then displays them afterwards allows the user to remove one then
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* add another one, then display the resulting list
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*
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* Jacob Dokos
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*
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* Project 9
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**************************************************************************************************************/
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public static void main(String[] args) {
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Scanner s = new Scanner(System.in);
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boolean rerunprog = false;
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do
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{
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addToList(); // method to add to array
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String struserin = " ";
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//gets input from user if they want to continue program
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System.out.print("\nRun program again? (y/n) ");
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struserin = s.nextLine();
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if (struserin.charAt(0) == 'Y' || struserin.charAt(0) == 'y')
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{
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rerunprog = true;
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System.out.print("\n");
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}
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else if (struserin.charAt(0) == 'N' || struserin.charAt(0) == 'n')
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rerunprog = false;
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} while (rerunprog);
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//display all the employees
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displayList();
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String temp = "";
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boolean validID = false;
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do
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{
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System.out.print("Please enter an ID number: ");
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temp = s.nextLine();
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//if you find the ID # then remove it
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for (int i = 0; i < list.size(); i++)
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{
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if (list.get(i).getIdNumber() == Integer.parseInt(temp) )
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{
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list.remove(i);
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validID = true;
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}
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}
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if (!validID)
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System.out.println("Please enter a valid ID number");
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} while (!validID);
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//get input from user
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//add in one more employee then display them all
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addToList();
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displayList();
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}
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/*************************************************************************************************************
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* Description: Used to display all the objects in the arraylist to the screen
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*
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* Parameters: none
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*
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* Return: none
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**************************************************************************************************************/
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public static void displayList()
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{
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for (int i = 0; i < list.size(); i++)
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{
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System.out.println(list.get(i).toString());
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System.out.println();
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}
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}
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/*************************************************************************************************************
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* Description: Gets input from the user to add to the array list.
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*
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* Parameters: none
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*
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* Return: none
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**************************************************************************************************************/
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public static void addToList()
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{
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Payroll temp = new Payroll();
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Scanner s = new Scanner(System.in);
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boolean success = false;
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while (!success)
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{
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System.out.print("What is the employees name? ");
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try
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{
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temp.setName(s.nextLine());
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if (temp.getName().length() == 0)
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throw new Exception();
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success = true;
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}
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catch (Exception e)
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{
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System.out.println("You must enter a valid name, please try again. ");
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}
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}
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success = false;
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while (!success)
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{
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System.out.print("What is the employees ID? ");
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try
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{
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temp.setIdNumber(Integer.parseInt(s.nextLine()));
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success = true;
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}
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catch (ClassCastException f)
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{
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System.out.println("Invalid character, please try again. ");
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}
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catch (NumberFormatException e)
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{
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System.out.println("Invalid character, please try again. ");
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}
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}
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success = false;
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while (!success)
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{
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System.out.print("What is the employees Pay Rate? ");
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try
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{
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temp.setPayRate(Double.parseDouble(s.nextLine()));
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success = true;
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}
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catch (NumberFormatException e)
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{
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System.out.println("Invalid character, please try again. ");
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}
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}
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success = false;
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while (!success)
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{
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System.out.print("What is the employees hours worked? ");
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try
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{
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temp.setHoursWorked(Double.parseDouble(s.nextLine()));
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success = true;
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}
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catch (NumberFormatException e)
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{
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System.out.println("Invalid character, please try again. ");
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}
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}
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list.add(temp);
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}
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}

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