Need help with Java, Sorting name alphabetical order and rate in numerical order
Need help with Java, Sorting name alphabetical order and rate in numerical order
***************Semployees.csv***************************************_x000D_ _x000D_ Stan Stanley,123456789,TRUE,19,FALSE,10.95_x000D_ Ralph Maccio,258866445,TRUE,15,FALSE,9.55_x000D_ Julie Andrews,112222445,FALSE,0,FALSE,7.25_x000D_ Janice Young,558844115,TRUE,19,TRUE,11.75_x000D_ Annie Song,532120049,FALSE,10,TRUE,14.55_x000D_ Charles Castro,449032259,TRUE,12,TRUE,7.25_x000D_ Ruby Johnson,602938575,FALSE,14,TRUE,9.92_x000D_ Angela Jones,572656432,TRUE,12,TRUE,15.24_x000D_ John Erwin,986276422,FALSE,20,FALSE,16.70_x000D_ Socorro Gibson,762844562,TRUE,27,FALSE,13.3
In bold are the name and pay rate that need to sorted alphabetically and numerically.
**************************************main.java*****************************************************
import java.util.ArrayList;
import java.util.Scanner;
import java.io.*;
public class Main {
static ArrayList<String> name = new ArrayList<String>();
static ArrayList<String> id = new ArrayList<String>();
static ArrayList<String> state_of_employee = new ArrayList<String>();
static ArrayList<String> hourly_worked = new ArrayList<String>();
static ArrayList<String> state_of_student_employee = new ArrayList<String>();
static ArrayList<String> pay_rate = new ArrayList<String>();
static Scanner in = new Scanner(System.in);
private static Scanner inp;
static StudentEmployee[] Obb = new StudentEmployee[50];
public static void main(String[] args) {
inp = new Scanner(System.in);
file_Operation();
char choice;
do{
System.out.print(“===================Menu=================”);
System.out.print(“nEnter:n”+” S to Show.n”+” A to Add.n”+” R to Remove.n”
+ ” N to Sorted-by-name.n”+ ” T to Sorted-by-rate.n”+” W to Student-isWorkStudyn”
+ ” H to Show-highest.n”+” L to Show-lowest.n”+” C to Change-rate id/name xxxn”
+ ” B to Rate x between y (bonus).n”+” E to Exit.n”
+ “Enter your choice : “);
choice = inp.next().charAt(0);
switch(choice){
case ‘S’ : Show(); break;
case ‘A’ : Add(); break;
case ‘R’ : Remove(); break;
case ‘W’ : StudentIsWorkStudy();break;
case ‘N’ : SortByName(); break;
case ‘T’ : SortByRate(); break;
case ‘H’ : ShowHighest(); break;
case ‘L’ : ShowLowest(); break;
case ‘C’ : ChangeRate(); break;
case ‘B’ : Rate(); break;
case ‘E’ : break;
default : System.out.println(“Error, Enter a valid key with capital letter”); break;
}
}while(choice != ‘E’);
System.out.println(“================================================”);
System.out.print(“Thank you”);
}
public static void file_Operation()
{
String[] words = null;
FileReader fr = null;
BufferedReader br = null;
String line = null ;
try{
fr = new FileReader(“semployees.csv”);
br = new BufferedReader(fr);
line = (String)br.readLine();
while(line!=null){
words = line.split(“,”);
name.add(words[0]);
id.add(words[1]);
state_of_employee.add(words[2]);
hourly_worked.add(words[3]);
state_of_student_employee.add(words[4]);
pay_rate.add(words[5]);
line = (String)br.readLine();
}
br.close();
fr.close();
}catch(Exception ex){
System.out.println(ex);
}
}
public static void Show()
{
System.out.println(“================================================”);
for ( int i = 0 ; i < name.size(); ++ i )
{
System.out.println(
“name: “+ name.get(i) + “nid: “+id.get(i)
+”nstate of employee: “+ state_of_employee.get(i) + “nHourly Worked: “+hourly_worked.get(i)
+”nstate of student employee: “+ state_of_student_employee.get(i) + “nPay Rate: “+pay_rate.get(i)
);
System.out.println(“================================================”);
}
}
public static void Add()
{ int n;
System.out.print(“Enter the number of person you want add : “);
n = inp.nextInt();
for(int i=0 ; i<n ; i++){
System.out.print((i+1)+”-Enter Name: “);
name.add((String)in.nextLine());
System.out.print((i+1)+”-Enter ID: “);
id.add((String)in.nextLine());
in = new Scanner(System.in);
System.out.print((i+1)+”-Enter state of employee: “);
state_of_employee.add((String)in.nextLine());
System.out.print((i+1)+”-Hourly Worked: “);
hourly_worked.add((String)in.nextLine());
System.out.print((i+1)+”-state of student employee: “);
state_of_student_employee.add((String)in.nextLine());
System.out.print((i+1)+”-Pay Rate: “);
pay_rate.add((String)in.nextLine());
System.out.println(“================================================”);
}
}
public static void Remove()
{
int nn;
String empid;
int index;
System.out.print(“Enter how many Employees you want ot remove: “);
nn = inp.nextInt();
for(int i=0 ; i<nn ; i++){
System.out.print((i+1)+”-Enter ID of Employee to remove: “);
empid = in.nextLine();
index = id.indexOf(empid);
name.remove(index);
id.remove(index);
hourly_worked.remove(index);
state_of_student_employee.remove(index);
state_of_employee.remove(index);
pay_rate.remove(index);
System.out.println(“Deleted”);
}
}
public static void Rate(){
int x=0;
int y=0;
System.out.println(“================================================”);
System.out.println(“Show the student employees that with the hourly rate between x and y”);
System.out.println(“Note, Should x<y “);
System.out.print(“Enter x : “);
in = new Scanner(System.in);
x = in.nextInt();
System.out.print(“Enter y : “);
in = new Scanner(System.in);
y = in.nextInt();
System.out.println(“===Employees’s rate between ==”+x+” and “+y+”=========”);
for ( int i = 0 ; i < name.size(); ++ i ){
if(Integer.parseInt(hourly_worked.get(i)) >= x && Integer.parseInt(hourly_worked.get(i)) <= y){
System.out.println(“name: “+ name.get(i));
}
}
System.out.println(“================================================”);
}
public static void ShowHighest(){
int max = Integer.parseInt(hourly_worked.get(0));
int IndexHigh=0;
for ( int i = 0 ; i < name.size(); ++ i ){
if(Integer.parseInt(hourly_worked.get(i)) > max){
max = Integer.parseInt(hourly_worked.get(i));
IndexHigh = i;
}
}
System.out.println(“================================================”);
System.out.println(“The student employee with highest hourly rate is: “+ name.get(IndexHigh));
}
public static void ShowLowest (){
int min = Integer.parseInt(hourly_worked.get(0));
int IndexLow=0;
for( int i = 0 ; i < name.size(); ++ i ){
if(Integer.parseInt(hourly_worked.get(i)) < min){
min = Integer.parseInt(hourly_worked.get(i));
IndexLow = i;
}
}
System.out.println(“================================================”);
System.out.println(“The student employee with lowest hourly rate is: “+ name.get(IndexLow));
}
public static void StudentIsWorkStudy(){
System.out.println(“All the students that are eligible for work study status”);
for ( int i = 0 ; i < name.size(); ++ i ){
if(Boolean.parseBoolean(state_of_student_employee.get(i))){
System.out.println(“Name : “+name.get(i));
}
}
}
public static void ChangeRate(){
int idd=0;
System.out.println(“================================================”);
System.out.print(“Enter the id of the Employee that’s you want to change here rate: “);
in = new Scanner(System.in);
idd = in.nextInt();
int i=0;
while(idd != Integer.parseInt(id.get(i))){
i++; }
double newPayrate;
System.out.print(“Enter the new rate : “);
in = new Scanner(System.in);
newPayrate = in.nextDouble();
pay_rate.set(i, Double.toString(newPayrate));
System.out.println(“Changed”);
}
public static void SortByName(){
System.out.println(“================================================”);
for ( int i = 0 ; i < name.size(); ++ i ){
System.out.println(“name: “+ name.get(i));}
System.out.println(“================================================”);
}
public static void SortByRate(){
System.out.println(“================================================”);
for ( int i = 0 ; i < name.size(); ++ i ){
System.out.println(“Rate : “+ pay_rate.get(i));}
System.out.println(“================================================”);
}
}
**********************************************employee.java**********************************************************************
public class Employee
{
//Private instance variable fields
private String employeeName;
private int employeeId;
private boolean isWorking; // true if currently working; false otherwise
// Constructor – All args passed in as Strings
public Employee(String name, String id, String isworking) {
employeeName = name;
employeeId = Integer.parseInt(id);
isWorking = Boolean.parseBoolean(isworking);
}
public String getName() {
return employeeName;
}
public void setName(String name) {
employeeName = name;
}
public int getEmployeeId() {
return employeeId;
}
public void setEmployeeId(int id) {
employeeId = id;
}
public boolean isWorking() {
return isWorking;
}
public void setIsWorking(boolean employed) {
isWorking = employed;
}
public String toString() {
return employeeName + “t” + employeeId + “t” + isWorking;
}
}
*******************************************************StudentEmployee.java*********************************************************
public class StudentEmployee extends Employee {
private int hoursWorked;
private boolean isWorkStudy;
private double payRate;
public StudentEmployee(String name, String id, String isworking,
String hoursworked,String workstudy,String payrate) {
super(name, id, isworking);
hoursWorked =Integer.parseInt(hoursworked);
isWorkStudy = Boolean.parseBoolean(workstudy);
payRate = Double.parseDouble(payrate);
}
public void setHoursWorked(int hours){
hoursWorked = hours;
}
public void setIsWorkkStudy(boolean isWork){
isWorkStudy = isWork;
}
public void setPayRate(double rate){
payRate = rate;
}
public int getHoursWorked(){
return hoursWorked;
}
public boolean getIsWorkkStudy(){
return isWorkStudy;
}
public double getPayRate(){
return payRate;
}
public String toString() {
return hoursWorked + “t” + isWorkStudy + “t” + payRate;
}
}
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