1. Create a search method in your program that allows the user to find a tax payer and display their information to the user. Change your program to prompt the user for a name to find. Have the main method call this method. 2. Add code to your program to sort the information according to salary in ascending order. Save the sorted information into a new file.
1. Create a search method in your program that allows the user to find a tax payer and display their information to the user. Change your program to prompt the user for a name to find. Have the main method call this method. 2. Add code to your program to sort the information according to salary in ascending order. Save the sorted information into a new file.
Programming Logic & Design Comprehensive
9th Edition
ISBN:9781337669405
Author:FARRELL
Publisher:FARRELL
Chapter7: File Handling And Applications
Section: Chapter Questions
Problem 15RQ
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Question
Please help me with part B of this program. I am not understanding it. The program displays the salary of 30 ceos, the companies they are the ceos of, there yearly salary, and the tax owned
Program is below (java)
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileWriter;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Scanner;
public class Main
{
static public double calcTax(double salary, double taxRate)
{
double taxOwed = 0;
taxOwed = (salary * taxRate) / 100;
return taxOwed;
}
public static void main(String[] args) throws IOException
{
ArrayList salary = new ArrayList();
ArrayList name = new ArrayList();
ArrayList company_name = new ArrayList();
// int lines = 1;
try{
File myFile = new File("taxpayer.txt");
Scanner fileReader = new Scanner(myFile);
while(fileReader.hasNextLine()){
String data = fileReader.nextLine();
System.out.println(data);
String[] dataArr = data.split(", ");
name.add(dataArr[0] + " "+ dataArr[1] );
company_name.add(dataArr[2]);
double sal = Double.parseDouble(dataArr[3]);
salary.add(sal);
// if(lines % 3 == 1 ){
// name.add(data);
// }else if(lines % 3 == 2){
// company_name.add(data);
// }else{
// double sal = Double.parseDouble(data);
// salary.add(sal);
// }
// lines++;
}
fileReader.close();
}catch (FileNotFoundException e){
System.out.println("File with given name not found");
e.printStackTrace();
}
try(FileWriter myWriter = new FileWriter("taxinfo.txt", true))
{
System.out.println("Records started in file .....");
for(int i=0;i
Transcribed Image Text:Part B - Searching and Sorting
1. Create a search method in your program that allows
the user to find a tax payer and display their
information to the user. Change your program to
prompt the user for a name to find. Have the main
method call this method.
2. Add code to your program to sort the information
according to salary in ascending order. Save the sorted
information into a new file.
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