FIT9131 S2 2024 – Ed Lessons

Description

FileIO.java

TravelSystem.java

tours.txt

Tour.java

import java.util.ArrayList;
import java.util.Scanner;
import java.io.FileReader;
import java.io.PrintWriter;
import java.io.FileNotFoundException;
import java.io.IOException;
public class FileIO
{
    public static ArrayList<Tour> readFile(String filename)
        throws FileNotFoundException, IOException
    {
        ArrayList<Tour> tours = new ArrayList<Tour>();
        FileReader reader = new FileReader(filename);
        Scanner scanner = new Scanner(reader);
        while (scanner.hasNextLine())
        {
            String line = scanner.nextLine();
            Tour tour = parseLine(line);
            if (tour != null)
            {
               tours.add(tour);
            }
        }            
        scanner.close();
        return tours;
    }
    public static void writeFile(String filename, ArrayList<Tour> tours)
        throws FileNotFoundException;
    {
        // if (writer == null)
        //     return null;
        PrintWriter writer = new PrintWriter(filename);
        for (Tour tour : tours)
        {

import java.util.ArrayList;
import java.io.FileNotFoundException;
import java.io.IOException;
public class TravelSystem
{
    private ArrayList<Tour> tours;
    public void display()
    {
        if(tours != null)
        {
            for (Tour tour : tours)
            {
                System.out.println("aba" + tour);
            }
        }
        else
        {
            System.out.println("there is no tour");
        }
    }
    public static void main(String[] args)
        throws FileNotFoundException, IOException
    {
        TravelSystem ts = new TravelSystem();
        ts.run();
    }
    public void run()
        throws FileNotFoundException, IOException
    {
        tours = FileIO.readFile("tours.txt");
        display();
    }

/home/FileIO.java All changes saved

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