Question

Write a java program that reads a given data file called tickets that consists of tickets and the ticket prices. Your program should read the data and compute the find minimum, maximum and average ticket prices and output the report into a file called output.txt. The report file should look exactly (or better than) the one shown below.

Your program should implement the Java ArrayList class, Java File I/O, and Java error handling exception.

Below is the content of the output.txt file:

******************************************* TICKET REPORT

******************************************* There are 6 tickets in the database.

Maximum Ticket price is $179.99.

Minimum Ticket price is $49.99.

Average Ticket Price is $XXX.XX.

Thank you for using our ticket system! *******************************************

Answer 1

Note: Could you plz go through this code and let me know if u need any changes in this.Thank You
=================================

// tickets.txt (Input file)

121.45 134.65 179.99 49.99 78.99 67.88

==================================

// Tickets.java

import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileWriter;
import java.io.IOException;
import java.text.DecimalFormat;
import java.util.Scanner;

public class Tickets {

   public static void main(String[] args) throws IOException {
int cnt=0;
    // DecimalFormat class is used to format the output
       DecimalFormat df = new DecimalFormat(".00");
double min=Integer.MAX_VALUE,max=Integer.MIN_VALUE,avg,value,sum=0;
FileWriter fw=null;
Scanner sc=null;
       try {
           sc=new Scanner(new File("tickets.txt"));
           fw=new FileWriter(new File("output.txt"));
           while(sc.hasNext())
           {
               value=sc.nextDouble();
               cnt++;
               if(max<value)
               {
                   max=value;
               }
               if(min>value)
               {
                   min=value;
               }
               sum+=value;
           }
           avg=sum/cnt;
           fw.write("*******************************************\n");
           fw.write("\t\tTICKET REPORT\n");
           fw.write("*******************************************\n");
           fw.write("Maximum Ticket price is $"+max+".\n");
           fw.write("Minimum Ticket price is $"+min+".\n");

           fw.write("Average Ticket Price is $"+df.format(avg)+".\n");

           fw.write("Thank you for using our ticket system!\n");
           fw.write("*******************************************\n");
          
          
       } catch (FileNotFoundException e) {
           System.out.println(e);
       }
       finally
       {
           if(sc!=null)
           {
               sc.close();
           }
          
           if(fw!=null)
           {
               fw.close();
           }
       }

   }

}

=====================================

Output.txt (output file)

=====================Could you plz rate me well.Thank You