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Make any necessary modifications to the RushJob class so that it can be sorted by job number. Modify the JobDemo3 application so the displayed orders have been sorted. using System; using static System.Console; using System.Globalization; class JobDemo4 {    static void Main()    {       RushJob[] jobs = new RushJob[5];       int x, y;       double grandTotal = 0;       bool goodNum;       for(x = 0 ; x < jobs.Length; ++x)       {          jobs[x] = new RushJob();          Write("Enter job number ");          jobs[x].JobNumber = Convert.ToInt32(ReadLine());          goodNum = true;          for(y = 0; y < x; ++y)          {             if(jobs[x].Equals(jobs[y]))                goodNum = false;          }          while(!goodNum)          {              Write("Sorry, the job number " +                 jobs[x].JobNumber + " is a duplicate. " +                 "\nPlease reenter ");              jobs[x].JobNumber = Convert.ToInt32(ReadLine());              goodNum = true;              for(y = 0; y < x; ++y)              {                 if(jobs[x].Equals(jobs[y]))                    goodNum = false;              }          }          Write("Enter customer name ");          jobs[x].Customer = ReadLine();          Write("Enter description ");          jobs[x].Description = ReadLine();          Write("Enter estimated hours ");          jobs[x].Hours = Convert.ToDouble(ReadLine());       }       WriteLine("\nSummary:\n");       for(x = 0; x < jobs.Length; ++x)       {          WriteLine(jobs[x].ToString());          grandTotal += jobs[x].Price;       }       WriteLine("\nTotal for all jobs is " + grandTotal.ToString("C", CultureInfo.GetCultureInfo("en-US")));    }   }    class Job {    protected double hours;    protected double price;    public const double RATE = 45.00;    public Job(int num, string cust, string desc, double hrs)    {       JobNumber = num;       Customer = cust;       Description = desc;       Hours = hrs;    }    public int JobNumber {get; set;}    public string Customer {get; set;}    public string Description {get; set;}    public double Hours    {       get       {          return hours;       }       set       {          hours = value;          price = hours * RATE;       }    }    public double Price    {        get        {           return price;        }   }    public override string ToString()    {       return(GetType() + " " + JobNumber + " " + Customer + " " +          Description + " " + Hours + " hours @" + RATE.ToString("C") +          " per hour. Total price is " + Price.ToString("C", CultureInfo.GetCultureInfo("en-US")));    }    public override bool Equals(Object e)    {       bool equal;       Job temp = (Job)e;       if(JobNumber == temp.JobNumber)         equal = true;       else         equal = false;       return equal;    }    public override int GetHashCode()    {       return JobNumber;    } } class RushJob : Job {    public const double PREMIUM = 150.00;    public RushJob() :base(0, "", "", 0)    {    }     public override string ToString()    {       return(GetType() + " " + JobNumber + " " + Customer + " " +          Description + " " + Hours + " hours @" + RATE.ToString("C") +          " per hour. Rush job adds " + PREMIUM +          " premium. Total price is " + Price.ToString("C", CultureInfo.GetCultureInfo("en-US")));    }    public new double Hours    {       get       {          return hours;       }       set       {          hours = value;          price = hours * RATE + PREMIUM;       }    } }

Make any necessary modifications to the RushJob class so that it can be sorted by job number. Modify the JobDemo3 application so the displayed orders have been sorted. using System; using static System.Console; using System.Globalization; class JobDemo4 {    static void Main()    {       RushJob[] jobs = new RushJob[5];       int x, y;       double grandTotal = 0;       bool goodNum;       for(x = 0 ; x < jobs.Length; ++x)       {          jobs[x] = new RushJob();          Write("Enter job number ");          jobs[x].JobNumber = Convert.ToInt32(ReadLine());          goodNum = true;          for(y = 0; y < x; ++y)          {             if(jobs[x].Equals(jobs[y]))                goodNum = false;          }          while(!goodNum)          {              Write("Sorry, the job number " +                 jobs[x].JobNumber + " is a duplicate. " +                 "\nPlease reenter ");              jobs[x].JobNumber = Convert.ToInt32(ReadLine());              goodNum = true;              for(y = 0; y < x; ++y)              {                 if(jobs[x].Equals(jobs[y]))                    goodNum = false;              }          }          Write("Enter customer name ");          jobs[x].Customer = ReadLine();          Write("Enter description ");          jobs[x].Description = ReadLine();          Write("Enter estimated hours ");          jobs[x].Hours = Convert.ToDouble(ReadLine());       }       WriteLine("\nSummary:\n");       for(x = 0; x < jobs.Length; ++x)       {          WriteLine(jobs[x].ToString());          grandTotal += jobs[x].Price;       }       WriteLine("\nTotal for all jobs is " + grandTotal.ToString("C", CultureInfo.GetCultureInfo("en-US")));    }   }    class Job {    protected double hours;    protected double price;    public const double RATE = 45.00;    public Job(int num, string cust, string desc, double hrs)    {       JobNumber = num;       Customer = cust;       Description = desc;       Hours = hrs;    }    public int JobNumber {get; set;}    public string Customer {get; set;}    public string Description {get; set;}    public double Hours    {       get       {          return hours;       }       set       {          hours = value;          price = hours * RATE;       }    }    public double Price    {        get        {           return price;        }   }    public override string ToString()    {       return(GetType() + " " + JobNumber + " " + Customer + " " +          Description + " " + Hours + " hours @" + RATE.ToString("C") +          " per hour. Total price is " + Price.ToString("C", CultureInfo.GetCultureInfo("en-US")));    }    public override bool Equals(Object e)    {       bool equal;       Job temp = (Job)e;       if(JobNumber == temp.JobNumber)         equal = true;       else         equal = false;       return equal;    }    public override int GetHashCode()    {       return JobNumber;    } } class RushJob : Job {    public const double PREMIUM = 150.00;    public RushJob() :base(0, "", "", 0)    {    }     public override string ToString()    {       return(GetType() + " " + JobNumber + " " + Customer + " " +          Description + " " + Hours + " hours @" + RATE.ToString("C") +          " per hour. Rush job adds " + PREMIUM +          " premium. Total price is " + Price.ToString("C", CultureInfo.GetCultureInfo("en-US")));    }    public new double Hours    {       get       {          return hours;       }       set       {          hours = value;          price = hours * RATE + PREMIUM;       }    } }

Database System Concepts
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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Make any necessary modifications to the RushJob class so that it can be sorted by job number. Modify the JobDemo3 application so the displayed orders have been sorted.

using System;
using static System.Console;
using System.Globalization;

class JobDemo4
{
   static void Main()
   {
      RushJob[] jobs = new RushJob[5];
      int x, y;
      double grandTotal = 0;
      bool goodNum;
      for(x = 0 ; x < jobs.Length; ++x)
      {
         jobs[x] = new RushJob();
         Write("Enter job number ");
         jobs[x].JobNumber = Convert.ToInt32(ReadLine());
         goodNum = true;
         for(y = 0; y < x; ++y)
         {
            if(jobs[x].Equals(jobs[y]))
               goodNum = false;
         }
         while(!goodNum)
         {
             Write("Sorry, the job number " +
                jobs[x].JobNumber + " is a duplicate. " +
                "\nPlease reenter ");
             jobs[x].JobNumber = Convert.ToInt32(ReadLine());
             goodNum = true;
             for(y = 0; y < x; ++y)
             {
                if(jobs[x].Equals(jobs[y]))
                   goodNum = false;
             }
         }
         Write("Enter customer name ");
         jobs[x].Customer = ReadLine();
         Write("Enter description ");
         jobs[x].Description = ReadLine();
         Write("Enter estimated hours ");
         jobs[x].Hours = Convert.ToDouble(ReadLine());
      }
      WriteLine("\nSummary:\n");
      for(x = 0; x < jobs.Length; ++x)
      {
         WriteLine(jobs[x].ToString());
         grandTotal += jobs[x].Price;
      }
      WriteLine("\nTotal for all jobs is " + grandTotal.ToString("C", CultureInfo.GetCultureInfo("en-US")));
   }
 
}   
class Job
{
   protected double hours;
   protected double price;
   public const double RATE = 45.00;
   public Job(int num, string cust, string desc, double hrs)
   {
      JobNumber = num;
      Customer = cust;
      Description = desc;
      Hours = hrs;
   }
   public int JobNumber {get; set;}
   public string Customer {get; set;}
   public string Description {get; set;}
   public double Hours
   {
      get
      {
         return hours;
      }
      set
      {
         hours = value;
         price = hours * RATE;
      }
   }
   public double Price
   {
       get
       {
          return price;
       }
  }
   public override string ToString()
   {
      return(GetType() + " " + JobNumber + " " + Customer + " " +
         Description + " " + Hours + " hours @" + RATE.ToString("C") +
         " per hour. Total price is " + Price.ToString("C", CultureInfo.GetCultureInfo("en-US")));
   }
   public override bool Equals(Object e)
   {
      bool equal;
      Job temp = (Job)e;
      if(JobNumber == temp.JobNumber)
        equal = true;
      else
        equal = false;
      return equal;
   }
   public override int GetHashCode()
   {
      return JobNumber;
   }
}

class RushJob : Job
{
   public const double PREMIUM = 150.00;
   public RushJob() :base(0, "", "", 0)
   {
   } 
   public override string ToString()
   {
      return(GetType() + " " + JobNumber + " " + Customer + " " +
         Description + " " + Hours + " hours @" + RATE.ToString("C") +
         " per hour. Rush job adds " + PREMIUM +
         " premium. Total price is " + Price.ToString("C", CultureInfo.GetCultureInfo("en-US")));
   }
   public new double Hours
   {
      get
      {
         return hours;
      }
      set
      {
         hours = value;
         price = hours * RATE + PREMIUM;
      }
   }
}
An example of the program is shown below: Enter job number 22 Enter customer name Joe Enter description Powerwashing Enter estimated hours 4 Enter job number 6 Enter customer name Joey Enter description Painting Enter estimated hours 8 Enter job number 12 Enter customer name Joseph Enter description Carpet cleaning Enter estimated hours 5 Enter job number 9 Enter customer name Josefine Enter description Moving Enter estimated hours 12 Enter job number 21 Enter customer name Josefina Enter description Dog walking Enter estimated hours 2 Summary: RushJob 6 Joey Painting 8 hours @$45.00 per hc RushJob 9 Josefine Moving 12 hours @$45.00 per Rush Job 12 Joseph Carpet cleaning 5 hours @$45 RushJob 21 Josefina Dog walking 2 hours @$45.0 RushJob 22 Joe Powerwashing 4 hours @$45.00 pe
Transcribed Image Text:An example of the program is shown below: Enter job number 22 Enter customer name Joe Enter description Powerwashing Enter estimated hours 4 Enter job number 6 Enter customer name Joey Enter description Painting Enter estimated hours 8 Enter job number 12 Enter customer name Joseph Enter description Carpet cleaning Enter estimated hours 5 Enter job number 9 Enter customer name Josefine Enter description Moving Enter estimated hours 12 Enter job number 21 Enter customer name Josefina Enter description Dog walking Enter estimated hours 2 Summary: RushJob 6 Joey Painting 8 hours @$45.00 per hc RushJob 9 Josefine Moving 12 hours @$45.00 per Rush Job 12 Joseph Carpet cleaning 5 hours @$45 RushJob 21 Josefina Dog walking 2 hours @$45.0 RushJob 22 Joe Powerwashing 4 hours @$45.00 pe
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