I have bene unable to complete the following project and need help to complet it.
//***********************************************
// CLASS: Main
//
// DESCRIPTION
// The Main class for Project 2.
//
// AUTHOR
// Kevin R. Burger ([email protected])
// Computer Science & Engineering
// School of Computing, Informatics, and Decision Systems Engineering
// Fulton Schools of Engineering
// Arizona State University, Tempe, AZ 85287-8809
// Web: http://www.devlang.com
//**************************************************
import java.io.File;
import java.io.FileNotFoundException;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.Scanner;
public class Main {
/**
* Instantiate a Main object and call run() on the object.
*/
public static void main(String[] args) {
???
}
/**
* Calculates the tuition for each student. Write an enhanced for loop that iterates over each Student in
* pStudentList. For each Student, call calcTuition() on that Student. Note: this is a polymorphic method
* call.
*
* PSEUDOCODE
* EnhancedFor each student in pStudentList Do
* student.calcTuition()
* End EnhancedFor
*/
private void calcTuition(ArrayList pStudentList) {
???
}
/**
* Reads the student information from "p02-students.txt" and returns the list of students as an ArrayList
* object.
*
* PSEUDOCODE
* Declare and create an ArrayList object named studentList.
* Open "p02-students.txt" for reading using a Scanner object named in.
* While in.hasNext() returns true Do
* String studentType <- read next string from in
* If studentType is "C" Then
* studentList.add(readOnCampusStudent(in))
* Else
* studentList.add(readOnlineStudent(in))
* End If
* End While
* Close the scanner
* Return studentList
*/
private ArrayList readFile() throws FileNotFoundException {
???
}
/**
* Reads the information for an on-campus student.
*
* PSEUDOCODE
* Declare String object id and assign pIn.next() to id
* Declare String object named lname and assign pIn.next() to lname
* Declare String object named fname and assign pIn.next() to fname
* Declare and create an OnCampusStudent object. Pass id, fname, and lname as params to ctor.
* Declare String object named res and assign pIn.next() to res
* Declare double variable named fee and assign pIn.nextDouble() to fee
* Declare int variable named credits and assign pIn.nextInt() to credits
* If res.equals("R") Then
* Call setResidency(true) on student
* Else
* Call setResidency(false) on student
* End If
* Call setProgramFee(fee) on student
* Call setCredits(credits) on student
* Return student
*/
private OnCampusStudent readOnCampusStudent(Scanner pIn) {
???
}
/**
* Reads the information for an online student.
*
* PSEUDOCODE
* Declare String object id and assign pIn.next() to id
* Declare String object named lname and assign pIn.next() to lname
* Declare String object named fname and assign pIn.next() to fname
* Declare and create an OnlineStudent object. Pass id, fname, lname as params to the ctor.,
* Declare String object named fee and assign pIn.next() to fee
* Declare int variable named credits and assign pIn.nextInt() to credits
* If fee.equals("T")) Then
* Call setTechFee(true) on student
* Else
* Call setTechFee(false) on student
* End If
* Call setCredits(credits) on student
* Return student
*/
private OnlineStudent readOnlineStudent(Scanner pIn) {
???
}
/**
* Calls other methods to implement the sw requirements.
*
* PSEUDOCODE
* Declare ArrayList object named studentList
* try
* studentList = readFile()
* calcTuition(studentList)
* Call Sorter.insertionSort(studentList, Sorter.SORT_ASCENDING) to sort the list
* writeFile(studentList)
* catch FileNotFoundException
* Print "Sorry, could not open 'p02-students.txt' for reading. Stopping."
* Call System.exit(-1)
*/
private void run() {
???
}
/**
* Writes the output file to "p02-tuition.txt" per the software requirements.
*
* PSEUDOCODE
* Declare and create a PrintWriter object named out. Open "p02-tuition.txt" for writing.
* EnhancedFor each student in pStudentList Do
* out.print(student id + " " + student last name + " " + student first name)
* out.printf("%.2f%n" student tuition)
* End EnhancedFor
* Close the output file
*/
private void writeFile(ArrayList pStudentList) throws FileNotFoundException {
???
}
}
//**************************************************************************************************************
// CLASS: Sorter
//
// DESCRIPTION
// Implements the insertion sort algorithm to sort an ArrayList<> of Students.
//
// AUTHOR
// Kevin R. Burger ([email protected])
// Computer Science & Engineering Program
// Fulton Schools of Engineering
// Arizona State University, Tempe, AZ 85287-8809
// http:www.devlang.com
//**************************************************************************************************************
package tuition;
import java.util.ArrayList;
public class Sorter {
public static final int SORT_ASCENDING = 0;
public static final int SORT_DESCENDING = 1;
/**
* Sorts pList into ascending (pOrder = SORT_ASCENDING) or descending (pOrder = SORT_DESCENDING) order
* using the insertion sort algorithm.
*/
public static void insertionSort(ArrayList pList, int pOrder) {
for (int i = 1; i < pList.size(); ++i) {
for (int j = i; keepMoving(pList, j, pOrder); --j) {
swap(pList, j, j - 1);
}
}
}
/**
* Returns true if we need to continue moving the element at pIndex until it reaches its proper location.
*/
private static boolean keepMoving(ArrayList pList, int pIndex, int pOrder) {
if (pIndex < 1) return false;
Student after = pList.get(pIndex);
Student before = pList.get(pIndex - 1);
return (pOrder == SORT_ASCENDING) ? after.compareTo(before) < 0 : after.compareTo(before) > 0;
}
/**
* Swaps the elements in pList at pIndex1 and pIndex2.
*/
private static void swap(ArrayList pList, int pIndex1, int pIndex2) {
Student temp = pList.get(pIndex1);
pList.set(pIndex1, pList.get(pIndex2));
pList.set(pIndex2, temp);
}
}
//**************************************************************************************************************
// CLASS: TuitionConstants
//
// DESCRIPTION
// Constants that are used in calculating the tuition for on-campus and online students. Use these constants
// in the OnCampusStudent and OnlineStudent classes.
//
// AUTHOR
// Kevin R. Burger ([email protected])
// Computer Science & Engineering
// School of Computing, Informatics, and Decision Systems Engineering
// Fulton Schools of Engineering
// Arizona State University, Tempe, AZ 85287-8809
// Web: http://www.devlang.com
//**************************************************************************************************************
package tuition;
public class TuitionConstants {
public static final int ONCAMP_ADD_CREDITS = 350;
public static final int MAX_CREDITS = 18;
public static final int ONCAMP_NONRES_BASE = 12200;
public static final int ONCAMP_RES_BASE = 5500;
public static final int ONLINE_CREDIT_RATE = 875;
public static final int ONLINE_TECH_FEE = 125;
}
Attachment:- Attachments.rar