Yes. I need help finding what to put under the number 4 comment. I am not sure how to add the object to the array

list.

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package data;

import java.io.*;

import java.util.ArrayList;

import business.*;

import java.util.StringTokenizer;

public class PizzaFileIO {

public static final String DEFAULT_FILE_NAME = “order.dat”;

public static final String DELIMTER = “,”;

 

private String fileName;

 

public PizzaFileIO() {

fileName = DEFAULT_FILE_NAME;

}

public PizzaFileIO(String fileName) {

setFileName(fileName);

}

public final void setFileName(String fileName) {

if (fileName != null && !fileName.trim().isEmpty())

{

this.fileName = DEFAULT_FILE_NAME;

}

else {

this.fileName = fileName;

}

}

public String getFileName() {

return fileName;

}

public int writeData(ArrayList<PizzaOrder> orderList) throws IOException {

StringBuilder recordList = new StringBuilder();

int count = 0;

 

if(!orderList.isEmpty()) {

for(PizzaOrder aOrder:orderList) {

count++;

recordList.append(aOrder.getFirstName());

recordList.append(DELIMTER);

recordList.append(aOrder.getLastName());

recordList.append(DELIMTER);

recordList.append(aOrder.getPizzaSize());

recordList.append(DELIMTER);

recordList.append(aOrder.getCheese());

recordList.append(DELIMTER);

//TODO, write the code to: (remember to separate the fields by the delimiter)

//1. add the statement to add the sausage value to the record

recordList.append(aOrder.getSausage());

//2. add the statement to add the ham value to the record

recordList.append(aOrder.getHam());

//3. add the statements to add the total value to the record

recordList.append(aOrder.getTotal());

if (count < orderList.size())

recordList.append(“rn”);

}

FileStream.writeData(recordList.toString(), fileName);

}

return count;

}

public ArrayList<PizzaOrder> readData() throws IllegalArgumentException, IOException {

PizzaOrder aOrder;

ArrayList<String> recordList;

ArrayList<PizzaOrder> orderList = new ArrayList<>();

StringTokenizer row;

 

recordList = FileStream.readList(fileName);

if (!recordList.isEmpty()) {

for(String record:recordList) {

row = new StringTokenizer(record, DELIMTER);

if (row.countTokens() == 7) {

aOrder = new PizzaOrder();

aOrder.setFirstName(row.nextToken());

aOrder.setLastName(row.nextToken());

aOrder.setPizzaSize(row.nextToken());

aOrder.setCheese(Boolean.valueOf(row.nextToken()));

//TODO: add statements to:

//1. add the sausage value to the order object

aOrder.setSausage(Boolean.valueOf(row.nextToken()));

//2. add the ham order to the object

aOrder.setHam(Boolean.valueOf(row.nextToken()));

//3. add the total value to the order (keeping in mind you have to “parse” the value into a double

aOrder.setTotal(Double.parseDouble(row.nextToken()));

//4. add the order to the array list

recordList.add(new PizzaOrder(aOrder));

 

}

}

}

return orderList;

}

}