package chegg_bar;
import java.util.*;

//creating an item class for holding each item information.
class Item{
private int type;
private String description;
private String barCode;
//Creating getters and setters method.
public void setType(int t){
//Range of type is 1 to 100 as mentioned in question.
if(t>=1 && t<=100)
this.type = t;
else
System.out.println("Type is invalid");
}
public void setDescription(String d){
this.description = d;
}
public void setBarCode(String b){
this.barCode = b;
}
public int getType(){
return this.type;
}
public String getDescription(){
return this.description;
}
public String getBarCode(){
return this.barCode;
}
//Creating the parametrized constructor.
public Item(int a, String b, String c){
this.type = a;
this.description = b;
this.barCode = c;
}
}
public class Chegg_Bar {
public static void main(String[] args) {
//Creating various types of items using Item class.
Item one = new Item(1,"Book","12345679");
Item two = new Item(1,"Pen","2323234");
Item three = new Item(1,"Pencil","342323");
Item four = new Item(7,"Chair","23232");
Item five = new Item(7,"Table","343323");
Item six = new Item(7,"Sofa","32323");
Item seven = new Item(7,"Door","232323");
Item eight = new Item(7,"Almirah","23232");
Item nine = new Item(10,"Maruti","2323");
Item ten = new Item(10,"Hyundai","12123");
Item eleven = new Item(10,"Suzuki","23242524");
Item twelve = new Item(10,"Honda","23234");
Item thirteen = new Item(10,"Ford","2325423");
Item fourteen = new Item(10,"Volkwagen","45342");
Item fifteen = new Item(10,"Mercedes","455223");
Item sixteen = new Item(10,"Buccati","232424");
//Creating an array list which will holds our all items.
List<Item> itemList = new ArrayList<Item>();
//Adding various items that is created earlier to arrayList.
itemList.add(one);
itemList.add(two);
itemList.add(three);
itemList.add(four);
itemList.add(five);
itemList.add(five);
itemList.add(six);
itemList.add(seven);
itemList.add(eight);
itemList.add(nine);
itemList.add(ten);
itemList.add(eleven);
itemList.add(twelve);
itemList.add(thirteen);
itemList.add(fourteen);
itemList.add(fifteen);
itemList.add(sixteen);
//Creating the count varibles for various types so as to extract exactly those no items of specific types from the list.
int itemOneCount = 3;
int itemSevenCount = 5;
int itemTenCount = 10;
//Looping throught array to extract the items
for(Item e:itemList){
//Checking if the item is 1, 7 or 10 .
if(e.getType()==1 && itemOneCount>0){
//Printing the barcode.
System.out.println(e.getBarCode());
itemOneCount--;
}
else if(e.getType()==7 && itemSevenCount>0){
System.out.println(e.getBarCode());
itemSevenCount--;
}
else if(e.getType()==10 && itemTenCount>0){
System.out.println(e.getBarCode());
itemTenCount--;
}
}

}

}