Question

Can you please add comments to this code?

JAVA Code:

import java.util.ArrayList;

public class Catalog
{
String catalog_name;
ArrayList<Item> list;
Catalog(String cs_Gift_Catalog) {

list=new ArrayList<>();
catalog_name=cs_Gift_Catalog;
}

String getName() {

int size() {

return list.size();

}

Item get(int i) {

return list.get(i);
}

void add(Item item) {
list.add(item);
}
}

Thanks!

Answer 1

The complete source code with comments is given below:

//import ArrayList
import java.util.ArrayList;

//class Catalog
public class Catalog
{
//data member declaration
String catalog_name;
ArrayList<Item> list;
  
//parameterize construction
Catalog(String cs_Gift_Catalog)
{
//assign the list
list=new ArrayList<>();
  
//assign the catalog name
catalog_name=cs_Gift_Catalog;
}
  
//method to get the name of the catalog
String getName()
{
//return statement
return catalog_name;
}
  
//method to return the size of the list
int size()
{
//return statement
return list.size();
}
  
//method to get the item from the list
Item get(int i)
{
//return statement
return list.get(i);
}
  
//method to add the item into the list
void add(Item item)
{
//add item into the list
list.add(item);
}
}

The screenshot of the source code is given below: