import java.util.ArrayList; import java.util.List; public class Entry { String name; String phoneNumber; List entryArray = new ArrayList (); public Entry(String phoneNumber){ entryArray.add(0,phoneNumber); } public String getPhoneNumber(){ StringBuilder phoneNumber = new StringBuilder(); for(int i = 0; i < entryArray.size(); i++){ phoneNumber.append(entryArray.get(i)); if(entryArray.size() > 1){ phoneNumber.append(", "); } } return phoneNumber.toString(); } }