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Amirhossein Aghighi #5

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b030852
refactor new contact variables name
AmirhosseinAghighi Apr 20, 2024
427a219
removed unused variables
AmirhosseinAghighi Apr 20, 2024
9c29424
removed unused variables
AmirhosseinAghighi Apr 20, 2024
2e3b372
refactor and cleaning code
AmirhosseinAghighi Apr 20, 2024
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22 changes: 12 additions & 10 deletions src/com/phone/Main.java
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Original file line number Diff line number Diff line change
Expand Up @@ -2,33 +2,35 @@

import java.util.Scanner;

// amirhossein aghighi | 40231038

public class Main {
public static void main(String[] args) {
Phonebook phonebook = new Phonebook();
boolean isAddedMahdi = phonebook.addContact("mahdi", "09011234567", "Tehran", 29);
boolean isAddedAmir = phonebook.addContact("amir", "09021234567", "Tabriz", 22);
boolean isAddedPouya = phonebook.addContact("pouya", "09031234567", "Mashhad", 38);
phonebook.addContact("mahdi", "09011234567", "Tehran", 29);
phonebook.addContact("amir", "09021234567", "Tabriz", 22);
phonebook.addContact("pouya", "09031234567", "Mashhad", 38);


Scanner reader = new Scanner(System.in);
System.out.println("enter user name:");
String custName = reader.nextLine().strip();
String newContactName = reader.nextLine().strip();
System.out.println("enter user phone:");
String custPhone = reader.nextLine().strip();
String newContactPhone = reader.nextLine().strip();
System.out.println("enter user address:");
String custAddr = reader.nextLine();
String newContactAddr = reader.nextLine();
System.out.println("enter user age:");
int custAge = Integer.parseInt(reader.nextLine().strip());
boolean isAddedCust = phonebook.addContact(custName, custPhone, custAddr, custAge);
int newContactAge = Integer.parseInt(reader.nextLine().strip());
phonebook.addContact(newContactName, newContactPhone, newContactAddr, newContactAge);



System.out.println("added all contacts");



Contact mahdiCont = phonebook.getContact("mahdi");
Contact montezaCont = phonebook.getContact("morteza");
phonebook.getContact("mahdi");
phonebook.getContact("morteza");

int avgAge = phonebook.getAvgAge();
System.out.println("average age of contacts is: " + avgAge);
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7 changes: 3 additions & 4 deletions src/com/phone/Phonebook.java
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Original file line number Diff line number Diff line change
Expand Up @@ -6,7 +6,7 @@
import java.util.HashSet;

public class Phonebook {
private HashMap<String, Contact> contactHashMap;
final private HashMap<String, Contact> contactHashMap;
private int numberOfContacts;

Phonebook(){
Expand All @@ -16,8 +16,7 @@ public class Phonebook {

public boolean addContact(String name, String phoneNumber, String address,int age){
Contact newContact = new Contact(name, phoneNumber, address, age);
ArrayList<Contact> contacts = new ArrayList<>(contactHashMap.values());
if (contacts.contains(newContact) ){
if (contactHashMap.containsValue(newContact)){
return false;
}
contactHashMap.put(name, newContact);
Expand All @@ -41,7 +40,7 @@ public Contact getContact(String name){

public int getAvgAge(){
ArrayList<Contact> contacts = new ArrayList<>(contactHashMap.values());
double sum = 0.00001;
double sum = 0f;
for(Contact el : contacts){
System.out.println(el);
sum += el.getAge();
Expand Down