list2

package phonebook;

/**
 * Document : PhoneBook Created on : 20/10/2014, 13:00:57 Author : Admin
 */
public class PhoneBook
{
    private Contact[] list;
    private int count;
    private static final int MAX_CONTACT = 40;

    public PhoneBook()
    {
        count = 0;
        list = new Contact[MAX_CONTACT];
    }

    public void addContact(String name, String phone)
    {
        int i = 0;
        while(i < count && !name.equals(list[i].getN()))
        {
            i++;
        }
        if(i < count)
        {
            list[i].setP(phone);
        }
        else
        {
            if(count == list.length)
            {
                Contact[] tmp = new Contact[MAX_CONTACT];
                for(int j = 0; j < list.length; j++)
                {
                    tmp[j] = list[j];
                }
                list = tmp;
                list[count] = new Contact(name, phone);
                count++;
            }

        }
    }

    public void delContact(String name)
    {
        for(int i = 0; i < count; i++)
        {
            if(list[i].getN().equals(name))
            {

                for(int j = i; j < count - 1; j++)
                {
                    Contact temp = list[j];
                    list[j] = list[j + 1];
                    list[j + 1] = temp;
                }
                list[count - 1] = null;
                count--;
            }
        }
    }

    public String getPhone(String name)
    {
        for(int i = 0; i < count; i++)
        {
            if(list[i].equals(name))
            {
                return list[i].getP();
            }
        }
        return null;
    }

    public String[] getAllContactsNames()
    {
        String[] names = new String[count];
        for(int i = 0; i < count; i++)
        {
            names[i] = list[i].getN();
        }
        return names;
    }

    @Override
    public String toString()
    {

    }
}