private void initContacts() {
// TODO: Create a real UID for each contact
//
for (int i = 0; i < contactsFirstNameData.length && i < contactsLastNameData.length && i < contactsEmailData.length; ++i) {
Contact contact = new Contact(String.valueOf(i), contactsFirstNameData[i], contactsLastNameData[i], contactsEmailData[i]);
contacts.put(contact.getId(), contact);
}
}