private List<User> sampleUsers()
{
return Arrays.asList(
new User("uid1", "Admin", "admin@gmail.com"),
new User("uid2", "Siva", "siva@gmail.com"),
new User("uid3", "Bernard", "bernard@gmail.com"),
new User("uid4", "John", "john@gmail.com"),
new User("uid5", "Mike", "mike@gmail.com")
);
}
}