UserData.java

package io.swagger.v3.jaxrs2.resources.data;

import io.swagger.v3.jaxrs2.resources.model.User;

import java.util.ArrayList;
import java.util.List;

public class UserData {
    static List<User> users = new ArrayList<User>();

    static {
        users.add(createUser(1, "user1", "first name 1", "last name 1",
                "email1@test.com", "123-456-7890", 1));
        users.add(createUser(2, "user2", "first name 2", "last name 2",
                "email2@test.com", "123-456-7890", 2));
        users.add(createUser(3, "user3", "first name 3", "last name 3",
                "email3@test.com", "123-456-7890", 3));
        users.add(createUser(4, "user4", "first name 4", "last name 4",
                "email4@test.com", "123-456-7890", 1));
        users.add(createUser(5, "user5", "first name 5", "last name 5",
                "email5@test.com", "123-456-7890", 2));
        users.add(createUser(6, "user6", "first name 6", "last name 6",
                "email6@test.com", "123-456-7890", 3));
        users.add(createUser(7, "user7", "first name 7", "last name 7",
                "email7@test.com", "123-456-7890", 1));
        users.add(createUser(8, "user8", "first name 8", "last name 8",
                "email8@test.com", "123-456-7890", 2));
        users.add(createUser(9, "user9", "first name 9", "last name 9",
                "email9@test.com", "123-456-7890", 3));
        users.add(createUser(10, "user10", "first name 10", "last name 10",
                "email10@test.com", "123-456-7890", 1));
        users.add(createUser(11, "user?10", "first name ?10", "last name ?10",
                "email101@test.com", "123-456-7890", 1));

    }

    public User findUserByName(String username) {
        for (User user : users) {
            if (user.getUsername().equals(username)) {
                return user;
            }
        }
        return null;
    }

    public void addUser(User user) {
        if (users.size() > 0) {
            for (int i = users.size() - 1; i >= 0; i--) {
                if (users.get(i).getUsername().equals(user.getUsername())) {
                    users.remove(i);
                }
            }
        }
        users.add(user);
    }

    public boolean removeUser(String username) {
        if (users.size() > 0) {
            for (int i = users.size() - 1; i >= 0; i--) {
                if (users.get(i).getUsername().equals(username)) {
                    users.remove(i);
                    return true;
                }
            }
        }
        return false;
    }

    private static User createUser(long id, String username, String firstName,
                                   String lastName, String email, String phone, int userStatus) {
        User user = new User();
        user.setId(id);
        user.setUsername(username);
        user.setFirstName(firstName);
        user.setLastName(lastName);
        user.setEmail(email);
        user.setPassword("XXXXXXXXXXX");
        user.setPhone(phone);
        user.setUserStatus(userStatus);
        return user;
    }
}