public void executeWorkItem(WorkItem workItem,
                            WorkItemManager workItemManager) {

    try {

        RequiredParameterValidator.validate(this.getClass(),
                                            workItem);

        String userids = (String) workItem.getParameter("UserIds");

        List<OktaUser> retUserList = new ArrayList<>();

        UserList userList = oktaClient.listUsers();

        if (userids != null && userids.length() > 0) {
            List<String> useridsList = Arrays.asList(userids.split(","));
            userList.stream()
                    .filter(usr -> useridsList.contains(usr.getId()))
                    .forEach(usr -> retUserList.add(new OktaUser(usr)));
        } else {
            // get all
            userList.stream().forEach(usr -> retUserList.add(new OktaUser(usr)));
        }

        Map<String, Object> results = new HashMap<>();
        results.put(RESULTS_VALUE,
                    retUserList);

        workItemManager.completeWorkItem(workItem.getId(),
                                         results);
    } catch (Exception e) {
        handleException(e);
    }
}
 

private void listAllUsers() {
    UserList users = client.listUsers();

    // stream
    client.listUsers().stream()
        .forEach(user -> {
          // do something
        });
}
 

private void userSearch() {
    // search by email
    UserList users = client.listUsers("[email protected]", null, null, null, null);

    // filter parameter
    users = client.listUsers(null, "status eq \"ACTIVE\"", null, null, null);
}
 

private void paging() {
    // get the list of users
    UserList users = client.listUsers();

    // get the first user in the collection
    log.info("First user in collection: {}", users.iterator().next().getProfile().getEmail());

    // or loop through all of them (paging is automatic)
    for (User tmpUser : users) {
        log.info("User: {}", tmpUser.getProfile().getEmail());
    }

    // or via a stream
    users.stream().forEach(tmpUser -> log.info("User: {}", tmpUser.getProfile().getEmail()));
}
 

public static void main(String[] args) {

        try {
            // Instantiate a builder for your Client. If needed, settings like Proxy and Caching can be defined here.
            ClientBuilder builder = Clients.builder();

            // No need to define anything else; build the Client instance. The ClientCredential information will be automatically found
            // in pre-defined locations: i.e. ~/.okta/okta.yaml
            Client client = builder.build();

            // Create a group
            Group group = GroupBuilder.instance()
                    .setName("my-user-group-" + UUID.randomUUID().toString())
                    .setDescription("Quickstart created Group")
                    .buildAndCreate(client);

            println("Group: '" + group.getId() + "' was last updated on: " + group.getLastUpdated());


            // Create a User Account
            String email = "joe.coder+" + UUID.randomUUID().toString() + "@example.com";

            char[] password = {'P','a','s','s','w','o','r','d','1'};
            User user = UserBuilder.instance()
                .setEmail(email)
                .setFirstName("Joe")
                .setLastName("Coder")
                .setPassword(password)
                .setSecurityQuestion("Favorite security question?")
                .setSecurityQuestionAnswer("None of them!")
                .putProfileProperty("division", "Seven") // key/value pairs predefined in the user profile schema
                .setActive(true)
                .buildAndCreate(client);

            // add user to the newly created group
            user.addToGroup(group.getId());

            String userId = user.getId();
            println("User created with ID: " + userId);

            // You can look up user by ID
            println("User lookup by ID: "+ client.getUser(userId).getProfile().getLogin());

            // or by Email
            println("User lookup by Email: "+ client.getUser(email).getProfile().getLogin());


            // get the list of users
            UserList users = client.listUsers();

            // get the first user in the collection
            println("First user in collection: " + users.iterator().next().getProfile().getEmail());

            // or loop through all of them (paging is automatic)
//            int ii = 0;
//            for (User tmpUser : users) {
//                println("["+ ii++ +"] User: " + tmpUser.getProfile().getEmail());
//            }

        }
        catch (ResourceException e) {

            // we can get the user friendly message from the Exception
            println(e.getMessage());

            // and you can get the details too
            e.getCauses().forEach( cause -> println("\t" + cause.getSummary()));
            throw e;
        }
    }
 

@GetMapping("/users")
public UserList getUsers() {
    return client.listUsers();
}
 

@GetMapping("/user")
public UserList searchUserByEmail(@RequestParam String query) {
    return client.listUsers(query, null, null, null, null);
}