func getUserWithProvider(ctx context.Context, userProvider, user string, validate bool) (string, error) {
	switch userProvider {
	case madmin.BuiltinProvider:
		if validate {
			if _, ok := globalIAMSys.GetUser(ctx, user); !ok {
				return "", errNoSuchUser
			}
		}
		return user, nil
	case madmin.LDAPProvider:
		if globalIAMSys.GetUsersSysType() != LDAPUsersSysType {
			return "", errIAMActionNotAllowed
		}

    }

    @Override
    public String getUserId() {
        return nameId;
    }

    /**
     * Gets the SAML user.
     * @return The SAML user.
     */
    public SamlUser getUser() {
        return new SamlUser(nameId, sessionIndex, nameIdFormat, nameidNameQualifier, nameidSPNameQualifier, getDefaultGroupsAsArray(),
                getDefaultRolesAsArray());
    }

    /**

        return "{" + authResult.account().username() + "}";
    }

    /**
     * Gets the Azure AD user associated with this credential.
     * @return The Azure AD user instance.
     */
    public AzureAdUser getUser() {
        return new AzureAdUser(authResult);
    }

    /**
     * Azure AD user implementation providing user information and permissions.
     */
    public static class AzureAdUser implements FessUser {

        resolver.resolve(LocalUserCredential.class, credential -> {
            final LocalUserCredential userCredential = credential;
            final String username = userCredential.getUser();
            final String password = userCredential.getPassword();
            if (!fessConfig.isAdminUser(username)) {

     *
     * @param id the unique identifier of the user
     * @return an OptionalEntity containing the user if found
     */
    public OptionalEntity<User> getUser(final String id) {
        return userBhv.selectByPK(id).map(u -> ComponentUtil.getAuthenticationManager().load(u));
    }

    /**
     * Retrieves a user by their username.
     *

import (
	"database/sql"
	"encoding/json"
	"errors"
	"regexp"
	"testing"

	"github.com/jinzhu/now"
	"gorm.io/gorm"
	. "gorm.io/gorm/utils/tests"
)

func TestSoftDelete(t *testing.T) {
	user := *GetUser("SoftDelete", Config{})
	DB.Save(&user)

	var count int64
	var age uint

	if DB.Model(&User{}).Where("name = ?", user.Name).Count(&count).Error != nil || count != 1 {

        setupEpg(_epgMap, et -> ((SearchLog) et).getSearchWord(), (et, vl) -> ((SearchLog) et).setSearchWord(DfTypeUtil.toString(vl)),
                "searchWord");
        setupEpg(_epgMap, et -> ((SearchLog) et).getUser(), (et, vl) -> ((SearchLog) et).setUser(DfTypeUtil.toString(vl)), "user");
        setupEpg(_epgMap, et -> ((SearchLog) et).getUserAgent(), (et, vl) -> ((SearchLog) et).setUserAgent(DfTypeUtil.toString(vl)),
                "userAgent");

	if accessKey == globalActiveCred.AccessKey {
		writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(ErrAddUserInvalidArgument), r.URL)
		return
	}

	user, exists := globalIAMSys.GetUser(ctx, accessKey)
	if exists && (user.Credentials.IsTemp() || user.Credentials.IsServiceAccount()) {
		// Updating STS credential is not allowed, and this API does not
		// support updating service accounts.

            // check file size
            responseData.setContentLength(file.getSize());
            checkMaxContentLength(responseData);

            if (file.getUser() != null) {
                responseData.addMetaData(FTP_FILE_USER, file.getUser());
            }
            if (file.getGroup() != null) {
                responseData.addMetaData(FTP_FILE_GROUP, file.getGroup());
            }

    }

    @Override
    public void resolveCredential(final LoginCredentialResolver resolver) {
        resolver.resolve(OpenIdConnectCredential.class, credential -> OptionalEntity.of(credential.getUser()));
    }

    @Override
    public ActionResponse getResponse(final SsoResponseType responseType) {
        return null;
    }

    @Override
    public String logout(final FessUserBean user) {