// getUserWithProvider - returns the appropriate internal username based on the user provider.
// if validate is true, an error is returned if the user does not exist.
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

# Get Current User { #get-current-user }

In the previous chapter the security system (which is based on the dependency injection system) was giving the *path operation function* a `token` as a `str`:

{* ../../docs_src/security/tutorial001_an_py39.py hl[12] *}

But that is still not that useful.

Let's make it give us the current user.

## Create a user model { #create-a-user-model }

First, let's create a Pydantic user model.

    }

    public void test_constructor() {
        // Test constructor initializes fields correctly
        LdapUser user = new LdapUser(testEnv, "username");
        assertEquals("username", user.getName());
        assertSame(testEnv, user.getEnvironment());
        assertNull(user.permissions);
    }

    public void test_getName() {
        // Test getName returns the correct name

/*
 * Copyright (C) 2012 The Guava Authors
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,

    public static final String MAVEN_INSTALLATION_CONF = "maven.installation.conf";

    /**
     * Maven user configuration directory.
     *
     * @since 4.0.0
     */
    @Config(defaultValue = "${user.home}/.m2")
    public static final String MAVEN_USER_CONF = "maven.user.conf";

    /**
     * Maven project configuration directory.
     *
     * @since 4.0.0
     */

 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.opensearch.user.exbhv;

import java.util.Map;
import java.util.regex.Pattern;
import java.util.stream.Collectors;

import org.codelibs.core.misc.Pair;
import org.codelibs.fess.opensearch.user.bsbhv.BsUserBhv;
import org.codelibs.fess.opensearch.user.exentity.User;
import org.codelibs.fess.util.ComponentUtil;

```

#### 3.2.a Automatic removal of noncurrent versions keeping only most recent ones immediately (MinIO only extension)

This is available only on MinIO as an extension to the NewerNoncurrentVersions feature. The following rule makes it possible to remove older noncurrent versions

/*
 * Copyright 2012-2025 CodeLibs Project and the Others.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,

 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.opensearch.user.exbhv;

import java.util.Map;
import java.util.regex.Pattern;
import java.util.stream.Collectors;

import org.codelibs.core.misc.Pair;
import org.codelibs.fess.opensearch.user.bsbhv.BsGroupBhv;
import org.codelibs.fess.opensearch.user.exentity.Group;
import org.codelibs.fess.util.ComponentUtil;

        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 {