<?php namespace Auth;
/**
* Copyright 2016 OpenStack Foundation
* 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,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
**/
/**
 * Class AuthenticationExtensionService
 * @package Auth
 */
class AuthenticationExtensionService implements IAuthenticationExtensionService {

    /**
     * @var array
     */
    private $extensions;

    /**
     * AuthenticationExtensionService constructor.
     */
    public function __construct(){
        $this->extensions = [];
    }
    /**
     * @return array
     */
    public function getExtensions()
    {
        return $this->extensions;
    }

    /**
     * @param IAuthenticationExtension $extension
     * @return $this
     */
    public function addExtension(IAuthenticationExtension $extension)
    {
        $this->extensions[] = $extension;
        return $this;
    }
}