/*
 * mxisd - Matrix Identity Server Daemon
 * Copyright (C) 2017 Kamax Sarl
 *
 * https://www.kamax.io/
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

package io.kamax.mxisd.auth;

import io.kamax.mxisd.auth.provider.AuthenticatorProvider;

import java.util.ArrayList;
import java.util.List;
import java.util.function.Supplier;
import java.util.stream.Collectors;

public class AuthProviders {

    private static final List<Supplier<? extends AuthenticatorProvider>> suppliers = new ArrayList<>();

    public static void register(Supplier<? extends AuthenticatorProvider> supplier) {
        suppliers.add(supplier);
    }

    public static List<? extends AuthenticatorProvider> get() {
        return suppliers.stream().map(Supplier::get).collect(Collectors.toList());
    }

}