/*
 * Copyright 2008-present MongoDB, Inc.
 *
 * 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.
 *
 * Original Work: MIT License, Copyright (c) [2015-2020] all contributors
 * https://github.com/marianobarrios/tls-channel
 */

package com.mongodb.internal.connection.tlschannel;

import javax.net.ssl.SNIServerName;
import javax.net.ssl.SSLContext;
import java.util.Optional;

Factory for SSLContexts, based in an optional SNIServerName. Implementations of this interface are supplied to ServerTlsChannel instances, to select the correct context (and so the correct certificate) based on the server name provided by the client. /**
 * Factory for {@link SSLContext}s, based in an optional {@link SNIServerName}. Implementations of
 * this interface are supplied to {@link ServerTlsChannel} instances, to select the correct context
 * (and so the correct certificate) based on the server name provided by the client.
 */
@FunctionalInterface
public interface SniSslContextFactory {

  
Return a proper SSLContext. 
Params:
sniServerName – an optional SNIServerName; an empty value means that the client did not send and SNI value.
Returns:
the chosen context, or an empty value, indicating that no context is supplied and the
    connection should be aborted./**
   * Return a proper {@link SSLContext}.
   *
   * @param sniServerName an optional {@link SNIServerName}; an empty value means that the client
   *     did not send and SNI value.
   * @return the chosen context, or an empty value, indicating that no context is supplied and the
   *     connection should be aborted.
   */
  Optional<SSLContext> getSslContext(Optional<SNIServerName> sniServerName);
}