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1   /*
2    * ====================================================================
3    * Licensed to the Apache Software Foundation (ASF) under one
4    * or more contributor license agreements.  See the NOTICE file
5    * distributed with this work for additional information
6    * regarding copyright ownership.  The ASF licenses this file
7    * to you under the Apache License, Version 2.0 (the
8    * "License"); you may not use this file except in compliance
9    * with the License.  You may obtain a copy of the License at
10   *
11   *   http://www.apache.org/licenses/LICENSE-2.0
12   *
13   * Unless required by applicable law or agreed to in writing,
14   * software distributed under the License is distributed on an
15   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16   * KIND, either express or implied.  See the License for the
17   * specific language governing permissions and limitations
18   * under the License.
19   * ====================================================================
20   *
21   * This software consists of voluntary contributions made by many
22   * individuals on behalf of the Apache Software Foundation.  For more
23   * information on the Apache Software Foundation, please see
24   * <http://www.apache.org/>.
25   *
26   */
27  
28  package org.apache.hc.core5.reactor.ssl;
29  
30  import javax.net.ssl.SSLEngine;
31  import javax.net.ssl.SSLException;
32  
33  import org.apache.hc.core5.net.NamedEndpoint;
34  
35  /**
36   * Callback interface that can be used to customize various aspects of
37   * the TLS/SSL protocol.
38   *
39   * @since 4.2
40   */
41  public interface SSLSessionVerifier {
42  
43      /**
44       * Triggered when the SSL connection has been established and initial SSL
45       * handshake has been successfully completed. Custom handlers can use
46       * this callback to verify properties of the {@link SSLEngine}.
47       * For instance this would be the right place to enforce SSL cipher
48       * strength, validate certificate chain and do hostname checks.
49       *
50       * @param endpoint the endpoint name for a client side session or {@code null}
51       *                 for a server side session.
52       * @param sslEngine SSL engine.
53       * @throws SSLException if case of SSL protocol error.
54       */
55      TlsDetails verify(NamedEndpoint endpoint, SSLEngine sslEngine) throws SSLException;
56  
57  }