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1   /*
2    * Copyright 2015 The Netty Project
3    *
4    * The Netty Project licenses this file to you under the Apache License,
5    * version 2.0 (the "License"); you may not use this file except in compliance
6    * with the License. You may obtain a copy of the License at:
7    *
8    *   https://www.apache.org/licenses/LICENSE-2.0
9    *
10   * Unless required by applicable law or agreed to in writing, software
11   * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
12   * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
13   * License for the specific language governing permissions and limitations
14   * under the License.
15   */
16  
17  package io.netty.handler.ssl;
18  
19  /**
20   * Indicates the state of the {@link javax.net.ssl.SSLEngine} with respect to client authentication.
21   * This configuration item really only applies when building the server-side {@link SslContext}.
22   */
23  public enum ClientAuth {
24      /**
25       * Indicates that the {@link javax.net.ssl.SSLEngine} will not request client authentication.
26       */
27      NONE,
28  
29      /**
30       * Indicates that the {@link javax.net.ssl.SSLEngine} will request client authentication.
31       */
32      OPTIONAL,
33  
34      /**
35       * Indicates that the {@link javax.net.ssl.SSLEngine} will *require* client authentication.
36       */
37      REQUIRE
38  }