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1   /*
2    * Copyright 2021 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  package io.netty.handler.ssl;
17  
18  import io.netty.util.internal.SuppressJava6Requirement;
19  
20  import javax.net.ssl.SSLEngine;
21  import java.util.List;
22  import java.util.function.BiConsumer;
23  import java.util.function.BiFunction;
24  
25  @SuppressJava6Requirement(reason = "Usage guarded by java version check")
26  final class BouncyCastleAlpnSslEngine extends JdkAlpnSslEngine {
27  
28      BouncyCastleAlpnSslEngine(SSLEngine engine,
29                       @SuppressWarnings("deprecation") JdkApplicationProtocolNegotiator applicationNegotiator,
30                       boolean isServer) {
31          super(engine, applicationNegotiator, isServer,
32                  new BiConsumer<SSLEngine, AlpnSelector>() {
33                      @Override
34                      public void accept(SSLEngine e, AlpnSelector s) {
35                          BouncyCastleAlpnSslUtils.setHandshakeApplicationProtocolSelector(e, s);
36                      }
37                  },
38                  new BiConsumer<SSLEngine, List<String>>() {
39                      @Override
40                      public void accept(SSLEngine e, List<String> p) {
41                          BouncyCastleAlpnSslUtils.setApplicationProtocols(e, p);
42                      }
43                  });
44      }
45  
46      public String getApplicationProtocol() {
47          return BouncyCastleAlpnSslUtils.getApplicationProtocol(getWrappedEngine());
48      }
49  
50      public String getHandshakeApplicationProtocol() {
51          return BouncyCastleAlpnSslUtils.getHandshakeApplicationProtocol(getWrappedEngine());
52      }
53  
54      public void setHandshakeApplicationProtocolSelector(BiFunction<SSLEngine, List<String>, String> selector) {
55          BouncyCastleAlpnSslUtils.setHandshakeApplicationProtocolSelector(getWrappedEngine(), selector);
56      }
57  
58      public BiFunction<SSLEngine, List<String>, String> getHandshakeApplicationProtocolSelector() {
59          return BouncyCastleAlpnSslUtils.getHandshakeApplicationProtocolSelector(getWrappedEngine());
60      }
61  
62  }