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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.http.impl.nio;
29  
30  import org.apache.hc.core5.annotation.Contract;
31  import org.apache.hc.core5.annotation.ThreadingBehavior;
32  import org.apache.hc.core5.http.URIScheme;
33  import org.apache.hc.core5.http.nio.ssl.TlsStrategy;
34  import org.apache.hc.core5.reactor.EndpointParameters;
35  import org.apache.hc.core5.reactor.IOEventHandler;
36  import org.apache.hc.core5.reactor.IOEventHandlerFactory;
37  import org.apache.hc.core5.reactor.ProtocolIOSession;
38  import org.apache.hc.core5.util.Args;
39  import org.apache.hc.core5.util.Timeout;
40  
41  /**
42   * {@link ServerHttp1IOEventHandler} factory.
43   *
44   * @since 5.0
45   */
46  @Contract(threading = ThreadingBehavior.IMMUTABLE_CONDITIONAL)
47  public class ServerHttp1IOEventHandlerFactory implements IOEventHandlerFactory {
48  
49      private final ServerHttp1StreamDuplexerFactory streamDuplexerFactory;
50      private final TlsStrategy tlsStrategy;
51      private final Timeout handshakeTimeout;
52  
53      public ServerHttp1IOEventHandlerFactory(
54              final ServerHttp1StreamDuplexerFactory streamDuplexerFactory,
55              final TlsStrategy tlsStrategy,
56              final Timeout handshakeTimeout) {
57          this.streamDuplexerFactory = Args.notNull(streamDuplexerFactory, "Stream duplexer factory");
58          this.tlsStrategy = tlsStrategy;
59          this.handshakeTimeout = handshakeTimeout;
60      }
61  
62      @Override
63      public IOEventHandler createHandler(final ProtocolIOSession ioSession, final Object attachment) {
64          String endpointScheme = URIScheme.HTTP.id;
65          if (attachment instanceof EndpointParameters) {
66              final EndpointParameters params = (EndpointParameters) attachment;
67              endpointScheme = params.getScheme();
68              if (tlsStrategy != null && URIScheme.HTTPS.same(endpointScheme)) {
69                  tlsStrategy.upgrade(
70                          ioSession,
71                          params,
72                          params.getAttachment(),
73                          handshakeTimeout,
74                          null);
75              }
76          } else {
77              tlsStrategy.upgrade(
78                      ioSession,
79                      null,
80                      attachment,
81                      handshakeTimeout,
82                      null);
83          }
84          return new ServerHttp1IOEventHandler(streamDuplexerFactory.create(endpointScheme, ioSession));
85      }
86  
87  }