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28 package org.apache.hc.core5.http2.impl.nio;
29
30 import org.apache.hc.core5.annotation.Contract;
31 import org.apache.hc.core5.annotation.Internal;
32 import org.apache.hc.core5.annotation.ThreadingBehavior;
33 import org.apache.hc.core5.http.impl.nio.ServerHttp1StreamDuplexerFactory;
34 import org.apache.hc.core5.http.nio.ssl.TlsStrategy;
35 import org.apache.hc.core5.http2.HttpVersionPolicy;
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
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43
44
45
46 @Contract(threading = ThreadingBehavior.IMMUTABLE_CONDITIONAL)
47 @Internal
48 public class ServerHttpProtocolNegotiatorFactory implements IOEventHandlerFactory {
49
50 private final ServerHttp1StreamDuplexerFactory http1StreamDuplexerFactory;
51 private final ServerH2StreamMultiplexerFactory http2StreamMultiplexerFactory;
52 private final HttpVersionPolicy versionPolicy;
53 private final TlsStrategy tlsStrategy;
54 private final Timeout handshakeTimeout;
55
56 public ServerHttpProtocolNegotiatorFactory(
57 final ServerHttp1StreamDuplexerFactory http1StreamDuplexerFactory,
58 final ServerH2StreamMultiplexerFactory http2StreamMultiplexerFactory,
59 final HttpVersionPolicy versionPolicy,
60 final TlsStrategy tlsStrategy,
61 final Timeout handshakeTimeout) {
62 this.http1StreamDuplexerFactory = Args.notNull(http1StreamDuplexerFactory, "HTTP/1.1 stream handler factory");
63 this.http2StreamMultiplexerFactory = Args.notNull(http2StreamMultiplexerFactory, "HTTP/2 stream handler factory");
64 this.versionPolicy = versionPolicy != null ? versionPolicy : HttpVersionPolicy.NEGOTIATE;
65 this.tlsStrategy = tlsStrategy;
66 this.handshakeTimeout = handshakeTimeout;
67 }
68
69 @Override
70 public ServerHttpProtocolNegotiator createHandler(final ProtocolIOSession ioSession, final Object attachment) {
71 if (tlsStrategy != null) {
72 tlsStrategy.upgrade(
73 ioSession,
74 null,
75 ioSession.getLocalAddress(),
76 ioSession.getRemoteAddress(),
77 attachment != null ? attachment : versionPolicy,
78 handshakeTimeout);
79 }
80 return new ServerHttpProtocolNegotiator(ioSession, http1StreamDuplexerFactory, http2StreamMultiplexerFactory, versionPolicy);
81 }
82
83 }