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28 package org.apache.hc.core5.http2.impl.nio;
29
30 import java.io.IOException;
31
32 import org.apache.hc.core5.annotation.Contract;
33 import org.apache.hc.core5.annotation.Internal;
34 import org.apache.hc.core5.annotation.ThreadingBehavior;
35 import org.apache.hc.core5.concurrent.FutureCallback;
36 import org.apache.hc.core5.http.impl.nio.ClientHttp1IOEventHandler;
37 import org.apache.hc.core5.http.impl.nio.ClientHttp1StreamDuplexerFactory;
38 import org.apache.hc.core5.reactor.ProtocolIOSession;
39 import org.apache.hc.core5.reactor.ProtocolUpgradeHandler;
40 import org.apache.hc.core5.util.Args;
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48 @Contract(threading = ThreadingBehavior.IMMUTABLE_CONDITIONAL)
49 @Internal
50 public class ClientHttp1UpgradeHandler implements ProtocolUpgradeHandler {
51
52 private final ClientHttp1StreamDuplexerFactory http1StreamHandlerFactory;
53
54 public ClientHttp1UpgradeHandler(final ClientHttp1StreamDuplexerFactory http1StreamHandlerFactory) {
55 this.http1StreamHandlerFactory = Args.notNull(http1StreamHandlerFactory, "HTTP/1.1 stream handler factory");
56 }
57
58 @Override
59 public void upgrade(final ProtocolIOSession ioSession, final FutureCallback<ProtocolIOSession> callback) {
60 final ClientHttp1IOEventHandler eventHandler = new ClientHttp1IOEventHandler(http1StreamHandlerFactory.create(ioSession));
61 ioSession.upgrade(eventHandler);
62 try {
63 eventHandler.connected(ioSession);
64 if (callback != null) {
65 callback.completed(ioSession);
66 }
67 } catch (final IOException ex) {
68 eventHandler.exception(ioSession, ex);
69 }
70 }
71
72 }