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19 package org.eclipse.jetty.alpn.client;
20
21 import java.util.List;
22 import java.util.Map;
23 import java.util.concurrent.Executor;
24
25 import javax.net.ssl.SSLEngine;
26
27 import org.eclipse.jetty.alpn.ALPN;
28 import org.eclipse.jetty.io.ClientConnectionFactory;
29 import org.eclipse.jetty.io.EndPoint;
30 import org.eclipse.jetty.io.NegotiatingClientConnection;
31 import org.eclipse.jetty.util.log.Log;
32 import org.eclipse.jetty.util.log.Logger;
33
34 public class ALPNClientConnection extends NegotiatingClientConnection implements ALPN.ClientProvider
35 {
36 private static final Logger LOG = Log.getLogger(ALPNClientConnection.class);
37
38 private final List<String> protocols;
39
40 public ALPNClientConnection(EndPoint endPoint, Executor executor, ClientConnectionFactory connectionFactory, SSLEngine sslEngine, Map<String, Object> context, List<String> protocols)
41 {
42 super(endPoint, executor, sslEngine, connectionFactory, context);
43 this.protocols = protocols;
44 ALPN.put(sslEngine, this);
45 }
46
47 @Override
48 public void unsupported()
49 {
50 ALPN.remove(getSSLEngine());
51 completed();
52 }
53
54 @Override
55 public List<String> protocols()
56 {
57 return protocols;
58 }
59
60 @Override
61 public void selected(String protocol)
62 {
63 if (protocols.contains(protocol))
64 {
65 ALPN.remove(getSSLEngine());
66 completed();
67 }
68 else
69 {
70 LOG.info("Could not negotiate protocol: server [{}] - client {}", protocol, protocols);
71 close();
72 }
73 }
74
75 @Override
76 public void close()
77 {
78 ALPN.remove(getSSLEngine());
79 super.close();
80 }
81 }