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25 
26 package jdk.internal.net.http;
27 
28 import java.net.InetSocketAddress;
29 import java.nio.channels.SocketChannel;
30 import java.util.concurrent.CompletableFuture;
31 import java.util.function.Function;
32 import jdk.internal.net.http.common.MinimalFuture;
33 import jdk.internal.net.http.common.SSLTube;
34 import jdk.internal.net.http.common.Utils;
35 
36 /**
37  * Asynchronous version of SSLConnection.
38  */
39 class AsyncSSLConnection extends AbstractAsyncSSLConnection {
40 
41     final PlainHttpConnection plainConnection;
42     final PlainHttpPublisher writePublisher;
43     private volatile SSLTube flow;
44 
AsyncSSLConnection(InetSocketAddress addr, HttpClientImpl client, String[] alpn)45     AsyncSSLConnection(InetSocketAddress addr,
46                        HttpClientImpl client,
47                        String[] alpn) {
48         super(addr, client, Utils.getServerName(addr), addr.getPort(), alpn);
49         plainConnection = new PlainHttpConnection(addr, client);
50         writePublisher = new PlainHttpPublisher();
51     }
52 
53     @Override
connectAsync(Exchange<?> exchange)54     public CompletableFuture<Void> connectAsync(Exchange<?> exchange) {
55         return plainConnection
56                 .connectAsync(exchange)
57                 .thenApply( unused -> {
58                     // create the SSLTube wrapping the SocketTube, with the given engine
59                     flow = new SSLTube(engine,
60                                        client().theExecutor(),
61                                        client().getSSLBufferSupplier()::recycle,
62                                        plainConnection.getConnectionFlow());
63                     return null; } );
64     }
65 
66     @Override
finishConnect()67     public CompletableFuture<Void> finishConnect() {
68         // The actual ALPN value, which may be the empty string, is not
69         // interesting at this point, only that the handshake has completed.
70         return getALPN()
71                 .handle((String unused, Throwable ex) -> {
72                     if (ex == null) {
73                         return plainConnection.finishConnect();
74                     } else {
75                         plainConnection.close();
76                         return MinimalFuture.<Void>failedFuture(ex);
77                     } })
78                 .thenCompose(Function.identity());
79     }
80 
81     @Override
82     boolean connected() {
83         return plainConnection.connected();
84     }
85 
86     @Override
87     HttpPublisher publisher() { return writePublisher; }
88 
89     @Override
90     boolean isProxied() {
91         return false;
92     }
93 
94     @Override
95     InetSocketAddress proxy() {
96         return null;
97     }
98 
99     @Override
100     SocketChannel channel() {
101         return plainConnection.channel();
102     }
103 
104     @Override
105     ConnectionPool.CacheKey cacheKey() {
106         return ConnectionPool.cacheKey(address, null);
107     }
108 
109     @Override
110     public void close() {
111         plainConnection.close();
112     }
113 
114     @Override
115     SSLTube getConnectionFlow() {
116        return flow;
117    }
118 }
119