JdkDefaultApplicationProtocolNegotiator Class — netty Architecture

Source Code

handler/src/main/java/io/netty/handler/ssl/JdkDefaultApplicationProtocolNegotiator.java lines 27–60

final class JdkDefaultApplicationProtocolNegotiator implements JdkApplicationProtocolNegotiator {
    public static final JdkDefaultApplicationProtocolNegotiator INSTANCE =
            new JdkDefaultApplicationProtocolNegotiator();
    private static final SslEngineWrapperFactory DEFAULT_SSL_ENGINE_WRAPPER_FACTORY = new SslEngineWrapperFactory() {
        @Override
        public SSLEngine wrapSslEngine(SSLEngine engine,
                                       JdkApplicationProtocolNegotiator applicationNegotiator, boolean isServer) {
            return engine;
        }
    };

    private JdkDefaultApplicationProtocolNegotiator() {
    }

    @Override
    public SslEngineWrapperFactory wrapperFactory() {
        return DEFAULT_SSL_ENGINE_WRAPPER_FACTORY;
    }

    @Override
    public ProtocolSelectorFactory protocolSelectorFactory() {
        throw new UnsupportedOperationException("Application protocol negotiation unsupported");
    }

    @Override
    public ProtocolSelectionListenerFactory protocolListenerFactory() {
        throw new UnsupportedOperationException("Application protocol negotiation unsupported");
    }

    @Override
    public List<String> protocols() {
        return Collections.emptyList();
    }
}